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Home , Achnatherum aridum, Aliciella, Almutaster, Ambrosia monogyra, Amelanchier utahensis, Ancistrocarphus

Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Rare Rank Additions Date Abutilon abutiloides - Added to CRPR 2B.1 5-Oct-2016 Acanthoscyphus parishii var. parishii - Added to CRPR 4.2 9-Apr-2007 Adiantum shastense - Added to CRPR 4.3 18-Nov-2016 Agrostis lacuna-vernalis - Added to CRPR 1B.1 14-Jun-2012 - Added to CRPR 2B.2 4-Oct-2006 Allium abramsii - Added to CRPR 1B.2 13-Mar-2012 Allium howellii var. howellii - Added to CRPR 4.3 4-Apr-2017 Allium howellii var. sanbenitense - Added to CRPR 1B.3 4-Apr-2017 Allium punctum - Added to CRPR 2B.2 8-Sep-2009 Almutaster pauciflorus - Added to CRPR 2B.2 14-Mar-2017 Ambrosia monogyra - Added to CRPR 2B.2 21-Feb-2007 Amsinckia douglasiana - Added to CRPR 4.2 20-Aug-2007 keilii - Added to CRPR 1B.1 1-Jan-2005 Anemone multifida var. multifida - Added to CRPR 2B.2 28-Aug-2017 Antennaria lanata - Added to CRPR 2B.2 1-Jan-2004 Antennaria sawyeri - Added to CRPR 1B.2 29-Oct-2015 Arctostaphylos gabilanensis - Added to CRPR 1B.2 1-Jan-2005 Arctostaphylos ohloneana - Added to CRPR 1B.1 2-Apr-2009 Arctostaphylos pacifica - Added to CRPR 1B.2 15-Mar-2007 tripartita ssp. tripartita - Added to CRPR 2B.3 20-Aug-2012 Astragalus austiniae - Added to CRPR 1B.3 4-Dec-2013 Astragalus bernardinus - Added to CRPR 1B.2 17-Feb-2011 Astragalus hornii var. hornii - Added to CRPR 1B.1 1-Dec-2006 Astragalus kentrophyta var. ungulatus - Added to CRPR 2B.2 5-Feb-2008 Astragalus pulsiferae var. coronensis - Added to CRPR 4.2 1-Jan-2005 Astragalus nyensis - Added to CRPR 1B.1 27-Dec-2011 Astragalus sabulonum - Added to CRPR 2B.2 19-Oct-2011 Astragalus tidestromii - Added to CRPR 2B.2 5-Jan-2009 argentea var. longitrichoma - Added to CRPR 1B.1 29-Jul-2010 Atriplex pusilla - Added to CRPR 2B 28-Aug-2006 Berberis harrisoniana - Added to CRPR 1B.2 6-Feb-2006 Berberis higginsiae - Added to CRPR 3.2 30-Apr-2014 Boechera evadens - Added to CRPR 1B.3 11-Apr-2012 Boechera pendulina - Added to CRPR 2B.3 1-Jan-2004 Boechera rollei - Added to CRPR 1B.1 1-Jun-2011 Boechera rubicundula - Added to CRPR 1B.1 27-Apr-2011 Boechera serpenticola - Added to CRPR 1B.2 6-May-2011 Boechera shevockii - Added to CRPR 1B.1 6-May-2011 Boechera tularensis - Added to CRPR 1B.3 5-Jul-2011 Boechera ultraalsa - Added to CRPR 1B.1 1-Jun-2011 Boechera yorkii - Added to CRPR 1B.3 1-Jan-2005 Botrychium paradoxum - Added to CRPR 2B.1 5-Mar-2012 Botrychium pedunculosum - Added to CRPR 2B.1 31-Oct-2011 Botrychium pumicola - Added to CRPR 2B.2 5-Jan-2009

Page 1 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Botrychium tunux - Added to CRPR 2B.1 5-Mar-2012 Botrychium yaaxudakeit - Added to CRPR 2B.1 5-Mar-2012 Brasenia schreberi - Added to CRPR 2B.3 27-Oct-2010 matsonii - Added to CRPR 1B.1 12-Jul-2011 Brodiaea santarosae - Added to CRPR 3 4-Feb-2008 Brodiaea sierrae - Added to CRPR 4.3 20-Nov-2012 Bryoria pseudocapillaris - Added to CRPR 3.2 1-Mar-2014 Bryoria spiralifera - Added to CRPR 1B.1 1-Mar-2014 Bryum chryseum - Added to CRPR 4.3 5-May-2014 Buxbaumia viridis - Added to CRPR 2B.2 23-Mar-2011 Calicium adspersum - Added to CRPR 2B.2 1-Mar-2014 uniflorus - Added to CRPR 4.2 4-Mar-2010 Calycadenia micrantha - Added to CRPR 1B 22-Feb-2006 arizonicum - Added to CRPR 2B.1 17-Aug-2011 Calyptridium pygmaeum - Added to CRPR 1B.2 10-Oct-2008 Calystegia collina ssp. tridactylosa - Added to CRPR 1B.2 17-Nov-2006 Calystegia felix - Added to CRPR 3.1 17-Jul-2014 Calystegia vanzuukiae - Added to CRPR 1B.3 16-Jul-2014 Cardamine angulata - Added to CRPR 2B.1 10-Apr-2012 Carex constanceana - Added to CRPR 1B.1 9-May-2007 Carex cyrtostachya - Added to CRPR 1B.2 18-Aug-2015 Carex klamathensis - Added to CRPR 1B.2 20-Mar-2008 Carex lenticularis var. limnophila - Added to CRPR 2B.2 1-Jan-2005 Carex nardina - Added to CRPR 2B.2 28-Oct-2013 Carex stevenii - Added to CRPR 2B.2 21-Nov-2011 Carex xerophila - Added to CRPR 1B.2 6-Jun-2016 ambigua ssp. ambigua - Added to CRPR 4.2 4-Feb-2009 Castilleja ambigua ssp. insalutata - Added to CRPR 1B.1 4-Mar-2010 Castilleja ambigua var. meadii - Added to CRPR 1B.1 3-Jan-2013 Castilleja lassenensis - Added to CRPR 1B.3 18-Jul-2017 Castilleja leschkeana - Added to CRPR 1A 27-Nov-2012 Catabrosa aquatica - Added to CRPR 2B.1 12-Dec-2018 Ceanothus decornutus - Added to CRPR 1B.2 16-Jun-2016 Centromadia parryi var. parryi - Added to CRPR 1B.2 1-Jan-2004 Centromadia parryi var. rudis - Added to CRPR 4.2 30-May-2007 Chenopodium littoreum - Added to CRPR 1B.2 1-Jun-2011 Chorizanthe minutiflora - Added to CRPR 1B.2 17-Jan-2017 Chrysosplenium glechomifolium - Added to CRPR 4.3 15-Oct-2015 Cicuta maculata var. bolanderi - Added to CRPR 2B.1 5-Jan-2009 Cirsium arizonicum var. tenuisectum - Added to CRPR 1B.2 27-Dec-2006 Cirsium occidentale var. lucianum - Added to CRPR 1B.2 8-Apr-2011 Cladium californicum - Added to CRPR 2B.2 17-Aug-2006 Cladonia firma - Added to CRPR 2B.1 1-Mar-2014 Claytonia parviflora ssp. grandiflora - Added to CRPR 4.2 29-Sep-2006 Climacium dendroides - Added to CRPR 2B.1 5-May-2014

Page 2 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Clinopodium mimuloides - Added to CRPR 4.2 4-May-2007 Collomia tenella - Added to CRPR 2B.2 17-Apr-2009 Coptis laciniata - Added to CRPR 2B.2 16-Oct-2006 Corispermum americanum var. americanum - Added to CRPR 2B.2 11-May-2009 Cornus canadensis - Added to CRPR 2B.2 11-Dec-2012 Coryphantha chlorantha - Added to CRPR 2B.2 8-Nov-2006 Coscinodon arctolimnius ssp. higuchi - Added to CRPR 13-May-2014 Crataegus castlegarensis - Added to CRPR 3 22-Jun-2006 runcinata - Added to CRPR 2B.2 26-Oct-2015 celosioides - Added to CRPR 2B.3 3-Aug-2009 Cryptantha circumscissa var. rosulata - Added to CRPR 1B.2 20-Nov-2008 Cryptantha excavata - Added to CRPR 1B.3 15-Aug-2007 Cryptantha fendleri - Added to CRPR 2B.2 17-Nov-2009 Cryptantha rostellata - Added to CRPR 4.2 26-Jun-2018 Cryptantha schoolcraftii - Added to CRPR 2B.2 22-Dec-2009 Cryptantha wigginsii - Added to CRPR 1B.2 20-May-2013 Cuscuta californica var. apiculata - Added to CRPR 3 14-Jun-2007 Cuscuta jepsonii - Added to CRPR 3 16-Feb-2007 Cuscuta obtusiflora var. glandulosa - Added to CRPR 2B.2 24-Aug-2011 Cuscuta pacifica var. papillata - Added to CRPR 1B.2 20-Sep-2011 Cylindropuntia xfosbergii - Added to CRPR 3 2-Apr-2009 Cymopterus globosus - Added to CRPR 2B.2 22-Feb-2006 Cymopterus multinervatus - Added to CRPR 2B.2 20-Nov-2008 Cypripedium parviflorum var. makasin - Added to CRPR 3.1 29-Sep-2006 Dacryophyllum falcifolium - Added to CRPR 1B.3 25-Sep-2006 Deinandra paniculata - Added to CRPR 4.2 21-Aug-2007 Delphinium parryi ssp. eastwoodiae - Added to CRPR 1B.2 5-Oct-2011 Delphinium scaposum - Added to CRPR 2B.3 1-Mar-2006 Didymodon californicus - Added to CRPR 4.2 14-May-2014 Digitaria californica - Added to CRPR 2B.3 14-Sep-2006 Downingia willamettensis - Added to CRPR 2B.2 20-Sep-2018 Drymocallis cuneifolia var. cuneifolia - Added to CRPR 1B.1 22-Nov-2011 Dudleya virens ssp. hassei - Added to CRPR 1B.2 8-Mar-2011 Eleocharis torticulmis - Added to CRPR 1B.3 1-Jan-2004 Ephedra torreyana - Added to CRPR 2B.1 8-Feb-2012 Eremogone cliftonii - Added to CRPR 1B.3 4-Aug-2008 Eriastrum ertterae - Added to CRPR 1B.1 19-Dec-2013 Eriastrum harwoodii - Added to CRPR 1B.2 22-Jul-2008 Eriastrum rosamondense - Added to CRPR 1B.1 4-Dec-2013 Eriastrum sparsiflorum - Added to CRPR 4.3 4-Sep-2012 lassenianus var. deficiens - Added to CRPR 1B.3 28-Sep-2012 Erigeron maniopotamicus - Added to CRPR 1B.2 1-Jan-2005 Erigeron oxyphyllus - Added to CRPR 2B.3 30-Mar-2006 Eriodictyon sessilifolium - Added to CRPR 2B.1 18-Jan-2017 Eriogonum callistum - Added to CRPR 1B.1 14-Oct-2008

Page 3 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Eriogonum cedrorum - Added to CRPR 1B.3 1-Mar-2010 Eriogonum elegans - Added to CRPR 4.3 19-Dec-2011 Eriogonum luteolum var. saltuarium - Added to CRPR 1B.2 4-Aug-2008 Eriogonum mensicola - Added to CRPR 1B.3 16-Sep-2008 Eriogonum microthecum var. lacus-ursi - Added to CRPR 1B.1 1-Jan-2005 Eriogonum microthecum var. schoolcraftii - Added to CRPR 1B.2 10-Jul-2007 Eriogonum nudum var. psychicola - Added to CRPR 1B.1 21-Jun-2010 Eriogonum ovalifolium var. depressum - Added to CRPR 2B.1 23-Aug-2012 Eriogonum ovalifolium var. monarchense - Added to CRPR 1B.3 1-Jan-2004 Eriogonum spectabile - Added to CRPR 1B.2 1-Jan-2004 Eriogonum spergulinum var. pratense - Added to CRPR 4.3 28-Dec-2011 Eriogonum umbellatum var. ahartii - Added to CRPR 1B.2 29-Nov-2010 Eriogonum umbellatum var. lautum - Added to CRPR 1B.1 25-Jun-2007 Eriogonum ursinum var. erubescens - Added to CRPR 1B.3 24-Oct-2006 Eriophorum gracile - Added to CRPR 4.3 31-Oct-2006 Eryngium jepsonii - Added to CRPR 1B.2 13-Sep-2016 Erysimum concinnum - Added to CRPR 1B.2 3-Dec-2012 calcicola - Added to CRPR 1B.3 24-Jun-2013 Erythranthe carsonensis - Added to CRPR 1B.1 19-Jun-2013 Erythranthe filicifolia - Added to CRPR 1B.2 10-May-2017 Erythranthe hardhamiae - Added to CRPR 1B.1 2-Jul-2013 Erythranthe percaulis - Added to CRPR 1B.1 25-Apr-2017 Erythranthe rhodopetra - Added to CRPR 1B.1 5-Jul-2013 Erythranthe sierrae - Added to CRPR 4.2 2-Oct-2013 Erythranthe taylori - Added to CRPR 1B.1 16-Oct-2013 Erythranthe trinitiensis - Added to CRPR 1B.3 3-Jan-2014 Erythronium oregonum - Added to CRPR 2B.2 23-Jul-2007 Erythronium klamathense - Added to CRPR 2B.2 22-Dec-2006 Erythronium shastense - Added to CRPR 1B.2 14-Sep-2015 Eschscholzia androuxii - Added to CRPR 4.3 17-Dec-2014 Eucephalus glabratus - Added to CRPR 4.3 28-Aug-2018 Eucephalus vialis - Added to CRPR 1B.2 1-Jan-2004 Euphorbia jaegeri - Added to CRPR 1B.1 17-Jan-2013 Eurybia merita - Added to CRPR 2B.3 14-Sep-2006 Frangula purshiana ssp. ultramafica - Added to CRPR 1B.2 1-Feb-2008 Frasera albicaulis var. modocensis - Added to CRPR 2B.3 10-Dec-2018 Frasera albomarginata var. induta - Added to CRPR 1B.2 10-Dec-2013 Frasera tubulosa - Added to CRPR 4.3 19-Jul-2017 Fraxinus parryi - Added to CRPR 2B.2 31-Jul-2006 Fritillaria gentneri - Added to CRPR 1B.1 1-Jan-2004 Fritillaria glauca - Added to CRPR 4.2 7-Aug-2008 Galium proliferum - Added to CRPR 2B.2 6-Jan-2009 mexicana - Added to CRPR 2B.3 8-Apr-2011 Graphis saxorum - Added to CRPR 3 1-Mar-2014 Grimmia torenii - Added to CRPR 1B.3 14-May-2014

Page 4 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Grimmia vaginulata - Added to CRPR 1B.1 14-May-2014 parishii - Added to CRPR 2B.3 20-Mar-2007 Harmonia guggolziorum - Added to CRPR 1B.1 1-Jan-2004 Hedeoma drummondii - Added to CRPR 2B.2 27-Dec-2006 Helianthus inexpectatus - Added to CRPR 1B.1 16-Aug-2010 Helianthus winteri - Added to CRPR 1B.2 15-Oct-2014 Hesperocyparis abramsiana var. butanoensis - Added to CRPR 1B.2 19-Dec-2011 Hesperolinon sharsmithiae - Added to CRPR 1B.2 14-Dec-2012 Heteranthera dubia - Added to CRPR 2B.2 10-Oct-2013 Horkelia daucifolia var. indicta - Added to CRPR 1B.1 26-Sep-2011 filifolius var. eriopodus - Added to CNPS CRPR 2B.3 22-Dec-2006 odorata - Added to CRPR 2B.2 20-Nov-2008 Hypogymnia schizidiata - Added to CRPR 1B.3 1-Mar-2014 Imperata brevifolia - Added to CRPR 2B.1 26-Dec-2006 Iris longipetala - Added to CRPR 4.2 12-Oct-2006 Iris thompsonii - Added to CRPR 4.3 24-Jul-2018 Jaffueliobryum raui - Added to CRPR 2B.3 15-May-2014 Jaffueliobryum wrightii - Added to CRPR 2B.3 15-May-2014 digitatus - Added to CRPR 1B.1 2-Jan-2009 Juncus interior - Added to CRPR 2B.2 8-Sep-2009 Juncus luciensis - Added to CRPR 1B.2 30-Apr-2009 Juncus nevadensis var. inventus - Added to CRPR 2B.2 8-Jun-2009 Kallstroemia parviflora - Added to CRPR 4.2 20-Jan-2015 Lagophylla diabolensis - Added to CRPR 1B.2 17-Jan-2014 Lagophylla dichotoma - Added to CRPR 1B.1 13-Mar-2012 Lathyrus hitchcockianus - Added to CRPR 1B.3 16-Oct-2006 Lepechinia rossii - Added to CRPR 1B.2 26-Oct-2006 Lewisia kelloggii ssp. kelloggii - Added to CRPR 3.2 2-Oct-2013 Limnanthes douglasii ssp. ornduffii - Added to CRPR 1B.1 18-Mar-2014 bernardinus - Added to CRPR 1B.2 13-Sep-2013 ssp. emaculatus - Added to 1B.1 27-Jan-2016 Linum puberulum - Added to CRPR 2B.3 28-Nov-2006 Lomatium ravenii var. paiutense - Added to CRPR 2B.3 7-Feb-2018 Lomatium ravenii var. ravenii - Added to CRPR 1B.3 7-Feb-2018 Lomatium roseanum - Added to CRPR 1B.2 16-Aug-2007 Loeseliastrum depressum - Added to CRPR 4.3 20-Nov-2008 Lomatium canbyi - Added to CRPR 4.3 8-Jun-2009 Lotus formosissimus - Added to CRPR 4.2 1-Jan-2004 Lupinus paynei - Added to CRPR 3.1 3-Apr-2017 Lycium exsertum - Added to CRPR 2B.1 14-Mar-2018 Lysimachia thyrsiflora - Added to CRPR 2B.3 5-Jan-2009 fasciculatus var. catalinensis - Added to CRPR 4.2 4-May-2015 Malacothrix similis - Added to CRPR 1A 9-Apr-2007 Mammillaria grahamii var. grahamii - Added to CRPR 2B.2 6-Apr-2010 Meesia longiseta - Added to CRPR 2B.3 22-May-2014

Page 5 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Menodora scabra - Added to CRPR 2B.3 15-Dec-2006 Menodora spinescens var. mohavensis - Added to CRPR 1B.2 17-Aug-2011 Mentzelia inyoensis - Added to CRPR 1B.3 5-Feb-2007 Mentzelia monoensis - Added to CRPR 4.3 13-Mar-2012 Mentzelia polita - Added to CRPR 1B.2 21-Dec-2006 Mentzelia pterosperma - Added to CRPR 2B.2 21-Dec-2006 Mentzelia puberula - Added to CRPR 2B.2 18-Feb-2010 Mentzelia tricuspis - Added to CRPR 2B.1 28-Oct-2010 Micranthes marshallii - Added to CRPR 4.3 6-Jul-2016 Micromonolepis pusilla - Added to CRPR 2B.3 13-Jun-2007 laciniata ssp. detlingii - Added to CRPR 2B.2 17-Jan-2006 Mielichhoferia mielichhoferiana - Added to CRPR 2B.3 2-Sep-2008 fremontii var. vandenbergensis - Added to CRPR 1B 8-Jun-2006 stricta - Added to CRPR 2B.3 6-Apr-2010 Mobergia calculiformis - Added to CRPR 3 1-Mar-2014 australis ssp. jokersti - Added to CRPR 1B.1 6-Dec-2011 Monardella boydii - Added to CRPR 1B.2 6-Dec-2011 Monardella eremicola - Added to CRPR 1B.3 6-Dec-2011 ssp. hypoleuca - Added to CRPR 1B.3 3-Jan-2013 Monardella hypoleuca ssp. intermedia - Added to CRPR 1B.3 17-Oct-2012 Monardella sinuata ssp. garryi - Added to CRPR 1B.1 31-Aug-2015 Monardella sinuata ssp. nigrescens - Added to CRPR 1B.2 31-Dec-2013 Monardella sinuata ssp. sinuata - Added to CRPR 1B.2 31-Dec-2013 - Added to CRPR 1B.2 1-Jan-2004 ssp. arguelloensis - Added to CRPR 1B.1 14-Jun-2012 Monolopia gracilens - Added to CRPR 1B.2 6-Apr-2010 Myrica hartwegii - Added to CRPR 4.3 10-Sep-2009 Nardia hiroshii - Added to CRPR 2B.3 2-Jun-2014 Nama demissa var. covillei - Added to CRPR 1B.3 30-May-2018 Navarretia gowenii - Added to CRPR 1B.1 15-May-2008 Navarretia nigelliformis var. nigelliformis - Added to CRPR 4.2 2-Apr-2007 Navarretia ojaiensis - Added to CRPR 1B.1 15-May-2008 Navarretia paradoxiclara - Added to CRPR 1B.3 27-Apr-2016 Navarretia paradoxinota - Added to CRPR 1B.3 27-Apr-2016 Nemacladus calcaratus - Added to CRPR 1B.2 9-Mar-2010 Nemacladus secundiflorus var. robbinsii - Added to CRPR 1B.2 25-Jun-2010 Nemacladus secundiflorus var. secundiflorus - Added to CRPR 4.3 25-Jun-2010 Oenothera cavernae - Added to CRPR 2B.1 4-Aug-2008 Oenothera longissima - Added to CRPR 2B.2 27-Dec-2006 Orthotrichum holzingeri - Added to CRPR 1B.3 3-Jun-2014 Orthotrichum kellmanii - Added to CRPR 1B.2 16-Aug-2007 Packera hesperia - Added to CRPR 2B.2 12-Apr-2007 Panicum hirticaule ssp. hirticaule - Added to CRPR 2B.1 28-Aug-2013 Parnassia cirrata var. intermedia - Added to CRPR 2B.2 19-Sep-2007 Parnassia parviflora - Added to CRPR 2B.2 10-Dec-2008

Page 6 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Peltigera gowardii - Added to CRPR 4.2 1-Mar-2014 Pentachaeta aurea ssp. allenii - Added to CRPR 1B.1 8-May-2008 Penstemon pahutensis – Added to CRPR 2B.3 22-Feb-2006 Penstemon pseudospectabilis ssp. pseudospectabilis - Added to CRPR 2B.2 11-Apr-2012 Petalonyx linearis - Added to CRPR 2B.3 16-Nov-2016 Phacelia barnebyana - Added to CRPR 2B.3 5-Jan-2007 Phacelia cicutaria var. hubbyi - Added to CRPR 4.2 2-Feb-2007 Phacelia ramosissima var. austrolitoralis - Added to CRPR 4.2 18-May-2007 Physaria ludoviciana - Added to CRPR 2B.2 23-Apr-2009 Pickeringia var. tomentosa - Added to CRPR 4.3 12-Apr-2007 Piperia candida - Added to CRPR 1B.2 1-Oct-2007 Plagiobothrys nitens - Added to CRPR 2B.1 3-Aug-2009 Plagiobothrys torreyi var. perplexans - Added to CRPR 4.3 21-Aug-2012 Plagiobothrys verrucosus - Added to CRPR 2B.1 21-Aug-2012 Plagiobryoides vinosula - Added to CRPR 4.2 10-Jun-2014 Platanthera yosemitensis - Added to CRPR 1B.2 10-Sep-2007 Pleuridium mexicanum - Added to CRPR 2B.1 29-Jul-2014 Poa diaboli - Added to CRPR 1B.2 1-Jan-2005 Poa sierrae - Added to CRPR 1B.3 25-Jun-2010 Pohlia flexuosa - Added to CRPR 2B.1 10-Oct-2014 Polemonium carneum - Added to CRPR 2B.2 3-Nov-2008 Polemonium eddyense - Added to CRPR 1B.2 10-Feb-2014 Polemonium pulcherrimum var. shastense - Added to CRPR 1B.2 17-Nov-2014 Potentilla uliginosa - Added to CRPR 1A 20-Dec-2010 Prosartes parvifolia - Added to CRPR 1B.2 8-Feb-2012 Prunus eremophila - Added to CRPR 1B.2 1-Jan-2004 Pseudognaphalium leucocephalum - Added to CRPR 2B.2 21-Feb-2007 Pseudostellaria sierrae - Added to CRPR 3 1-Jan-2004 Ptilidium californicum - Added to CRPR 4.3 24-Mar-2011 Puccinellia simplex - Added to CRPR 1B.2 15-Oct-2015 Ramalina thrausta - Added to CRPR 2B.1 1-Mar-2014 Rhamnus alnifolia - Added to CRPR 2B.2 21-Feb-2008 Riella americana - Added to CRPR 2B.2 24-Mar-2011 Rosa gymnocarpa var. serpentina - Added to CRPR 1B.3 30-Nov-2011 Rosa woodsii var. glabrata - Added to CRPR 1B.1 26-Aug-2016 Saltugilia latimeri - Added to CRPR 1B.2 1-Jan-2004 Sarcobatus baileyi - Added to CRPR 2B.3 9-Aug-2011 Sarcocornia utahensis - Added to CRPR 2B.2 1-Jan-2004 citrinum - Add to CRPR 1B.2 20-Apr-2015 Selaginella cinerascens - Added to CRPR 4.1 22-Sep-2009 Senecio astephanus - Added to CRPR 4 21-Dec-2006 Shepherdia canadensis - Added to CRPR 2B.2 13-Oct-2006 Sidalcea celata - Added to CRPR 3 11-Jul-2012 Sidalcea elegans - Added to CRPR 3.3 23-Jul-2012 Sidalcea gigantea - Added to CRPR 4.3 10-Jul-2012

Page 7 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Sidalcea hickmanii ssp. napensis - Added to CRPR 1B.1 2-Apr-2009 Sidalcea hickmanii ssp. pillsburiensis - Added to CRPR 1B.2 4-Feb-2009 Sidalcea malviflora ssp. dolosa - Added to CRPR 1B.2 13-Jun-2012 Sidalcea multifida - Added to CRPR 2B.3 6-Jan-2009 Silene occidentalis var. occidentalis - Added to CRPR 4.3 4-Mar-2010 Silene krantzii - Added to CRPR 1B.2 19-Jul-2017 Silene salmonacea - Added to CRPR 1B.2 31-Oct-2006 Silene scouleri ssp. scouleri - Added to CRPR 2B.2 13-Dec-2017 Silene serpentinicola - Added to CRPR 1B.2 1-Jan-2005 Sisyrinchium hitchcockii - Added to CRPR 1B.1 1-Jan-2004 Sisyrinchium longipes - Added to CRPR 2B.2 20-Mar-2008 Solidago lepida var. salebrosa - Added to CRPR 3.2 29-Sep-2014 Solorina spongiosa - Added to CRPR 2B.2 1-Mar-2014 Spergularia macrotheca var. longistyla - Added to CRPR 1B.2 16-Jun-2017 Spermolepis infernensis - Added to CRPR 1B.2 21-Jan-2016 Spermolepis lateriflora - Added to CRPR 2A 21-Jan-2016 Streptanthus longisiliqus - Added to CRPR 4.3 31-Aug-2007 Streptanthus oblanceolatus - Added to CRPR 1B.2 4-Jan-2010 Streptanthus tortuosus ssp. truei - Added to CRPR 20-Jul-2016 Streptanthus vernalis - Added to CRPR 1B.2 4-Feb-2009 Subularia aquatica var. americana - Added to CRPR 4.3 12-Oct-2006 Suksdorfia ranunculifolia - Added to CRPR 2B 29-Jun-2007 Sulcaria isidiifera - Added to CRPR 1B.1 1-Mar-2014 Symphyotrichum defoliatum - Added to CRPR 1B.2 1-Jan-2004 Taraxacum ceratophorum - Added to CRPR 2B.1 1-Jan-2004 Teucrium cubense ssp. depressum - Added to CRPR 2B.2 2-Sep-2008 Texosporium sancti-jacobi - Added to CRPR 3 1-Mar-2014 Thamnolia vermicularis - Added to CRPR 2B.1 1-Mar-2014 Thysanocarpus rigidus - Added to CRPR 1B.2 17-Mar-2011 Tidestromia eliassoniana - Added to CRPR 2B.2 30-Jan-2018 Tiquilia canescens var. pulchella - Added to CRPR 3.2 6-Sep-2012 Trichostema ruygtii - Added to CRPR 4 5-Jan-2007 Trifolium piorkowskii - Added to CRPR 1B.2 30-Jan-2018 Trifolium siskiyouense - Added to CRPR 3.2 2-Feb-2007 Triteleia piutensis - Added to 1B.1 24-Jul-2014 Usnea longissima - Added to CRPR 4.2 1-Mar-2014 Vaccinium shastense ssp. shastense - Added to 1B.3 15-Dec-2015 Viburnum edule - Added to CRPR 2B.1 17-Nov-2009 Viguiera purisimae - Added to CRPR 2B.3 15-Sep-2007 Viola howellii - Added to CRPR 2B.2 1-Mar-2010 Wislizenia refracta ssp. palmeri - Added to CRPR 2B.2 10-Jun-2010

California Rare Plant Rank Changes Date Ageratina shastensis - Changed from CRPR 4.2 to 1B.2 14-Oct-2008 Antennaria lanata - Changed from CRPR 2B.2 to 3.2 1-Feb-2013

Page 8 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Arabis microphylla var. microphylla - Changed from CRPR 4.3 to 3 18-Nov-2009 Arabis modesta - Kept as CRPR 4.3 18-Apr-2016 Arabis repanda var. greenei - Changed from CRPR 4.3 to 3.3 29-Aug-2013 Arabis rigidissima var. rigidissima - Changed from CRPR 4.3 to 1B.3 7-May-2012 Arctostaphylos franciscana - Changed from CRPR 1A to 1B.1 22-Dec-2009 Arctostaphylos malloryi - Kept as CRPR 4.3 18-Apr-2016 Arnica venosa - Kept as CRPR 4.2 18-Apr-2016 Astragalus leucolobus - Kept as CRPR 1B.2 22-May-2007 - Changed from CRPR 1B.1 to 1A 20-Apr-2011 Berberis fremontii - Changed from CRPR 3 to 2B.3 30-Apr-2014 Brodiaea santarosae - Changed from CRPR 3 to 1B.2 17-Sep-2013 Calamagrostis bolanderi - Changed from CRPR 1B to 4.2 Calamagrostis crassiglumis - Kept as CRPR 2B.1 13-Sep-2013 Calamagrostis foliosa - Kept as CRPR 4.2 18-Apr-2016 California macrophylla - Changed from CRPR 2B.1 to 1B.1 27-Dec-2006 California macrophylla - Kept as CRPR 1B 30-Jun-2015 Calochortus plummerae - Changed from CRPR 1B.2 to 4.2 24-Sep-2012 Calochortus syntrophus - Changed from CRPR 3 to 1B.1 17-Apr-2009 Calycadenia oppositifolia - Changed from CRPR 1B to 4 Calyptridium parryi var. hesseae - Changed from CRPR 3 to 1B.1 2-Sep-2008 Calystegia atriplicifolia ssp. buttensis - Changed from CRPR 1B.2 to 4.2 30-Apr-2009 Calystegia felix - Changed from CRPR 3.1 to 1B.1 11-Dec-2017 Calystegia sepium ssp. binghamiae - Changed from CRPR 1A to 1B.1 3-Jan-2012 Calystegia sepium ssp. binghamiae - Changed from CRPR 1B.1 to 1A 17-Jul-2014 Calystegia subacaulis ssp. episcopalis - Changed from CRPR 1B.2 to 4.2 29-Jun-2011 Camissonia - Changed from CRPR 4.3 to 2B.2 30-Sep-2008 Campanula californica - Kept as CRPR 1B.2 20-Apr-2009 Campanula scabrella - Kept as CRPR 4.3 18-Apr-2016 Cardamine bellidifolia var. pachyphylla - Kept as CRPR 4.3 10-Apr-2012 Cardamine nuttallii var. gemmata - Changed from CRPR 1B.3 to 3.3 10-Apr-2012 Cardamine pachystigma var. dissectifolia - Changed from CRPR 3 to 1B.2 10-Apr-2012 Carex davyi - Changed from CRPR 4.3 to 1B.3 16-Feb-2011 Carex livida - Kept as CRPR 1A Carex scoparia var. scoparia - Changed from CRPR 2B.2 to 2A 15-Sep-2015 Castela emoryi - Kept as CRPR 2B.3 9-May-2013 Castilleja grisea - Kept as CRPR 1B.3 19-Feb-2013 Castilleja schizotricha - Kept as CRPR 4.3 18-Apr-2016 Chorizanthe parryi var. parryi - Changed from CRPR 3.2 to 1B.1 29-Sep-2008 Cinna bolanderi - Changed from CRPR 4 to 1B Clarkia biloba ssp. brandegeeae - Kept as CRPR 1B.2 30-Apr-2009 Clarkia biloba ssp. brandegeeae - Changed from CRPR 1B.2 to 4.2 29-Oct-2012 Clarkia xantiana ssp. parviflora - Changed from CRPR 1B.2 to CRPR 4.2 15-Aug-2007 Claytonia laceolata var. peirsonii - Changed from CRPR 1B.1 to 3.1 22-Oct-2009 Coptis laciniata - Changed from CRPR 2B.2 to 4.2 24-Sep-2014 Crocanthemum suffrutescens - Kept as CRPR 3.2 18-Mar-2014

Page 9 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Cryptantha dissita - Changed from CRPR 1B.1 to 1B.2 25-Oct-2011 Cryptantha hooveri - Changed from CRPR 1B to 1A Cuscuta californica var. apiculata - Kept on CRPR 3 25-Aug-2012 Cuscuta jepsonii - Changed from CRPR 3.2 to 1B.2 24-Aug-2011 Cylindropuntia xfosbergii - Changed from CRPR 3 to 1B.3 7-May-2012 Cymopterus ripleyi var. saniculoides - Kept as CRPR 1B.2 1-Feb-2013 Delphinium gypsophilum ssp. parviflorum - Changed from CRPR 4.3 to 3.2 30-May-2012 Dendromecon harfordii var. harfordii - Changed from CRPR 4.2 to 3.2 1-Feb-2013 Dendromecon harfordii var. rhamnoides - Changed from CRPR 1B.1 to 3.1 1-Feb-2013 asterophora var. asterophora - Kept as CRPR 1B.2 12-Jun-2012 Draba asterophora var. macrocarpa - Kept as CRPR 1B.1 12-Jun-2012 Dicentra formosa ssp. oregana - Kept as CRPR 4.2 11-Mar-2015 Dissanthelium californicum - Changed from CRPR 1A to 1B Enceliopsis nudicaulis var. nudicaulis - Kept as CRPR 4.3 11-Mar-2015 Epilobium howellii - Changed from CRPR 1B to 4.3 28-Sep-2009 Eriastrum tracyi - Changed from CRPR 1B.2 to 3.2 23-Aug-2012 nana - Kept as CRPR 4.3 16-Feb-2007 Ericameria palmeri var. palmeri - Changed from CRPR 2B.2 to 1B.1 12-Aug-2009 Erigeron breweri var. bisanctus - Kept as CBR; indistinguishable from other vars. 31-Jul-2012 Erigeron inornatus var. calidipetris - Kept as CRPR 4.3 18-Apr-2016 Erigeron uncialis ssp. uncialis - Changed from CRPR 2B.3 to 1B.2 1-Oct-2006 Eriogonum argillosum - Kept as CRPR 4.3 18-Apr-2016 Eriogonum breedlovei var. shevockii - Kept as CRPR 4.3 27-Mar-2014 Eriogonum diclinum - Changed from CRPR 4.3 to 1B.3 27-Dec-2011 Eriogonum eastwoodianum - Changed from CRPR 4 to 1B.3 3-Mar-2006 Eriogonum luteolum var. caninum - Changed from CRPR 3 to 1B 10-Oct-2007 Eriogonum ochrocephalum var. alexanderae - Changed from CRPR 2B.2 to 1B.1 29-Nov-2011 Eriogonum truncatum - Changed from CRPR 1A to 1B Eriogonum vestitum - Kept as CRPR 4.3 11-Aug-2011 Erythronium howellii - Kept as CRPR 1B.3 1-Feb-2013 Erythronium klamathense - Changed from CRPR 4.3 to 2B.2 22-Dec-2006 Eschscholzia minutiflora ssp. twisselmannii - Kept as CRPR 1B.2 1-Feb-2013 Fritillaria eastwoodiae - Kept as CRPR 3 30-Apr-2009 Galium jepsonii - Kept as CRPR 4.3 2-Dec-2014 Gentiana plurisetosa - Changed from CRPR 4 to 1B 30-Aug-2006 Grindelia hirsutula var. maritima - Changed from CRPR 1B.2 to 3.2 20-Sep-2011 Goodmania luteola - Kept as CRPR 4.2 20-Dec-2012 Hemizonia congesta ssp. congesta (formerly ssp. leucocephala ) - Changed from CRPR 3 to 1B.2 30-Sep-2008 sparsiflora var. breviflora - Changed from CRPR 2B.2 to 1B.2 9-Jul-2008 Heuchera rubescens var. versicolor - Changed from CRPR 2B.3 to 3.3 15-Mar-2013 Hibiscus lasiocarpos (var. occcidentalis now recognized)- Changed from CRPR 2B.2 to 1B.2 4-Jan-2010

Page 10 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Hordeum intercedens - Kept as CRPR 3.2 4-Sep-2013 Hosackia yollabolliensis - Changed from CRPR 4.3 to 1B.2 21-Aug-2013 bakeri - Changed from CRPR 1B to 4 1-Jun-2006 - Changed from CRPR 4 to 1B Ivesia arizonica - Changed from CRPR 3 to 2B.3 9-Jul-2008 Ivesia kingii var. kingii - Changed from CRPR 1B.2 to 2B.2 23-Nov-2008 Juncus tiehmii - Kept as CBR; too common 13-Apr-2016 Lepidium flavum var. felipense - Kept as CRPR 1B.2 20-Jan-2015 Lepidium virginicum var. robinsonii - Changed from CRPR 1B.2 to 4.3 24-Jun-2013 Lewisia cotyledon var. howellii - Kept as CRPR 3.2 7-Dec-2016 Lewisia kelloggii ssp. hutchisonii - Kept as CRPR 3.3 1-Apr-2011 Lewisia kelloggii ssp. hutchisonii - Kept as CRPR 3.2 2-Oct-2013 Lilaeopsis masonii - Kept as CRPR 1B.1 28-Jan-2015 - Kept as CRPR 2B.1 12-Aug-2013 Lomatium foeniculaceum var. macdougalii - Kept as CRPR 2B.2 11-Mar-2015 Lupinus dalesiae - Changed from CRPR 2B.2 to 4.2 15-Feb-2007 Lupinus guadalupensis - Changed from CRPR 1B.2 to 4.2 17-Jan-2014 Lupinus latifolius var. barbatus - Changed from CRPR 2B.2 to 3.2 10-Oct-2017 Lupinus paynei - Changed from CRPR 3.1 to 1B.1 11-Dec-2017 Lycium brevipes var. hassei - Changed from CRPR 1B.1 to 3.1 1-Mar-2016 Lycopodium clavatum - Changed from CRPR 2B.3 to 4.1 8-Jul-2008 Malacothamnus clementinus - Kept as 1B.1 21-Jan-2015 Malacothamnus gracilis - Changed from CRPR 4.3 to 1B.1 16-Jul-2014 Malacothamnus helleri - Changed from CRPR 4.3 to 3.3 15-Dec-2014 Meesia triquetra - Changed from CRPR 2B.2 to 4.2 27-Dec-2006 Mielichhoferia elongata - Changed from CRPR 2B.2 to 4.3 23-Nov-2015 Mimulus whipplei - Changed from CRPR 1A to 1B.1 16-Aug-2016 Mitella caulescens - Changed from CRPR 2B to 4 1-Jun-2006 uniflora - Changed from CRPR 4.3 to 2B.2 25-Feb-2013 Oxalis suksdorfii - Kept as CRPR 4.3 7-May-2018 Pedicularis howellii - Kept as CRPR 4.3 18-Apr-2016 Pentemon bicolor ssp. roseus - Changed from CRPR 2B.3 to 1B.1 8-Dec-2009 Penstemon calcareus - Changed from CRPR 2B to 1B.3 21-Sep-2006 Penstemon cinereus - Kept as CRPR 4.3 1-Feb-2013 Perideridia leptocarpa - Kept as CRPR 4.3 18-Apr-2016 Phacelia ciliata var. opaca - Changed from CRPR 1B.2 to 3.2 1-Feb-2013 Phacelia ramosissima var. austrolitoralis - Changed from CRPR 4.2 to 3.2 28-Sep-2011 Piperia colemanii - Kept as CRPR 4.3 18-Apr-2016 Plagiobothrys hystriculus - Changed from CRPR 1A to 1B 1-Jun-2006 Pogogyne floribunda - Changed from CRPR 1B.2 to 4.2 26-Oct-2009 Polygonum marinense - Kept as CRPR 3 14-Jul-2008 Polygonum polygaloides ssp. esotericum - Kept as CRPR 1B.3 13-Dec-2017 Pseudostellaria sierrae - Changed from CRPR 3 to 4.2 10-Jun-2009 Ribes divaricatum var. parishii - Changed from CRPR 1B.1 to 1A 21-Feb-2007 Ribes laxifolium - Kept as CRPR 4.3 18-Apr-2016

Page 11 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Rubus glaucifolius var. ganderi - Changed from CRPR 1B.1 to 3.1 1-Feb-2013 Scutellaria holmgreniorim - Changed from CRPR 4.3 to 3.3 1-Feb-2013 Sidalcea covillei - Kept as CRPR 1B.1 16-May-2012 Sidalcea keckii - Kept as CRPR 1B.1 15-May-2012 Sidalcea malachroides - Changed from CRPR 1B to 4 (second review) 1-Jun-2006 Silene occidentalis ssp. longistipitata - Kept as CRPR 1B.2 11-May-2009 Silene verecunda ssp. verecunda - Kept as CRPR 1B.2 8-Jun-2009 jamesii - Changed from CRPR 1B.3 to 4.2 26-Aug-2016 Streptanthus albidus ssp. peramoenus - Kept as CRPR 1B.2 9-May-2012 Swertia albomarginata - Changed from CRPR 4.3 to 2B.2 10-Dec-2013 Trichostema ruygtii - Changed from CRPR 4.2 to 1B.2 8-Jun-2009 Trifolium siskiyouense - Changed from CRPR 3.2 to 1B.1 21-Nov-2014 capparideum - Changed from CRPR 1A to 1B Veratrum fimbriata - Kept as CRPR 4.3 18-Apr-2016

California Rare Plant Rank Deletions Date Agrostis humilis - Kept as CRPR 2B.3 22-Feb-2013 Androsace occidentalis - Changed from 2B.3 to CBR; not in CA 13-Aug-2015 Antennaria lanata - Changed from CRPR 3.2 to CBR; not in CA 29-Oct-2015 Arabis aculeolata - Kept as CRPR 2B.2 11-Apr-2012 Arabis fernaldiana var. stylosa - Changed from CRPR 3.3 to CBR; not in CA 11-Apr-2012 Arabis rigidissima var. demota - Kept as CRPR 1B.2 7-May-2012 Arctostaphylos canescens ssp. sonomensis - Changed from CRPR 1B.2 to CBR; too common 24-Mar-2015 Arctostaphylos peninsularis ssp. peninsularis - Changed from CRPR 2B.3 to CBR; not in CA 1-May-2009 Arenaria macradenia var. kuschei - Changed from CRPR 1B.1 to CBR; a synonym of Eremogone macradenia var. arcuifolia , a common 31-Aug-2009 California macrophylla - Changed from CRPR 1B.2 to CBR; too common 11-Dec-2017 Calystegia macrostegia ssp. amplissima - Kept as CRPR 4.3 30-Apr-2015 Calystegia malacophylla var. berryi - Kept as CRPR 3.3 6-Feb-2012 Camissonia tanacetifolia ssp. quadriperforata - Changed from CRPR 4.3 to CBR; a synonym of C. tanacetifolia 3-Jan-2013 Carex albida - Changed from CRPR 1B.1 to CBR; a synonym of C. lemmonii 6-May-2013 Carex constanceana - Changed from CRPR 1B to CBR; a synonym of C. davyi 16-Dec-2010 Carex norvegica - Changed from CRPR 2B.3 to CBR; not in CA, a misidentification 11-Jun-2008 Carex inops ssp. inops - Changed from CRPR 3 to CBR; too common 31-Aug-2009 Carex vulpinoidea - Changed from CRPR 2B.2 to CBR- Not native in CA 9-Feb-2011 Castilleja montigena - Kept as CRPR 4.3 6-Feb-2012 Castilleja uliginosa - Kept as CRPR 1A 6-May-2013 Caulanthus amplexicaulis var. barbarae - Kept as CRPR 1B.1 26-Jul-2011 Caulanthus major var. nevadensis - Kept as CRPR 4.3 28-Feb-2013

Page 12 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Crepis runcinata ssp. hallii - Changed from CRPR 2B.1 to CBR; taxonomic distinctiveness of sspp. not supported 26-Oct-2015 Delphinium gypsophilum ssp. gypsophilum - Changed from CRPR 4.2 to CBR; too common 30-May-2012 Deinandra increscens ssp. foliosa - Changed from CRPR 1B.2 to CBR; a synonym of D. paniculata 29-Oct-2012 Deinandra paniculata - Kept as CRPR 4.2 29-Oct-2012 Didymodon norrisii - Changed from CRPR 2B.2 to CBR; too common 1-Feb-2014 Draba asterophora var. asterophora - Kept as CRPR 1B.2 7-Mar-2013 Draba asterophora var. macrocarpa - Kept as CRPR 1B.1 7-Mar-2013 Erigeron disparipilus - Changed from CRPR 2B.1 to CBR; does not occur in CA 23-Aug-2012 Eleocharis quadrangulata - Changed from CRPR 2B.2 to CBR; not native to CA 12-Oct-2006 Enceliopsis nudicaulis var. corrugata - Kept as CRPR 3.3 1-Feb-2013 Eschscholzia procera - Kept as CRPR 3 1-Feb-2013 Gentiana affinis var. parvidentata - Kept as CRPR 3 1-Feb-2013 Hesperolinon serpentinum - Changed from CRPR 1B.1 to CBR; never validly published 14-Dec-2012 Juncus marginatus var. marginatus - Changed from CRPR 2B.2 to CBR; Not native to CA 14-Jul-2008 Lathyrus sulphureus var. argillaceus - Kept as CRPR 3 1-Feb-2013 Lepidium jaredii ssp. album - Kept as CRPR 1B.2 27-Mar-2013 Lepidium jaredii ssp. jaredii - Kept as CRPR 1B.2 27-Mar-2013 Lepidium latipes var. heckardii - Kept as CRPR 1B.2 28-Mar-2013 Leptodactylon californicum ssp. tomentosum - Kept as CRPR 4.2 1-Feb-2013 Limosella subulata - Kept as CRPR 2B.1 6-Mar-2012 Loeflingia squarrosa var. artemisiarum - Kept as CRPR 2B.2 2-Jul-2008 Lomatium parvifolium - Kept as CRPR 4.2 15-Nov-2012 Lomatium ravenii - Changed from 2B.3 to CBR; See L. ravenii var. ravenii and var. paiutense. 7-Feb-2018 Lupinus milo-bakeri - Kept as CRPR 1B.1 8-Feb-2012 Lupinus croceus var. pilosellus - Kept as CRPR 4.3 8-Feb-2012 Lupinus eximius - Kept as CRPR 3 20-Oct-2008 Lupinus magnificus var. hesperius - Kept as CRPR 1B.3 8-Feb-2012 Malacothamnus jonesii - Kept as CRPR 4.3 16-Jul-2014 Malacothamnus mendocinensis - Kept as CRPR 1A 2-Jul-2015 Malacothamnus niveus - Changed from CRPR 4.3 to CBR; a synonym of M. jonesii ; a CRPR 4.3 taxon. 12-Jun-2014 Malacothamnus palmeri var. involucratus - Kept as CRPR 1B.2 8-Sep-2014 Malacothamnus palmeri var. lucianus - Kept as CRPR 1B.2 8-Sep-2014 Malacothamnus palmeri var. palmeri - Kept as CRPR 1B.2 8-Sep-2014 Mielichhoferia mielichhoferiana - Kept as CRPR 2B.3 23-Nov-2015 Mimulus microphyllus - Changed from CRPR 4.3 to CBR; too common 20-Sep-2016 ssp. - Kept as CRPR 1B.2 4-Sep-2012

Page 13 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Monardella undulata - Changed from CRPR 4.2 to CBR; previously included perennial and annual which are now described as M. undulata s.s. and M. sinuata. 31-Dec-2013 ssp. globosa - Changed from CRPR 1B.2 to CBR; a synonym of M. villosa ssp. villosa , a common taxon 17-Oct-2011 Myosurus minimus ssp. apus - Kept as CRPR 3.1 1-Feb-2013 Navarretia jaredii - Changed from CRPR 4.3 to CBR; a synonym of N. mitracarpa 30-Aug-2011 curvispina - Kept as CRPR 2B.2 6-Aug-2012 Opuntia wigginsii - Kept as CRPR 3.3 31-Jul-2012 Orthotrichum shevockii - Changed from CRPR 1B.3 to CBR; too common 10-Feb-2014 Phacelia cinerea - Changed from CRPR 1A to CBR; a synonym of P. distans , a common taxon 5-Nov-2008 Plagiobothrys myosotoides - Changed from CRPR 4.3 to CBR; does not occur in CA 21-Aug-2012 Polyctenium fremontii var. fremontii - Kept as CRPR 4.3 8-Feb-2012 Polyctenium williamsiae - Kept as CRPR 1B.2 8-Feb-2012 Pterygoneurum californicum - Changed from CRPR 1B.1 to CBR; a synonym of P. ovatum ; a common taxon 10-Feb-2014 Pyrola chlorantha - Changed from CRPR 2A to CBR; does not occur in CA 18-Jun-2018 Ribes amarum var. hoffmannii - Kept as CRPR 3 1-Feb-2013 Sarcocornia utahensis - Changed from CRPR 2B.2 to CBR; does not occur in CA 23-Oct-2012 Saxifraga rufidula - Changed from CRPR 2B.3 to CBR; does not occur in CA 6-Jul-2016 Sedum pinetorum - Kept as CRPR 3 1-Feb-2013 Solidago gigantea - Changed from CRPR 2B.2 to CBR; does not occur in CA 29-Sep-2014 Spermolepis echinata - Changed from CRPR 2B.3 to CBR; does not occur in CA 21-Jan-2016 Sphagnum strictum - Changed from CRPR 2B.3 to CBR; does not occur in CA 10-Feb-2014 Tayloria lingulata – Not in CA; misidentification gracilis - Kept as CRPR 4.3 1-May-2015 Townsendia parryi - Not in CA; misidentification Triteleia crocea var. crocea - Kept as CRPR 4.3 7-Dec-2016 Triteleia crocea var. modesta - Kept as CRPR 4.3 7-Dec-2016 Vaccinium coccineum - Kept as CRPR 3.3 1-Feb-2013 Viburnum edule - Changed from CRPR 2B.1 to CBR; does not occur in CA 17-Sep-2014 Viguiera laciniata - Kept as 4.3 31-Oct-2016

Name Changes Date Abronia umbellata ssp. breviflora - Changed name to Abronia umbellata var. breviflora 23-Aug-2010 aridum - Changed name to arida 3-Mar-2011 Achnatherum diegoense - Changed name to Stipa diegoensis 3-Mar-2011 Achnatherum lemmonii ssp. pubescens - Changed name to Stipa lemmonii var. pubescens 3-Mar-2011

Page 14 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Achnatherum lemmonii var. pubescens - Corrected infraspecific rank to ssp. Agave shawii - Changed name to Agave shawii var. shawii 24-Apr-2012 Ammoselinum gigantuem - Changed name to Spermolepis gigantea 22-Mar-2016 Amsinckia vernicosa var. furcata - Changed name to Amsinckia furcata 23-Aug-2010 Androsace occidentalis var. simplex - Changed name to Androsace occidentalis 24-Apr-2012 Anomobryum filiforme - Changed name to Anomobryum julaceum Antirrhinum cyathiferum - Changed name to Pseudorontium cyathiferum 24-Apr-2012 Arabis breweri var. pecuniaria - Changed name to Boechera peirsonii 3-Mar-2011 Arabis hirshbergiae - Changed name to Boechera hirshbergiae 18-Jan-2012 Arabis hoffmannii - Changed name to Boechera hoffmannii 24-Apr-2012 Arabis koehleri var. stipitata - Changed name to Boechera koehleri 24-Apr-2012 Arabis macdonaldiana - Changed name to Arabis mcdonaldiana 3-Mar-2011 Arabis pulchra var. munciensis - Changed name to Boechera lincolnensis 24-Apr-2012 Arabis bodiensis - Changed name to Boechera bodiensis 23-Aug-2010 Arabis cobrensis - Changed name to Boechera cobrensis 23-Aug-2010 Arabis constancei - Changed name to Boechera constancei 23-Aug-2010 Arabis dispar - Changed name to Boechera dispar 23-Aug-2010 Arabis parishii - Changed name to Boechera parishii 23-Aug-2010 Arabis pinzliae - Changed name to Boechera pinzliae 23-Aug-2010 Arabis pygmaea - Changed name to Boechera pygmaea 23-Aug-2010 Arabis shockleyi - Changed name to Boechera shockleyi 23-Aug-2010 Arabis tiehmii - Changed name to Boechera tiehmii 23-Aug-2010 Arctostaphylos gabrielensis - Changed name to Arctostaphylos glandulosa ssp. gabrielensis 23-Aug-2010 Arctostaphylos hookeri ssp. montana - Changed name to Arctostaphylos montana ssp. montana 23-Aug-2010 Arctostaphylos hookeri ssp. ravenii - Changed name to Arctostaphylos montana ssp. ravenii 23-Aug-2010 Arctostaphylos mendocinoensis - Changed name to Arctostaphylos nummularia ssp. mendocinoensis 23-Aug-2010 Arctostaphylos tomentosa ssp. eastwoodiana - Changed name to Arctostaphylos crustacea ssp. eastwoodiana 23-Aug-2010 Arctostaphylos tomentosa ssp. insulicola - Changed name to Arctostaphylos crustacea ssp. insulicola 23-Aug-2010 Arctostaphylos tomentosa ssp. subcordata - Changed name to Arctostaphylos crustacea ssp. subcordata 23-Aug-2010 Arenaria lanuginosa ssp. saxosa - Changed infraspecific rank to var. 3-Mar-2011 Arenaria congesta var. charlestonensis - Changed name to Eremogone congesta var. charlestonensis 23-Aug-2010 Arenaria ursina - Changed name to Eremogone ursina 23-Aug-2010 Argyrochosma limitanea var. limitanea - Changed infraspecific rank to ssp. 3-Mar-2011 Asplenium trichomanes-ramosum - Changed name to Asplenium viride 24-Apr-2012 brickellioides (CBR) - Changed name to Eucephalus tomentellus 31-Aug-2007 Aster greatae - Changed name to Symphyotrichum greatae 31-Aug-2007

Page 15 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Aster lentus - Changed name to Symphyotrichum lentum 31-Aug-2007 Aster peirsonii (CBR) - Changed name to peirsonii 31-Aug-2007 Astragalus monoensis var. monoensis - Changed name to Astragalus monoensis 22-May-2007 Astragalus monoensis var. ravenii - Changed name to Astragalus ravenii 22-May-2007 - Changed name to Atriplex cordulata var. cordulata 24-Apr-2012 Atriplex erecticaulis - Changed name to Atriplex cordulata var. erecticaulis 24-Apr-2012 Atriplex joaquiniana - Changed name to Atriplex joaquinana 24-Apr-2012 Atriplex joaquinana - Changed name to joaquinana 10-Feb-2015 Atriplex vallicola - Changed name to Atriplex coronata var. vallicola 23-Aug-2010 Azolla mexicana - Changed name to Azolla microphylla 23-Aug-2010 Balsamorhiza hookeri var. lanata - Changed name to Balsamorhiza lanata Balsamorhiza macrolepis var. macrolepis - Changed name to Balsamorhiza macrolepis 24-Apr-2012 Betula pumila var. glandulifera - Changed name to Betula glandulosa 6-May-2007 plumosa ssp. plumosa - Changed name to B. plumosa clevelandii - Changed name to clevelandii 23-Aug-2010 Boschniakia hookeri - Changed name to Kopsiopsis hookeri 3-Mar-2011 Botrychium virginianum - Changed name to Botrypus virginianus 24-Apr-2012 Brodiaea californica var. leptandra - Changed name to Brodiaea leptandra 24-Apr-2012 Brodiaea coronaria ssp. rosea - Changed name to Brodiaea rosea 24-Apr-2012 Calandrinia maritima - Changed name to maritima 23-Aug-2010 Callitropsis all - Changed name to Hesperocyparis (all except C. nootkatensis ) 23-Aug-2010 Calochortus weedii var. vestus - Changed name to 3-Mar-2011 Camissonia arenaria - Changed name to Chylismia arenaria 24-Apr-2012 Camissonia boothii ssp. alyssoides - Changed name to Eremothera boothii ssp. alyssoides 24-Apr-2012 Camissonia boothii ssp. boothii - Changed name to Eremothera boothii ssp. boothii 3-Jul-2012 Camissonia boothii ssp. intermedia - Changed name to Eremothera boothii ssp. intermedia 3-Jul-2012 Camissonia claviformis ssp. cruciformis - Changed name to Chylismia claviformis ssp. cruciformis 24-Apr-2012 Camissonia guadalupensis ssp. clementina - Changed name to guadalupensis ssp. clementina 24-Apr-2012 Camissonia hardhamiae - Changed name to Camissoniopsis hardhamiae 24-Apr-2012 Camissonia lewisii - Changed name to Camissoniopsis lewisii 24-Apr-2012 Camissonia minor - Changed name to Eremothera minor 24-Apr-2012 Carex eleocharis - Changed name to Carex duriuscula 24-Apr-2012 Carex gigas - Changed name to Carex scabriuscula 11-Jun-2008 Carex incurviformis var. danaensis - Changed name to Carex incurviformis 24-Apr-2012 Carex parryana var. hallii - Changed name to Carex idahoa 24-Apr-2012 Carex scoparia - Changed name to Carex scoparia var. scoparia 24-Apr-2012 Carex viridula var. viridula - Changed name to Carex viridula ssp. viridula 24-Apr-2012 Castilleja affinis ssp. litoralis - Changed name to Castilleja litoralis 21-May-2013

Page 16 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Castilleja affinis ssp. neglecta - Changed name to Castilleja affinis var. neglecta 21-May-2013 Castilleja ambigua ssp. ambigua - Changed name to Castilleja ambigua var. ambigua 21-May-2013 Castilleja ambigua ssp. humboldtiensis - Changed name to Castilleja ambigua var. humboldtiensis 21-May-2013 Castilleja ambigua ssp. insalutata - Changed name to Castilleja ambigua var. insalutata 21-May-2013 Castilleja campestris ssp. succulenta - Changed name to Castilleja campestris var. succulenta 21-May-2013 Castilleja densiflora ssp. obispoensis - Changed name to Castilleja densiflora var. obispoensis 21-May-2013 Castilleja gleasonii - Changed name to Castilleja gleasoni 3-Mar-2011 Castilleja hispida ssp. brevilobata - Changed name to Castilleja brevilobata 3-Mar-2011 Castilleja lanata ssp. hololeuca - Changed name to Castilleja hololeuca 3-Mar-2011 Castilleja miniata ssp. elata - Changed name to Castilleja elata 21-May-2013 Castilleja rubicundula ssp. rubicundula - Changed name to Castilleja rubicundula var. rubicundula 21-May-2013 Caulanthus coulteri var. lemmonii - Changed name to Caulanthus lemmonnii 23-Aug-2010 Caulostramina jaegeri - Changed name to Hesperidanthus jaegeri 24-Apr-2012 Ceanothus cuneatus var. rigidus - Changed name to Ceanothus rigidus 24-Apr-2012 Cercidium microphyllum - Changed name to Parkinsonia microphylla 11-Jun-2008 Chamaesyce abramsiana - Changed name to Euphorbia abramsiana 10-Feb-2015 Chamaesyce arizonica - Changed name to Euphorbia arizonica 10-Feb-2015 Chamaesyce hooveri - Changed name to Euphorbia hooveri 10-Feb-2015 Chamaesyce ocellata ssp. rattanii - Changed name to Euphorbia ocellata ssp. rattanii 10-Feb-2015 Chamaesyce parryi - Changed name to Euphorbia parryi 10-Feb-2015 Chamaesyce platysperma - Changed name to Euphorbia platysperma 10-Feb-2015 Chamaesyce revoluta - Changed name to Euphorbia revoluta 10-Feb-2015 Chamaesyce vallis-mortae - Changed name to Euphorbia vallis-mortae 10-Feb-2015 Cheilanthes wootonii - Changed name to Myriopteris wooton ii 10-Feb-2015 Chrysothamnus albidus - Changed name to Ericameria albida 21-Aug-2007 Chrysothamnus axillaris (CBR) - Changed name to Chrysothamnus viscidiflorus ssp. axillaris 21-Aug-2007 Chrysothamnus gramineus - Changed name to Cuniculotinus gramineus 21-Aug-2007 Cirsium loncholepis - Changed name to Cirsium scariosum var. loncholepis 3-Mar-2011 Cleomella hillmanii - Changed name to Cleomella hillmanii var. hillmanii 24-Apr-2012 Cochlearia officinalis var. arctica - Changed name to Cochlearia groenlandica 2-Jul-2013 maritimus ssp. maritimus - Changed name to maritimum ssp. maritimum 3-Mar-2011 Cordylanthus maritimus ssp. palustris - Changed name to ssp. palustre 3-Mar-2011 Cordylanthus mollis ssp. hispidus - Changed name to ssp. hispidum 3-Mar-2011

Page 17 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Cordylanthus mollis ssp. mollis - Changed name to Chloropyron molle ssp. molle 3-Mar-2011 Cordylanthus orcuttianus - Changed name to orcuttiana 3-Mar-2011 Cordylanthus palmatus - Changed name to 3-Mar-2011 Cordylanthus tecopensis - Changed name to Chloropyron tecopense 3-Mar-2011 hamiltonii - Changed name to Leptosyne hamiltonii 23-Aug-2010 Coreopsis maritima - Changed name to Leptosyne maritima 23-Aug-2010 Cryptantha circumscissa var. rosulata - Changed name to Greeneocharis circumscissa var. rosulata 29-Nov-2016 var. dissita - Changed name to Cryptantha dissita 3-Mar-2011 Cryptantha costata - Changed name to Johnstonella costata 29-Nov-2016 Cryptantha holoptera - Changed name to Johnstonella holoptera 29-Nov-2016 Cryptantha roosiorum - Changed name to Oreocarya roosiorum 29-Nov-2016 Cryptantha schoolcraftii - Changed name to Oreocarya schoolcraftii 29-Nov-2016 Cupressus -All names changed to Callitropsis 15-May-2008 Cynanchum utahense - Changed name to Funastrum utahense 23-Aug-2010 Deschampsia atropurpurea - Changed name to Vahlodea atropurpurea 24-Apr-2012 Dichanthelium lanuginosum var. thermale - Changed name to Panicum acuminatum var. thermale 24-Apr-2012 Digitaria californica - Changed name to Digitaria californica var. californica 24-Apr-2012 Dodecatheon pulchellum - Changed name to Primula pauciflora 10-Feb-2015 Draba lonchocarpa var. lonchocarpa - Changed name to Draba lonchocarpa 24-Apr-2012 Draba breweri var. cana - Changed name to Draba cana 23-Aug-2010 Draba corrugata var. saxosa - Changed name to Draba saxosa 23-Aug-2010 Dudleya attenuata ssp. orcuttii - Changed name to Dudleya attenuata ssp. attenuata 2-Jul-2013 Dudleya cymosa ssp. costafolia - Changed name to Dudleya cymosa ssp. costatifolia 3-Mar-2011 Dudleya calcicola - Changed name to Dudleya abramsii ssp. calcicola 23-Aug-2010 Dudleya setchellii - Changed name to Dudleya abramsii ssp. setchellii 23-Aug-2010 Empetrum nigrum ssp. hermaphroditum - Changed name to Empetrum nigrum 24-Apr-2012 Eremalche kernensis - Changed name to Eremalche parryi ssp. kernensis 26-Aug-2016 Erigeron angustatus - Changed name to Erigeron greenei 11-Jun-2008 Erigeron compactus var. compactus -changed name to Erigeron compactus 26-Mar-2008 Erigeron decumbens var. robustior - Changed name to Erigeron robustior 11-Jun-2008 Erigeron nevadincola - Changed name to Erigeron eatonii var. nevadincola 23-Aug-2010 Eriogonum ericifolium var. thornei - Changed name to Eriogonum thornei 19-May-2008 Eriogonum foliosum - Changed name to Eriogonum evanidum 23-Jul-2007 Eriogonum ochrocephalum var. alexanderae - Changed name to Eriogonum alexanderae 29-Nov-2011 Eriogonum shockleyi var. shockleyi - Changed name to Eriogonum shockleyi 3-Mar-2011 Eriogonum puberulum - Changed name to Johanneshowellia puberula 23-Aug-2010 Eriophyllum nevinii – Changed name to Constancea nevinii Erodium macrophyllum - Changed name to California macrophylla 27-Dec-2006

Page 18 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Eryngium pendletonensis - Changed name to Eryngium pendletonense 23-Aug-2010 Erysimum menziesii ssp. eurekense - Changed name to Erysimum menziesii 3-Dec-2012 Erysimum menziesii ssp. menziesii - Changed name to Erysimum menziesii 3-Dec-2012 Erysimum menziesii ssp. yadonii - Changed name to Erysimum menziesii 3-Dec-2012 Erysimum insulare ssp. insulare - Changed name to Erysimum insulare 23-Aug-2010 Erysimum insulare ssp. suffrutescens - Changed name to Erysimum suffrutescens 23-Aug-2010 Galvezia speciosa - Changed name to Gambelia speciosa 3-Mar-2011 Gilia australis - Changed name to Saltugilia australis Gilia campanulata - Changed name to Linanthus campanulatus Gilia caruifolia - Changed name to Saltugilia caruifolia Gilia hutchinsifolia - Changed name to Aliciella hutchinsifolia Gilia inyoensis - Changed name to Linanthus inyoensis Gilia ripleyi - Changed name to Aliciella ripleyi Gilia sinistra ssp. pinnatisecta - Changed name to Navarretia sinistra ssp. pinnatisecta Gilia splendens ssp. grantii – Changed name to Saltugilia grinnellii ssp. grantii

Grindelia hirsutula var. hallii - Changed name to Grindelia hallii 3-Mar-2011 Halimolobos virgata - Changed name to Transberingia bursifolia ssp. virgata 23-Aug-2010 Helianthemum greenei - Changed name to Crocanthemum greenei 18-Mar-2014 Helianthemum suffrutescens - Changed name to Crocanthemum suffrutescens 18-Mar-2014 Hemizonia congesta ssp. leucocephala - Changed name to Hemizonia congesta ssp. congesta 30-Sep-2008 Hesperocyparis abramsiana - Changed name to Hesperocyparis abramsiana var. abramsiana 3-Mar-2011 Heuchera elegans - Changed name to Heuchera caespitosa 3-Mar-2011 Hierochloe odorata - Changed name to Anthoxanthum nitens ssp. nitens 2-Jul-2013 Horkelia congesta ssp. nemorosa - Changed name to Horkelia congesta var. nemorosa 4-Jun-2015 Horkelia cuneata ssp. puberula - Changed name to Horkelia cuneata var. puberula 24-Apr-2012 Horkelia cuneata ssp. sericea - Changed name to Horkelia cuneata var. sericea 24-Apr-2012 Ipomopsis depressa – Changed name to Loeseliastrum depressum Iva acerosa - Changed name to Euphrosyne acerosa 24-Apr-2012 Iva nevadensis - Changed name to Euphrosyne nevadensis 24-Apr-2012 Ivesia argyrocoma - Changed name to Ivesia argyrocoma var. argyrocoma 23-Aug-2010 Kobresia bellardii - Changed name to Kobresia myosuroides 23-Aug-2010 Koeberlinia spinosa ssp. tenuispina - Changed name to Koeberlinia spinosa var. tenuispina 4-Jun-2015 Lasthenia macrantha ssp. bakeri - Changed name to Lasthenia californica ssp. bakeri 31-Aug-2007

Page 19 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Lasthenia macrantha ssp. macrantha - Changed name to Lasthenia californica ssp. macrantha 31-Aug-2007 Leptodactylon californicum ssp. tomentosum - Changed name to Linanthus californicus ssp. tomentosus 6-Jul-2015 Leptodactylon jaegeri – Changed name to Linanthus jaegeri Lesquerella kingii ssp. bernardina - Changed name to Physaria kingii ssp. bernardina 23-Aug-2010 Lessingia occidentalis - Changed name to Benitoa occidentalis 19-May-2008 Leymus salinus ssp. mojavensis - Changed name to Elymus salina 24-Apr-2012 Limnanthes gracilis ssp. parishii - Changed name to Limnanthes alba ssp. parishii 24-Apr-2012 Limosella subulata - Changed name to L. australis 24-Sep-2012 Linanthus acicularis – Changed name to Linanthus ambiguus – Changed name to Linanthus croceus – Changed name to Leptosiphon croceus Linanthus floribundus ssp. hallii – Changed name to Leptosiphon floribundus ssp. hallii Linanthus grandiflorus – Changed name to Linanthus harknessii ssp. condensatus – Changed name to

Linanthus jepsonii – Changed name to Leptosiphon jepsonii Linanthus latisectus – Changed name to Leptosiphon latisectus Linanthus maculatus - Changed name to Linanthus maculatus ssp. maculatus 27-Jan-2016 Linanthus nudatus – Changed name to Leptosiphon nudatus Linanthus nuttallii ssp. howellii – Changed name to ssp. howellii Linanthus nuttallii ssp. pubescens – Changed name to Leptosiphon nuttallii ssp. pubescens Linanthus oblanceolatus – Changed name to Leptosiphon oblanceolatus Linanthus pygmaeus ssp. pygmaeus – Changed name to ssp. pygmaeus Linanthus rattanii – Changed name to Leptosiphon rattanii Linanthus rosaceus – Changed name to Leptosiphon rosaceus Linanthus serrulatus – Changed name to Lotus argophyllus var. adsurgens - Changed name to Acmispon argophyllus var. adsurgens 23-Aug-2010 Lotus argophyllus var. niveus - Changed name to Acmispon argophyllus var. niveus 23-Aug-2010 Lotus argyraeus var. multicaulis - Changed name to Acmispon argyraeus var. multicaulis 23-Aug-2010 Lotus argyraeus var. notitius - Changed name to Acmispon argyraeus var. notitius 23-Aug-2010 Lotus crassifolius var. otayensis - Changed name to Hosackia crassifolia var. otayensis 23-Aug-2010

Page 20 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Lotus dendroideus var. dendroideus - Changed name to Acmispon dendroideus var. dendroideus 23-Aug-2010 Lotus dendroideus var. traskiae - Changed name to Acmispon dendroideus var. traskiae 23-Aug-2010 Lotus dendroideus var. veatchii - Changed name to Acmispon dendroideus var. veatchii 23-Aug-2010 Lotus formosissimus - Changed name to Hosackia gracilis 2-Jul-2013 Lotus haydonii - Changed name to Acmispon haydonii 23-Aug-2010 Lotus nuttallianus - Changed name to Acmispon prostratus 2-Jul-2013 Lotus oblongifolius var. cupreus - Changed name to Hosackia oblongifolia var. cuprea 23-Aug-2010 Lotus rubriflorus - Changed name to Acmispon rubriflorus 23-Aug-2010 Lotus yollabolliensis - Changed name to Hosackia yollabolliensis 23-Aug-2010 Lycurus phleoides var. phleoides - Changed name to alopecuroides 8-Apr-2008 Lyrocarpa coulteri var. palmeri - Changed name to Lyrocarpa coulteri 3-Mar-2011 asteroides var. lagunensis - Changed name to Dieteria asteroides var. lagunensis 31-Aug-2007 Machaeranthera canescens var. ziegleri - Changed name to var. ziegleri 31-Aug-2007 Machaeranthera gracilis - Changed name to gracile 31-Aug-2007 Machaeranthera juncea - Changed name to Xanthisma junceum 31-Aug-2007 Malaxis monophyllos ssp. brachypoda - Changed name to Malaxis monophyllos var. brachypoda 23-Aug-2010 Maurandya antirrhiniflora ssp. antirrhiniflora - Changed name to Maurandella antirrhiniflora 23-Aug-2010 Maurandya petrophila - Changed name to petrophila 23-Aug-2010 Microseris douglasii var. platycarpha - corrected infraspecific rank to ssp. per Jepson Interchange Mielichhoferia tehamensis - Changed name to Haplodontium tehamense 23-Apr-2014 Mimulus acutidens - Changed name to Erythranthe acutidens 26-Aug-2016 Mimulus aridus - Changed name to Mimulus aurantiacus var. aridus 3-Mar-2011 Mimulus aurantiacus var. aridus - Changed name to Diplacus aridus 26-Aug-2016 Mimulus brandegeei - Changed name to Diplacus brandegeei 26-Aug-2016 Mimulus clevelandii - Changed name to Diplacus clevelandii 26-Aug-2016 Mimulus cusickii - Changed name to Diplacus cusickioides 26-Aug-2016 Mimulus diffusus - Changed name to Erythranthe diffusa 26-Aug-2016 Mimulus evanescens - Changed name to Erythranthe inflatula 26-Aug-2016 Mimulus exiguus - Chaned name to Erythranthe exigua 26-Aug-2016 Mimulus filicaulis - Changed name to Erythranthe filicaulis 26-Aug-2016 Mimulus flemingii - Changed name to Diplacus parviflorus 26-Aug-2016 Mimulus fremontii var. vandenbergensis - Changed name to Diplacus vandenbergensis 26-Aug-2016 Mimulus glabratus ssp. utahensis - Changed name to Erythranthe utahensis 26-Aug-2016 Mimulus glaucescens - Changed name to Erythranthe glaucescens 26-Aug-2016

Page 21 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Mimulus gracilipes - Changed name to Erythranthe gracilipes 26-Aug-2016 Mimulus grayi - Changed name to Erythranthe grayi 26-Aug-2016 Mimulus inconspicuus - Changed name to Erythranthe inconspicua 26-Aug-2016 Mimulus johnstonii - Changed name to Diplacus johnstonii 26-Aug-2016 Mimulus laciniatus - Changed name to Erythranthe laciniata 26-Aug-2016 Mimulus mohavensis - Changed name to Diplacus mohavensis 26-Aug-2016 Mimulus norrisii - Changed name to Erythranthe norrisii 26-Aug-2016 Mimulus nudatus - Changed name to Erythranthe nudata 26-Aug-2016 Mimulus parryi - Changed name to Diplacus parryi 26-Aug-2016 Mimulus pictus - Changed name to Diplacus pictus 26-Aug-2016 Mimulus pulchellus - Changed name to 26-Aug-2016 Mimulus purpureus - Changed name to Erythranthe purpurea 26-Aug-2016 Mimulus pygmaeus - Changed name to Diplacus pygmaeus 26-Aug-2016 Mimulus rupicola - Changed name to Diplacus rupicola 26-Aug-2016 Mimulus shevockii - Changed name to Erythranthe shevockii 26-Aug-2016 Mimulus traskiae - Changed name to Diplacus traskiae 26-Aug-2016 Minuartia decumbens - Changed name to Sabulina decumbens 17-Jun-2016 Minuartia howellii - Changed name to Sabulina howellii 17-Jun-2016 Minuartia rosei - Changed name to Sabulina rosei 17-Jun-2016 Minuartia stolonifera - Changed name to Sabulina stolonifera 17-Jun-2016 Minuartia stricta - Changed name to Sabulina stricta 17-Jun-2016 Mitella caulescens - Changed name to Mitellastra caulescens 24-Apr-2012 - Changed name to ssp. cinerea 24-Apr-2012 - Changed name to Monardella undulata ssp. crispa 24-Apr-2012 ssp. venosa - Changed name to Monardella venosa 24-Apr-2012 - Changed name to Monardella undulata ssp. undulata 2-Jul-2013 ssp. viminea – Changed name to M. viminea ssp. saxicola - Changed name to Monardella saxicola 24-Apr-2012 Monardella viridis ssp. viridis - Changed name to Monardella viridis 2-Jul-2013 Muilla clevelandii - Changed name to 15-May-2008 Nama dichotomum var. dichotomum - Changed name to Nama dichotoma var. dichotoma 4-Jun-2015 Nama stenocarpum - Changed name to Nama stenocarpa 4-Jun-2015 Navarretia sinistra ssp. pinnatisecta - Changed name to Navarretia linearifolia ssp. pinnatisecta 10-Feb-2015 Oenothera caespitosa ssp. crinita - Changed name to Oenothera cespitosa ssp. crinita 4-Jun-2015 Opuntia californica var. californica - Changed name to Cylindropuntia californica var. californica 24-Apr-2012 Opuntia curvispina - Changed name to O. xcurvispina 6-Aug-2012 Opuntia munzii - Changed name to Cylindropuntia munzii 23-Aug-2010 Opuntia pulchella - Changed name to Grusonia pulchella 23-Aug-2010 Opuntia wolfii - Changed name to Cylindropuntia wolfii 23-Aug-2010 Oryzopsis exigua - Changed name to Stipa exigua 24-Apr-2012 Oxytheca caryophylloides - Changed name to Sidotheca caryophylloides 7-Sep-2007

Page 22 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Oxytheca emarginata - Changed name to Sidotheca emarginata 7-Sep-2007 Oxytheca parishii var. abramsii - Changed name to Acanthoscyphus parishii var. abramsii 7-Sep-2007 Oxytheca parishii var. cienegensis - Changed name to Acanthoscyphus parishii var. cienegensis 7-Sep-2007 Oxytheca parishii var. goodmaniana - Changed name to Acanthoscyphus parishii var. goodmaniana 7-Sep-2007 Parnassia cirrata- Changed name to Parnassia cirrata var. cirrata Petrophyton caespitosum ssp. acuminatum - Changed name to Petrophytum caespitosum ssp. acuminatum 24-Apr-2012 Phacelia cicutaria var. hubbyi - Changed name to Phacelia hubbyi 3-Mar-2011 Phacelia dalesiana - Changed name to Howellanthus dalesianus 24-Apr-2012 Phacelia suaveolens ssp. keckii - Changed name to Phacelia keckii 3-Mar-2011 Pinguicula vulgaris var. macroceras - Changed name to Pinguicula macroceras 19-May-2008 Piptatherum micranthum Changed name to Stipa divaricata 3-Mar-2011 Pityopus californica - Changed name to Pityopus californicus 10-Feb-2015 Potamogeton foliosus var. fibrillosus - Changed name to Potamogeton foliosus ssp. fibrillosus 23-Aug-2010 Potamogeton epihydrus ssp. nuttallii - Changed name to Potamogeton epihydrus 23-Aug-2010 Potamogeton filiformis - Changed name to Stuckenia filiformis 23-Aug-2010 Potentilla concinna - Changed name to Potentilla concinna var. proxima 2-Jul-2013 Potentilla gracilis var. pulcherrima - Changed name to Potentilla pulcherrima 23-Aug-2010 Potentilla glandulosa ssp. ewanii - Changed name to Drymocallis cuneifolia var. ewanii 23-Aug-2010 Potentilla gracilis var. pulcherrima - Changed name to Potentilla pulcherrima 23-Aug-2010 Psoralidium lanceolatum - Changed name to Ladeania lanceolata 24-Apr-2012 Rhus trilobata var. simplicifolia - Changed name to Rhus aromatica var. simplicifolia 13-Aug-2013 Rhynchospora globularis var. globularis - Changed name to Rhynchospora globularis 3-Mar-2011 Rorippa gambelii - Changed name to Nasturtium gambelii 19-May-2008 Salix brachycarpa ssp. brachycarpa - Changed name to Salix brachycarpa var. brachycarpa 24-Apr-2012 Satureja chandleri - Changed name to Clinopodium chandleri 24-Apr-2012 Saxifraga howellii - Changed name to Micranthes howellii 3-Mar-2011 Saxifraga nuttallii - Changed name to Cascadia nuttallii 3-Mar-2011 Scheuchzeria palustris var. americana - Changed name to Scheuchzeria palustris 23-Aug-2010 Schizymenium shevockii - Changed name to Mielichhoferia shevockii 23-Apr-2014 Schkuhria multiflora var. multiflora - Changed name to neomexicana 2-Jul-2013 Scirpus clementis -Changed name to Trichophorum clementis 15-May-2008 Scirpus heterochaetus -Changed name to Schoenoplectus heterochaetus 15-May-2008 Scirpus pumilus -Changed name to Trichophorum pumilum 15-May-2008 Scirpus subterminalis -Changed name to Schoenoplectus subterminalis 15-May-2008

Page 23 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) - Changed name to Sedum laxum ssp. eastwoodiae 23-Aug-2010 Sedum paradisum - Changed name to Sedum obtusatum ssp. paradisum 23-Aug-2010 Selaginella densa var. scopulorum - Changed name to Selaginella scopulorum 3-Mar-2011 Selinocarpus nevadensis - Changed name to Acleisanthes nevadensis 24-Apr-2012 Senecio taxa - Moved multiple Senecio taxa to Packera 4-May-2007 Smelowskia ovalis var. congesta - Changed name to Smelowskia ovalis 3-Mar-2011 grossulariifolia ssp. grossulariifolia - Changed name to Sphaeralcea grossulariifolia 3-Mar-2011 Stachys palustris ssp. pilosa - Changed name to Stachys pilosa 24-Apr-2012 lanuginosus - Changed name to Stenotus lanuginosus var. lanuginosus 24-Apr-2012 Stephanomeria blairii - Changed name to blairii 15-May-2008 Streptanthus breweri var. hesperidis - Changed name to Streptanthus hesperidis 3-Mar-2011 Streptanthus glandulosus var. hoffmanii - Changed infraspecific rank to ssp. 3-Mar-2011 Streptanthus niger - Changed name to Streptanthus glandulosus ssp. niger 3-Mar-2011 Stuckenia filiformis - Changed name to Stuckenia filiformis ssp. alpina 2-Jul-2013 Subularia aquatica var. americana - Changed infraspecific rank to ssp. 3-Mar-2011 Suksdorfia ranunculifolia - Changed name to Hemieva ranunculifolia 3-Mar-2011 Swertia albomarginata - Changed name to Frasera albomarginata var. albomarginata 10-Dec-2013 Swertia neglecta - Changed name to Frasera neglecta 24-Apr-2012 Swertia umpquaensis - Changed name to Frasera umpquaensis 24-Apr-2012 Thermopsis gracilis var. gracilis - Changed name to Thermopsis gracilis 24-Apr-2012 Thlaspi californicum - Changed name to Noccaea fendleri ssp. californica 23-Aug-2010 Trientalis arctica - Changed name to Trientalis europaea 23-Aug-2010 Trientalis europaea - Changed name to Lysimachia europaea 10-Feb-2015 Trifolium andersonii var. andersonii - Changed infraspecific rank to ssp. 3-Mar-2011 Trifolium gymnocarpon var. plummerae - Changed infraspecific rank to ssp. 3-Mar-2011 Trifolium depauperatum var. hydrophilum - Changed name to Trifolium hydrophilum 23-Aug-2010 Trifolium gracilentum var. palmeri - Changed name to Trifolium palmeri 23-Aug-2010 Trimorpha acris var. debilis - Changed name to Erigeron nivalis 13-Jun-2008 Triteleia grandiflora var. howellii - Changed name to Triteleia grandiflora 3-Mar-2011 Triteleia hendersonii var. hendersonii - Changed name to Triteleia hendersonii 3-Mar-2011 Twisselmannia californica - Changed name to Tropidocarpum californicum 15-May-2008 Viola langsdorfii - Changed name to Viola langsdorffii 24-Apr-2012 Viola aurea - Changed name to Viola purpurea ssp. aurea 23-Aug-2010 micranthus var. fontanus - Changed name to fontanum 3-Mar-2011

Considered But Rejected Date Abutilon palmeri - Added to CBR; too common; weedy and introduced in many areas in CA 9-Dec-2016 Acalypha subviscida - Added to CBR; does not occur in CA 6-Jan-2017

Page 24 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Acaulon triquetrum - Added to CBR; likely too common; may be infrequently encountered, but likely under-collected since it is extremely small 9-Dec-2016 Acer glabrum ssp. siskiyouense - Added to CBR; subspecies of A. glabrum are not taxonomically recognized. 17-Nov-2016 Acnatherum scribneri - Added to CBR; does not occur in CA 9-Dec-2016 Aconogonon davisiae var. glabrum - Added to CBR; a syonym of A. davisiae , a common taxon 9-Dec-2016 Aconogonon phytolaccifolium var. glabrum - Added to CBR; a syonym of A. phytolaccifolium , a common taxon 9-Dec-2016 Aliciella humillima - Added to CBR; likely too common; most specimens are misidentified as A. leptomeria or A. micromeria ; annotations needed. 9-Dec-2016 Aliciella micromeria - Added to CBR; does not occur in CA 9-Dec-2016 Allium lacunosum var. micranthum - Added to CBR; too common 9-Dec-2016 utahensis var. covillei - Added to CBR; unresolved; possibly a minor varient of A. utahensis from northern DMtns.; further study needed 9-Dec-2016 Amphipappus fremontii var. spinosus - Added to CBR; too common 9-Dec-2016 Antennaria dioica - Added to CBR; does not occur in CA 9-Dec-2016 Arabis davidsonii var. parva - Added to CBR; a synonym of Boechera davidsonii ; a common taxon 20-Jan-2017 Arceuthobium abietinum ssp. wiensii - Added to CBR; too common 20-Jan-2017 Arceuthobium monticola - Added to CBR; too common 20-Jan-2017 Arceuthobium siskiyouense - Added to CBR; too common 20-Jan-2017 Archidium alternifolium - Added to CBR; does not occur in CA 11-Feb-2014 Arctostaphylos benitoensis - Added to CBR; considered a hybrid involving A. glauca and A. pungens 20-Jan-2017 Arctostaphylos bowermaniae - Added to CBR; a synonym of A. manzanita ssp. manzanita ; a common taxon. 20-Jan-2017 Arctostaphylos glandulosa ssp. adamsii - Added to CBR; too common 18-Jan-2012 Arctostaphylos manzanita ssp. wieslanderi - Added to CBR; too common 26-Jan-2017 Arctostaphylos serpentinicola - Added to CBR; a synonym of A. viscida ssp. pulchella ; a common taxon 13-Feb-2017 Arctostaphylos sp. nov. 1 - Added to CBR; determined to be A. bakeri 13-Feb-2017 Arctostaphylos tomentosa ssp. bracteosa - Added to CBR; may not be taxonomically recognized; needs further study 13-Feb-2017 Arctostaphylos tomentosa ssp. crinita - Added to CBR; a synonym of A. crustacea ssp. crinita ; a common taxon 13-Feb-2017 Arctostaphylos tomentosa ssp. rosei - Added to CBR; a synonym of A. crustacea ssp. rosei ; a common taxon 13-Feb-2017 Arctostaphylos tomentosa ssp. tomentosa - Added to CBR; too common 13-Feb-2017 Argemone munita ssp. argentea - Added to CBR; a synonym of A. munita ; a common taxon 13-Feb-2017 Artemisia ludoviciana ssp. mexicana - Added to CBR; does not occur in CA 6-Jan-2017

Page 25 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Artemisia tridentata ssp. pauciflora - Added to CBR; a synonym of A. tridentata ssp. vaseyana ; a common taxon 14-Feb-2017 Asclepias latifolia - Added to CBR; doubtfully occurs in CA 14-Feb-2017 Asclepias linaria - Added to CBR; occurs in CA only under cultivation 14-Feb-2017 Aster sonomensis - Added to CBR; a synonym of Symphyotrichum lentum ; a rare taxon. 2-Nov-2016 Astragalus curtipes - Added to CBR; too common 14-Feb-2017 Aquilegia formosa var. hypolasia - Added to CBR; a synonym of A. formosa , a common taxon 9-Dec-2016 Bergia texana - Added to CBR; too common 27-Feb-2017 Botrychium neolunaria - Added to CBR; sp. nov. ined.; not yet formally described 3-Jan-2017 Campanula griffinii - Added to CBR; too common 10-Jan-2006 Carex amplectens - Added to CBR; a synonym of C. fracta , a common taxon 4-Aug-2008 Carex orestera - Added to CBR; too common 6-Sep-2012 Calochortus argillosus - Added to CBR; too common 27-Feb-2017 Catabrosa aquatica - Added to CBR; does not occur in CA 13-Sep-2018 Ceanothus cuneatus var. dubius - Added to CBR; a synonym of C. cuneatus var. cuneatus ; a common taxon 4-Nov-2016 Ceratophyllum echinatum - Added to CBR; not native in CA 12-Jan-2017 Chamaesyce hyssopifolia - Added to CBR; not native in CA 2-Nov-2016 Crepis runcinata ssp. andersonii - Added to CBR; taxonomic distinctiveness of sspp. not supported 26-Oct-2015 Crepis runcinata ssp. imbricata - Added to CBR; taxonimic distinctiveness of sspp. not supported 26-Oct-2015 Cylindropuntia chuckwallensis - Added to CBR; too common 16-Jun-2015 Cylindropuntia xtetracantha - Added to CBR; does not occur in CA 11-Jan-2017 Descurainia nelsonii - Added to CBR; too common 9-Feb-2012 Didymodon eckeliae - Added to CBR; too common 11-Feb-2014 Diodia teres - Added to CBR; does not occur in CA 2-Nov-2016 Diplacus tricolor - Added to CBR; too common 14-Nov-2016 Draba longisquamosa - Added to CBR; too common 21-Oct-2013 Drosera xhybrida - Added to CBR; introduced in CA 11-Jan-2017 Epilobium leptophyllum - Added to CBR; naturalized in CA; native to eastern . 4-Nov-2016 Eremogone congesta var. crassula - Added to CBR; too common 3-Oct-2013 Eremogone congesta var. simulans - Added to CBR; too common 3-Oct-2013 Eremogone congesta var. subcongesta - Added to CBR; too common 3-Oct-2013 Eriogonum panamintense - Added to CBR; too common 2-Aug-2012 Eriogonum rupinum - Added to CBR; too common 2-Aug-2012 Erythranthe corallina - Added to CBR; too common 26-Oct-2016 Frasera albicaulis var. cusickii - Added to CBR; does not occur in CA 10-Dec-2018 Glossopetalon spinescens var. microphyllum - Added to CBR; occurrence in CA inconclusive 3-Nov-2016 Grimmia serrana - Added to CBR; too common 11-Feb-2014

Page 26 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Hydrocotyle prolifera - Added to CBR; a synonym of H. verticillata , a common taxon 4-Nov-2016 - Added to CBR; does not occur in CA, a misidentification 1-Mar-2012 Imbribryum mildeanum - Added to CBR; too common 11-Feb-2014 Juncus bryoides - Added to CBR; too common 19-Oct-2016 Juncus hemiendytus var. hemiendytus - Added to CBR; too common 19-Oct-2016 Juncus kelloggii - Added to CBR; too common 7-Nov-2016 Juncus tiehmii - Added to CBR; too common 13-Apr-2016 Juncus triformis - Added to CBR; too common 12-Jun-2007 Kallstroemia grandiflora - Added to CBR; Not native; occurs in CA only as a roadside waif from 5-May-2015 Lupinus propinquus - Added to CBR; a synonym of L. arboreus , a common taxon 8-Feb-2012 Malacothamnus orbiculatus - Added to CBR; too common 16-Jul-2014 Malacothamnus fasciculatus var. nuttallii - Added to CBR; too common 5-May-2015 Marsilea oligospora - Added to CBR; too common 20-Jul-2018 Melica geyeri var. aristulata - Added to CBR; a synonym of M. geyeri ; a common taxon 3-Nov-2016 Menodora scabra var. glabrescens - Added to CBR; includes M. scoparia ; a common taxon 31-Oct-2016 Mimulus androsaceus - Added to CBR; too common 20-Jul-2016 Mimulus bolanderi - Added to CBR; too common (also CBR'd in past) 20-Jul-2016 Mimulus brachiatus - Added to CBR; a synonym of Diplacus layneae ; a common taxon 13-Jul-2016 Mimulus cleistogamus - Added to CBR; a synonym of M. douglasii ; a common taxon 4-Nov-2016 Mimulus dudleyi - Added to CBR; a synonym of Erythranthe geniculata ; a common taxon 13-Jul-2016 Mimulus platycalyx - Added to CBR; a synonym of Erythranthe microphylla; a common taxon 13-Jul-2016 Mimulus puniceus - Added to CBR; too common 20-Jul-2016 Mimulus sookensis - Added to CBR; a tetraploid within Erythranthe nasuta ; a common taxon 13-Jul-2016 Nama depressum - Added to CBR; too common 25-Sep-2015 Narthecium californicum - Added to CBR; too common 7-Dec-2016 Nemacladus tenuis var. aliformis - Added to CBR; too common 31-Jan-2012 Nemophila humifusa - Added to CBR; a synonym of N. pedunculata; a common taxon 14-Jul-2016 Orthodontium gracile - Added to CBR; too common 11-Feb-2014 Pedicularis racemosa ssp. alba - Added to CBR; a synonym of P. racemosa ; a common taxon 3-Nov-2016 Peritoma arborea var. angustata - Added to CBR; too common 4-Nov-2016 Peritoma jonesii - Added to CBR; does not occur in CA 3-Nov-2016 Petrophytum caespitosum ssp. caespitosum - Added to CBR; too common 13-Sep-2018 Phacelia viscida var. albiflora - Added to CBR; too common 3-Nov-2016

Page 27 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Pinus albicaulis - Added to CBR; too common 7-Dec-2016 Plagiobothrys bracteatus var. aculeolatus - Added to CBR; a synonym of P. bracteatus ; a common taxon 4-Nov-2016 Plagiobothrys collinus var. gracilis - Added to CBR; too common 11-Dec-2013 Plagiobothrys collinus var. ursinus - Added to CBR; too common 11-Dec-2013 Polygonum fowleri ssp. fowleri - Added to CBR; not native; occurs as a waif in CA 10-Nov-2016 Polygonum sawatchense ssp. oblivium - Added to CBR; too common 7-Nov-2016 Porotrichum bigelovii - Added to CBR; too common 11-Feb-2014 Ptychostomum pacificum - Added to CBR; too common 11-Feb-2014 Racomitrium aquaticum - Added to CBR; does not occur in CA 11-Feb-2014 Scirpus cyperinus - Added to CBR; not native 26-Jan-2012 Stipa viridula - Added to CBR; possibly in CA but records unclear 3-Nov-2016 Symphyotrichum spathulatum var. yosemitanum - Added to CBR; too common 14-Feb-2017 megapotamicum - Added to CBR; not native; occurs as a waif in CA 10-Nov-2016 Toxicoscordion fremontii var. minor - Added to CBR; a synonym of T. fremontii; a common taxon 14-Jul-2016

Postponed Date Acaulon triquetrum - Added to PPD; questions about rarity 11-Feb-2014 Aliciella humillima - Added to PPD; questions about rarity 29-Jan-2013 Aliciella micromeria - Added to PPD; questions about rarity 29-Jan-2013 Arceuthobium abietinum ssp. wiensiI - Added to PPD; questions about rarity 27-Aug-2012 Arceuthobium monticola - Added to PPD; questions about rarity 6-Nov-2012 Arceuthobium siskiyouense - Added to PPD; questions about rarity 6-Nov-2012 Botrychium simplex var. simplex - Added to PPD; questions about rarity 26-Jan-2012 Calochortus weedii var. peninsularis - Added to PPD; questions about taxonomic 24-Sep-2013 Castilleja brevistyla - Added to PPD; questions about rarity 26-Nov-2012 Cerastium viride - Added to PPD; questions about taxonomic validity 4-Feb-2009 Ditrichum zonatum - Added to PPD; need to confirm identity in CA 11-Feb-2014 Eriastrum densifolium ssp. mohavense - Added to PPD; questions about rarity 30-Jul-2012 Eriogonum marifolium var. cupulatum - Added to PPD; questions about rarity 6-Sep-2012 Eriogonum ordii - Added to PPD; taxonomic issues and questions about rarity 31-Jul-2012 Eriogonum ovalifolium var. caelestinum - Added to PPD; questions about rarity 31-Jul-2012 Eriogonum umbellatum var. nelsoniorum - Added to PPD; questions about rarity 31-Jul-2012 Eriogonum umbellatum var. polyanthum - Added to PPD; questions about rarity 31-Jul-2012 Fissidens taylorii - Added to PPD; questions about nativeness 11-Feb-2014 Frasera albicaulis var. modocensis - Added to PPD; questions about rarity 21-Jul-2014 Hygroamblystegium noterophilum - Added to PPD; questions about taxonomic validity 11-Feb-2014 Kurzia makinoana - Added to PPD; need to confirm identity in CA 11-Feb-2014 Marsupella sprucei - Added to PPD; questions about taxonomic validity 11-Feb-2014

Page 28 of 29 Major Changes Implemented Since CNPS Inventory, 6th Edition (2001) Last Updated December 31, 2018 (note: changes newly accepted since October 1, 2018 are in orange text) Nemacladus tenuis var. tenuis - Added to PPD; questions about rarity 29-Jan-2013 Oligotrichum hercynicum - Added to PPD; need to confirm identity in CA 11-Feb-2014 Oligotrichum praemorsum - Added to PPD: need to confirm identity in CA 11-Feb-2014 Orthotrichum shawii - Added to PPD; questions about rarity 11-Feb-2014 Primula pauciflora var. monantha - Added to PPD; questions about taxonomic validity 3-Jun-2015 Primula pauciflora var. pauciflora - Added to PPD; questions about taxonomic validity 3-Jun-2015 Primula pauciflora var. shoshonense - Added to PPD; questions about taxonomy 3-Jun-2015 Pseudo-calliergon angustifolium - Added to PPD; questions about taxonomic validity and rarity 11-Feb-2014 Pseudoleskea spp. - Added to PPD; questions about taxonomic validity and rarity 11-Feb-2014 Rumex violascens - Added to PPD; questions about rarity and nativeness 31-Jul-2012 Schistidium echinatum - Added to PPD; need to confirm identity in CA 11-Feb-2014 Scorpidium revolvens - Added to PPD; need to confirm identity in CA 11-Feb-2014 Tetrodontium brownianum var. ovatum - Added to PPD; need to confirm identity in CA 11-Feb-2014 Triphysaria micrantha - Added to PPD; questions about rarity 25-Mar-2013 Zeltnera namophila - Added to PPD; questions about rarity 31-Jul-2012

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