Appendix A List of Vascular Plants State Route 32 Widening Project November 2006 Natural Environmental Study List of Vascular Plant Species Identifiable on the Dates of the Survey, 14 and 19 April 2004, Highway 32 between Forest and Yosemite Avenues Chico, Butte County, California Scientific Name Common Name Achyrachaena mollis Blow wives Agoseris heterophylla Annual agoseris Agrostis exarata Spiked bentgrass Ailanthus altissima Tree of heaven Aira caryophyllea Silver hairgrass Allium amplectens Paper onion Aloepecurus saccatus Vernal pool foxtail Amsinckia menziesii ssp. intermedia Common fiddleneck Amsinckia menziesii ssp. menziesii Menzie’s fiddleneck Anagallis arvensis Scarlet pimpernel Andropogon virginicus var. virginicus Broomsedge bluestem grass Arctostaphylos manzanita var. manzanita Green leaf manzanita Aristolochia californica California pipevine Avena barbata Slender wild oats Avena fatua Wild oats Blennosperma nanum Yellow carpet Brassica nigra Black mustard Brassica rapa Field mustard Brodiaea californica var. californica California brodiaea Brodiaea minor Blue stars Briza minor Lesser quaking grass Bromus diandrus Ripgut brome Bromus hordeaceous Soft chess Bromus madritensis ssp. rubens Red brome State Route 32 Widening Project November 2006 Natural Environmental Study Scientific Name Common Name Bromus sterilis Poverty brome Calochortus luteus Yellow mariposa lily Cardamine oligosperma Western bitter cress Centaurea solstitialis Star thistle Cerastium glomeratum Sticky mouse ears Cercis occidentalis Western redbud Chamomilla suaveolens Pineapple weed Chlorogalum angustifolium Narrow-leaved soap root Chlorogalum pomeridianum Wavy-leaved soap root Cichorum intybus Chicory Clarkia purpurea Purple clarkia Convolvulus arvensis Bindweed Conyza sp. Horseweed Crassula aquatica Water pygmyweed Crassula tillaea Mossy pygmyweed Cynodon dactylon Bermuda Cyperus sp. Sedge Daucus carota Wild carrot Deschampsia danthanoides Annual hairgrass Delphinium patens ssp. patens Spreading larkspur Dichelostemma multiflorum Round tooth ookow Dichelostemma pulchellum Round tooth ookow Eleocharis acicularis Needle spikerush Eleocharis macrostachya Pale spikerush Eleocharis obtusa Obtuse spikerush Epilobium brachycarpum Willowherb Epilobium densiflorum Dense flowered spike primrose Epilobium pygmaeum Smooth spike primrose State Route 32 Widening Project November 2006 Natural Environmental Study Scientific Name Common Name Epilobium torreyi Torrey’s spike primrose Eremocarpus setigerus Turkey mullein Erodium botrys Big heron’s bill Erodium cicutarium Red-stemmed filaree Erodium moschatum Stork’s bill Eryngium castrense Coyote thistle Eschscholzia californica California poppy Festuca arundinacea Tall fescue Ficus carica Fig Filago californica California filago Filago gallica Narrow-leaved filago Galium aparine Cleavers Galium parisiense Wall bedstraw Geranium carolinianum Carolina geranium Geranium dissectum Cut-leaf geranium Gratiola ebracteata Bractless hedge hyssop Grindelia hirsutula Foothill gumplant Hemizonia fitchii Fitch’s spikeweed Heteromeles arbutifolia Toyon Hordeum marinum ssp. gussoneanum Mediterranean barley Hordeum murinum ssp. leporinum Hare barley Hypericum perfoliatum Klamath weed Hypochaeris glabra Smooth cat’s ear Iris sp. Iris Juglans californica var. hindsii California black walnut Juncus bufonius Common toad rush Juniperus sp. Juniper Kickxia elatine Fluellin State Route 32 Widening Project November 2006 Natural Environmental Study Scientific Name Common Name Lactuca saligna Narrow leaf lettuce Lactuca serriola Prickly lettuce Lasthenia californica California goldfields Lasthenia fremontii Fremont’s goldfields Layia fremontii Fremont’s tidy tips Lepidium nitidum Shining peppergrass Lepidium strictum Upright peppergrass Linum bienne Western flax Lolium multiflorum Italian rye Lomatium dasycarpum ssp. tomentosum Woolly lomatium Lonicera japonica Honeysuckle Lotus purshianus Spanish lotus Lupinus bicolor Bicolored lupine Lupinus polycarpus Small flowered lupine Lythrum hyssopifolia Hyssop loosestrife Malva nicaeensis Bull mallow Marrubium vulgare Horehound Medicago polymorpha Common bur clover Medicago sativa Alfalfa Micropus californicus Q-tips Mimulus guttatus Common monkey flower Morus alba Mulberry Navarretia intertexta Needle leaved navarretia Navarretia leucocephala White navarretia Navarretia pubescens Downy navarretia Odontostomum hartwegii Hartweg’s odontostomum Olea europaea Olive Oxalis corniculata Wood sorrel Parvisedum pumilum Stonecrop State Route 32 Widening Project November 2006 Natural Environmental Study Scientific Name Common Name Paspalum dilatatum Dallis grass Petrorhagia dubia Grass pink Phytolacca americana Pokeweed Plagiobothrys canescens Valley popcorn flower Plagiobothrys nothofulvus Common popcorn flower Plagiobothrys stipitatus ssp. micranthus Stipitate popcorn flower Plantago elongata Elongate plantain Plantago erecta Erect plantain Plantago lanceolatum English plantain Poa annua Annual bluegrass Poa pratensis ssp. pratensis Kentucky bluegrass Pogogyne zizyphoroides Sacramento Valley pogogyne Polygonum arenastrum Knotweed Populus fremontii Fremont’s cottonwood Portulaca oleracea Purslane Prunus dulcis Almond Prunus cerasifera Cherry plum Psilocarphus brevissimus Woolly marbles Pyracantha fortuneana Chinese firethorn Quercus lobata Valley oak Quercus wislizenii var. wislizenii Interior live oak Ranunculus muricatus Prickleseed buttercup Ranunculus occidentalis Western buttercup Raphanus raphanistrum Wild radish Rhamnus ilicifolia Redberry Rhamnus tomentella ssp. tomentella Coffeeberry Rosa sp. Rose Rubus discolor Himalayan blackberry State Route 32 Widening Project November 2006 Natural Environmental Study Scientific Name Common Name Rumex crispus Curly dock Salix exiguua Sandbar willow Salix lasiolepis Arroyo willow Salix laevigata Red willow Scandix pecten-veneris Shepherd’s needle Senecio vulgaris Groundsel Sequioa sempervirens Sequoia Sherardia arvensis Field madder Sidalcea hartwegii Hartweg’s sidalcea Silybum marianum Milk thistle Sonchus sp. Sow thistle Sorghum halepense Johnson grass Taeniatherum caput-medusae Medusa grass Taraxacum officinale Dandelion Torilis arvensis Hedge parsley Tragopogon dubius Meadow goat’s beard Tragopogon porrifolius Salsify Tribulus terrestis Puncture vine Trichostemma lanceolatum Vinegar weed Trifolium albopurpureum var. olivaceum Olive clover Trifolium dubium Lesser hop clover Trifolium hirtum Rose clover Trifolium incarnatum Crimson clover Trifolium subterraneum Subterranean clover Triphysaria eriantha Johnny tuck Triteleia hyacinthina Wild hyacinth Triteleia laxa Grass nuts Verbascum blattaria Moth mullein Verbascum thapsus Woolly mullein State Route 32 Widening Project November 2006 Natural Environmental Study Scientific Name Common Name Veronica peregrina ssp. xalapensis Purslane speedwell Vicia americana American vetch Vicia benghalensis Red-flowered vetch Vinca major Periwinkle Vitis californica Wild grape Vulpia bromoides Six week fescue Vulpia myuros var. hirsute Foxtail fescue Vulpia myuros var. myuros Rattail fescue State Route 32 Widening Project November 2006 Natural Environmental Study .