Flora Checklist Texas Institute for Coastal Prairie Research and Education University of Houston Donald Verser created this list by combining lists from studies by Grace and Siemann with the UHCC herbarium list Herbarium Collections Family Scientific Name Synonym Common Name Native Growth Accesion Dates Locality Comments Status Habit Numbers Acanthaceae Ruellia humilis fringeleaf wild petunia N forb 269 10/9/1973 Acanthaceae Ruellia nudiflora violet wild petunia N forb Agavaceae Manfreda virginica false aloe N forb Agavaceae Polianthes sp. polianthes ? forb 130 8/3/1971 2004 roadside Anacardiaceae Toxicodendron radicans eastern poison ivy N woody/vine Apiaceae Centella erecta Centella asiatica erect centella N forb 36 4/11/2000 Area 2 Apiaceae Daucus carota Queen Anne's lace I forb 139-142 1971 / 72 No collections by Dr. Brown. Perhaps Apiaceae Eryngium leavenworthii Leavenworth's eryngo N forb 144 7/20/1971 wooded area in pipeline ROW E. hookeri instead? Apiaceae Eryngium yuccifolium button eryngo N forb 77,143,145 71, 72, 2000 Apiaceae Polytaenia texana Polytaenia nuttallii Texas prairie parsley N forb 32 6/6/2002 Apocynaceae Amsonia illustris Ozark bluestar N Forb 76 3/24/2000 Area 4 Apocynaceae Amsonia tabernaemontana eastern bluestar N Forb Aquifoliaceae Ilex vomitoria yaupon N woody Asclepiadaceae Asclepias lanceolata fewflower milkweed N Forb Not on Dr. Brown's list. Would be great record. Asclepiadaceae Asclepias longifolia longleaf milkweed N Forb 84 6/7/2000 Area 6 Asclepiadaceae Asclepias verticillata whorled milkweed N Forb 35 6/7/2002 Area 7 Asclepiadaceae Asclepias viridis green antelopehorn N Forb 63, 92 1974 & 2000 Asteraceae Acmella oppositifolia var. repens oppositeleaf spotflower N Forb Asteraceae Ageratina altissima Eupatorium rugosum white snakeroot N forb 337, 340 9/1/1972, 73 Asteraceae Ambrosia artemisiifolia annual ragweed I Forb Asteraceae Ambrosia psilostachya Cuman ragweed N Forb 233, 234 7/8/1975 Asteraceae Ambrosia trifida great ragweed N Forb Asteraceae Arnoglossum ovatum ovateleaf cacalia N Forb 86 8/17/2001 227, 326-328, 348- Asteraceae Baccharis halimifolia eastern baccharis N woody 1971 - 1973 350 Asteraceae Boltonia diffusa smallhead doll's daisy N Forb Asteraceae Chromolaena ivifolia Eupatorium ivifolium ivyleaf thoroughwort N forb Asteraceae Cirsium horridulum yellow thistle N forb 39, 329 4/11/2000, 4/16/71 Asteraceae Conoclinium coelestinum Eupatorium coelestinum blue mistflower N Forb 31, 232, 338, 339 8/1/2001, 73, 75 Asteraceae Dracopis amplexicaulis Rudbeckia clasping coneflower N forb 72 7/28/2001 amplexicaulis Asteraceae Erigeron philadelphicus Philadelphia fleabane N forb 66 3/27/2002 Not on Dr. Brown's list. Not in Asteraceae Erigeron pulchellus robin's plantain N forb 330 4/16/1971 Camp Wallace Houston area. Asteraceae Erigeron tenuis slenderleaf fleabane N forb 332-334 3/29/1974 Asteraceae Eupatorium hyssopifolium hyssopleaf thoroughwort N forb Asteraceae Eupatorium semiserratum smallflower thoroughwort N forb 73 10/6/2001 Asteraceae Eupatorium serotinum lateflowering N forb thoroughwort Asteraceae Eurybia hemispherica southern prairie aster N forb 58 6/7/2000 Asteraceae Euthamia caroliniana Euthamia tenuifolia slender goldentop N forb Page 1 Flora Checklist Texas Institute for Coastal Prairie Research and Education University of Houston Donald Verser created this list by combining lists from studies by Grace and Siemann with the UHCC herbarium list Herbarium Collections Family Scientific Name Synonym Common Name Native Growth Accesion Dates Locality Comments Status Habit Numbers Asteraceae Euthamia leptocephala bushy goldentop N forb Asteraceae Gaillardia pulchella Indian blanket N forb 79,335,336,344,360 Asteraceae Gamochaeta pensylvanica Gnaphalium Pennsylvania everlasting N forb 345 4/22/1971 Camp Wallace pensylvanicum Asteraceae Helenium amarum sneezeweed N forb Asteraceae Helianthus angustifolius swamp sunflower N forb 49 7/17/2001 Asteraceae Helianthus annuus common sunflower N forb Asteraceae Helianthus maximiliani Maximilian sunflower N forb Asteraceae Iva angustifolia narrowleaf marsh elder N forb Asteraceae Iva annua annual marsh elder N forb 6/7/2000, 9/1/2001, Asteraceae Liatris acidota sharp blazing star N forb 56, 57, 369 8/3/71 Asteraceae Liatris bracteata bracted blazing star N forb 57 9/8/2001 This rare plant not known to occur in Asteraceae Liatris cymosa branched blazing star N forb 359 7/15/1971 Camp Wallace Harris or Galveston counties. Asteraceae Liatris pycnostachya prairie blazing star N forb 236 7/15/1971 Camp Wallace Asteraceae Oligoneuron nitidum Solidago nitida shiny goldenrod N forb Asteraceae Packera glabella Senecio glabellus butterweed N forb 241 4/16/1971 Senecio globellus misspelled Asteraceae Packera tampicana Senecio imparipinnatus Great Plains ragwort N forb 239, 240, 242, 352, 72, 74 367 Asteraceae Pluchea camphorata camphor pluchea N forb 362 7/1/1971 Asteraceae Pyrrhopappus carolinianus Carolina desert-chicory N forb Asteraceae Pyrrhopappus pauciflorus Pyrrhopappus smallflower desert- N forb 250, 251, 353 1971, 1974 multicaulis chicory Asteraceae Ratibida columnaris upright prairie N forb coneflower 237-238, 243-244, Asteraceae Ratibida peduncularis naked Mexicanhat N forb 71, 74, 77 Area 7, between J & pipeline 363 85, 245-249, 324, Asteraceae Rudbeckia hirta blackeyed Susan N forb 71, 74, 2000 351, 354 Not known to occur in Houston area. Asteraceae Rudbeckia laciniata cutleaf coneflower N forb 48 7/24/2001 Area 6B Asteraceae Rudbeckia texana Rudbeckia nitida var. Texas coneflower N forb texana Asteraceae Silphium gracile slender rosinweed N forb Asteraceae Solidago altissima Solidago canadensis Canada goldenrod N forb C. canadense not on Dr. Brown's list. 91 10/5/2001 west side of road 10 var. scabra Asteraceae Solidago missouriensis N forb 325, 368 325,368 on and along 10 Asteraceae Solidago nemoralis gray goldenrod N forb Not on Dr. Brown's list. Not known for Houston area. Asteraceae Solidago petiolaris downy ragged goldenrod N forb Not on Dr. Brown's list. 65 10/10/2001 area 5A Asteraceae Solidago rugosa wrinkleleaf goldenrod N forb Asteraceae Solidago sempervirens seaside goldenrod N forb Asteraceae Symphyotrichum ericoides Aster ericoides white heath aster N forb Asteraceae Symphyotrichum lateriflorum Aster lateriflorus calico aster N forb Page 2 Flora Checklist Texas Institute for Coastal Prairie Research and Education University of Houston Donald Verser created this list by combining lists from studies by Grace and Siemann with the UHCC herbarium list Herbarium Collections Family Scientific Name Synonym Common Name Native Growth Accesion Dates Locality Comments Status Habit Numbers Asteraceae Symphyotrichum subulatum eastern annual N forb saltmarsh aster Asteraceae Symphyotrichum tenuifolium perennial saltmarsh N forb aster Asteraceae Tetraneuris linearifolia Hymenoxis linearifolia fineleaf fournerved daisy N forb 235, 331, 341-343, 1971, 1973, 74, 75 346-347 Asteraceae Xanthium strumarium rough cocklebur N forb Asteraceae Vernonia gigantea giant ironweed N forb Dr. Brown reports only V. missurica and V. texana for our area with missurica very common. Asteraceae Vernonia texana Texas ironweed N forb Bignoniaceae Campsis radicans trumpet creeper N woody/vine 273 8/3/1971 corner of P & G, roadside in Boraginaceae Lithospermum incisum narrowleaf stoneseed N forb 270-272 3/12/1974 shell Brassicaceae Lepidium sp. pepperweed N forb 267-268 3/1/72, 5/13/71 Campanulaceae Lobelia puberula downy lobelia N forb 64 10/12/2000 area 2D Campanulaceae Lobelia siphilitica var. ludoviciana great blue lobelia N forb Not known to occur anywhere near Houston. Caprifoliaceae Lonicera japonica Japanese honeysuckle I woody/vine 263-264 4/26/1972 Caprifoliaceae Lonicera sempervirens trumpet honeysuckle N woody/vine 265-266 3/12/1974 Caprifoliaceae Sambucus nigra ssp. canadensis black elderberry N woody 93 6/27/1971 Clusiaceae Hypericum crux-andreae St. Peterswort N woody Clusiaceae Hypericum hypericoides ssp. St. Andrew's cross N woody hypericoides Convolvulaceae Dichondra carolinensis Dichondra repens Carolina ponysfoot N forb Convolvulaceae Evolvulus sericeus silver dwarf morning- N forb glory Convolvulaceae Ipomoea cairica mile a minute vine I forb 255 7/7/1971 I. cairiea misspelled? Convolvulaceae Ipomoea cordatotriloba Ipomoea trichocarpa tievine N forb 256-258 7/20/71, 5/12/74 Convolvulaceae Ipomoea hederacea ivyleaf morning-glory N forb 253, 254, 259 10/4/73, 10/10/73 Convolvulaceae Ipomoea sagittata saltmarsh morning-glory N forb 62 6/7/2000 Cornaceae Cornus drummondii roughleaf dogwood N woody 377, 378 5/13/71, 4/25/72 Cornaceae Cornus foemina stiff dogwood N woody 376 3/17/1974 Cucurbitaceae Ibervillea lindheimeri Lindheimer's globeberry N forb/vine Cyperaceae Carex amphibola eastern narrowleaf N Graminoid 281 7/8/1975 sedge Cyperaceae Cyperus digitatus finger flatsedge N Graminoid 16 9/20/2001 Cyperaceae Cyperus elegans royal flatsedge N Graminoid 21 10/7/2001 Cyperaceae Cyperus haspan haspan flatsedge N Graminoid Cyperaceae Cyperus iria ricefield flatsedge I Graminoid Cyperaceae Cyperus lecontei Le Conte's flatsedge N Graminoid 22 10/7/2001 Does not occur in Texas. Cyperaceae Cyperus odoratus fragrant flatsedge N Graminoid 17 9/20/2001 Cyperaceae Eleocharis montana mountain spikerush N Graminoid 26 4/24/2001 area 3D Page 3 Flora Checklist Texas Institute for Coastal Prairie Research and Education University of Houston Donald Verser created this list by combining lists from studies by Grace and Siemann with the UHCC herbarium list Herbarium