The Vascular Flora of Madison County, Texas


Browsing the flora by division or class:

Ferns , GymnospermsDicots A-C   D-M  N-ZMonocots A-L   M-Z


County Abundance :  R= rare      I= infrequently encountered     F= frequently encountered    C= common
blank= no data, past collectors

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Division Family Genus Specific epithet Common name Abundance var./ ssp. Sub-specific tax. division
Magnoliopsida Acanthaceae Dicliptera brachiata - I

Magnoliopsida Acanthaceae Hygrophila lacustris Lake Acanthus R

Magnoliopsida Acanthaceae Justicia americana American Water-willow I

Magnoliopsida Acanthaceae Justicia ovata Lanceleaved Water-willow F var. lanceolata
Magnoliopsida Acanthaceae Ruellia humilis Low Ruellia C

Magnoliopsida Acanthaceae Ruellia nudiflora Violet Ruellia I

Magnoliopsida Acanthaceae Ruellia strepens Limestone Ruellia I

Magnoliopsida Aceraceae Acer negundo Boxelder F

Magnoliopsida Amaranthaceae Alternanthera philoxeroides Alligator-weed R

Magnoliopsida Amaranthaceae Amaranthus albus Tumbleweed Amaranth R

Magnoliopsida Amaranthaceae Amaranthus palmeri Palmer Amaranth I

Magnoliopsida Amaranthaceae Amaranthus polygonoides Tropical Amaranth I

Magnoliopsida Amaranthaceae Amaranthus rudis Weedy Amaranth F

Magnoliopsida Amaranthaceae Amaranthus spinosus Spiny Amaranth I

Magnoliopsida Amaranthaceae Amaranthus viridis Green Amaranth I

Magnoliopsida Amaranthaceae Froelichia drummondii Drummond Snakecotton -

Magnoliopsida Amaranthaceae Froelichia floridana Florida Snakecotton F

Magnoliopsida Amaranthaceae Froelichia floridana Florida Snakecotton F var. campestris
Magnoliopsida Amaranthaceae Gossypianthus lanuginosus Woolly Cottonflower R var. lanuginosus
Magnoliopsida Amaranthaceae Iresine rhizomatosa Rootstock Bloodleaf I

Magnoliopsida Anacardiaceae Rhus aromatica Fragrant Sumac I var. serotina
Magnoliopsida Anacardiaceae Rhus copallina Flameleaf Sumac F

Magnoliopsida Anacardiaceae Rhus glabra Smooth Sumac I

Magnoliopsida Anacardiaceae Toxicodendron radicans Poison Ivy C ssp. radicans
Magnoliopsida Apiaceae Bowlesia incana Hoary Bowlesia R

Magnoliopsida Apiaceae Chaerophyllum tainturieri Hairyfruit Chervil C var. dasycarpum
Magnoliopsida Apiaceae Chaerophyllum tainturieri Chervil C var. tainturieri
Magnoliopsida Apiaceae Cicuta maculata Spotted Water-hemlock I

Magnoliopsida Apiaceae Cicuta maculata Spotted Water-hemlock I var. maculata
Magnoliopsida Apiaceae Cyclospermum leptophyllum Slimlobe Celery I

Magnoliopsida Apiaceae Cynosciadum digitatum Finger Dogshade I

Magnoliopsida Apiaceae Daucus pusillus Rattlesnake Weed C

Magnoliopsida Apiaceae Eryngium hookeri Hooker Eryngo F

Magnoliopsida Apiaceae Eryngium prostratum Creeping Eryngo I

Magnoliopsida Apiaceae Eryngium yuccifolium Button Snakeroot I var. yuccifolium
Magnoliopsida Apiaceae Hydrocotyle ranunculoides Floating Water-pennywort I

Magnoliopsida Apiaceae Hydrocotyle umbellata Umbrella Water-pennywort R

Magnoliopsida Apiaceae Hydrocotyle verticillata Whorled Water-pennywort I var. triradiata
Magnoliopsida Apiaceae Hydrocotyle verticillata Whorled Water-pennywort I var. verticillata
Magnoliopsida Apiaceae Limnosciadum pinnatum Arkansas Dogshade I

Magnoliopsida Apiaceae Limnosciadum pumilum Prairie Dogshade I

Magnoliopsida Apiaceae Polytaenia nuttallii Prairie Parsley F

Magnoliopsida Apiaceae Polytaenia texana Texas Prairie Parsley I

Magnoliopsida Apiaceae Ptilimnium nuttallii Nuttall Mock Bishops Weed C

Magnoliopsida Apiaceae Sanicula canadensis Canada Snakeroot I

Magnoliopsida Apiaceae Spermolepis divaricata Forked Scaleseed I

Magnoliopsida Apiaceae Spermolepis inermis Spreading Scaleseed I

Magnoliopsida Apiaceae Torilis arvensis Hedgeparsley I

Magnoliopsida Apiaceae Trepocarpus aethusae - I

Magnoliopsida Apocynaceae Amsonia illustris Blue Star F

Magnoliopsida Apocynaceae Apocynum cannabinum Dogbane I

Magnoliopsida Apocynaceae Trachelospermum difforme Climbing Dogbane F

Magnoliopsida Aquifoliaceae Ilex decidua Possum-haw C

Magnoliopsida Aquifoliaceae Ilex longipes Georgia Holly - var. hirsuta
Magnoliopsida Aquifoliaceae Ilex opaca American Holly I

Magnoliopsida Aquifoliaceae Ilex vomitoria Yaupon Holly C

Magnoliopsida Araliaceae Aralia spinosa Devil's Walking Stick R

Magnoliopsida Araliaceae Hedera helix English Ivy R

Magnoliopsida Aristolochiaceae Aristolochia serpentaria Virginia Dutchman's Pipe R var. hastata
Magnoliopsida Aristolochiaceae Aristolochia tomentosa Woolly Pipe-vine I

Magnoliopsida Asclepiadaceae Asclepias amplexicaulis Blunt-leaf Milkweed I

Magnoliopsida Asclepiadaceae Asclepias obovata Milkweed R

Magnoliopsida Asclepiadaceae Asclepias onotherioides Primrose Milkweed F

Magnoliopsida Asclepiadaceae Asclepias tuberosa Butterfly Milkweed I

Magnoliopsida Asclepiadaceae Asclepias verticillata Whorled Milkweed I

Magnoliopsida Asclepiadaceae Asclepias viridiflora Green Antelope Horn R

Magnoliopsida Asclepiadaceae Asclepias viridis Antelope Horn C

Magnoliopsida Asclepiadaceae Cynanchum laeve Smooth Swallow-wort R

Magnoliopsida Asclepiadaceae Matelea cyanchoides Sand Milkvine I

Magnoliopsida Asclepiadaceae Matelea gonocarpos Milkvine F

Magnoliopsida Asteraceae Achillea millefolium Yarrow R var. occidentalis
Magnoliopsida Asteraceae Ambrosia artemisiifolia Common Ragweed I

Magnoliopsida Asteraceae Ambrosia psilostachya Western Ragweed F

Magnoliopsida Asteraceae Ambrosia trifida Giant Ragweed C

Magnoliopsida Asteraceae Amphiachyris dracunculoides Annual Broomweed F

Magnoliopsida Asteraceae Arnoglossum plantagineum Indian Plantain I

Magnoliopsida Asteraceae Artemesia ludoviciana Louisiana Sagewort I

Magnoliopsida Asteraceae Aster drummondii Texas Aster I var. texanus
Magnoliopsida Asteraceae Aster ericoides Heath Aster F

Magnoliopsida Asteraceae Aster fragilis Aster I

Magnoliopsida Asteraceae Aster lanceolatus Aster I

Magnoliopsida Asteraceae Aster lateriflorus California Aster I

Magnoliopsida Asteraceae Aster ootlentangiensis Azure Aster I

Magnoliopsida Asteraceae Aster patens Skydrop Aster C

Magnoliopsida Asteraceae Aster patens Skydrop Aster C var. gracilis
Magnoliopsida Asteraceae Aster patens Skydrop Aster C var. patens
Magnoliopsida Asteraceae Aster patens Skydrop Aster C var. patentissimus
Magnoliopsida Asteraceae Aster praealtus Tall Aster I

Magnoliopsida Asteraceae Aster sericeus Silky Aster F var. microphyllus
Magnoliopsida Asteraceae Aster subulatus Lawn Aster I var. ligulatus
Magnoliopsida Asteraceae Astranthium integrifolium Western Daisy I

Magnoliopsida Asteraceae Astranthium integrifolium Western Daisy I ssp. ciliatum
Magnoliopsida Asteraceae Baccharis halmifolia Eastern Baccharis I

Magnoliopsida Asteraceae Baccharis neglecta Roosevelt-weed I

Magnoliopsida Asteraceae Berlandiera pumila Soft Greeneyes I

Magnoliopsida Asteraceae Bidens bipinnata Spanish Needles I

Magnoliopsida Asteraceae Bigelowia nuttallii Slender Bigelowia R

Magnoliopsida Asteraceae Boltonia asteroides White Boltonia I

Magnoliopsida Asteraceae Boltonia diffusa Small Boltonia F

Magnoliopsida Asteraceae Calyptocarpus vialis Horseherb I

Magnoliopsida Asteraceae Centaurea americana American Basketflower I

Magnoliopsida Asteraceae Chaetopappa asteroides Common Least Daisy I

Magnoliopsida Asteraceae Chrysopsis pilosa Soft Goldaster C

Magnoliopsida Asteraceae Cirsium altissimum Iowa Thistle -

Magnoliopsida Asteraceae Cirsium engelmannii Engelman Thistle I

Magnoliopsida Asteraceae Cirsium horridulum Bull Thistle F

Magnoliopsida Asteraceae Cirsium texanum Southern Thistle I

Magnoliopsida Asteraceae Conyza canadensis Horsetail I

Magnoliopsida Asteraceae Conyza canadensis Horsetail I var. canadensis
Magnoliopsida Asteraceae Conyza canadensis Horsetail I var. glabrata
Magnoliopsida Asteraceae Coreopsis basalis Goldenmane Tickseed F

Magnoliopsida Asteraceae Coreopsis grandiflora Bigflower Tickseed F var. longipes
Magnoliopsida Asteraceae Croptilon divariticum Slender Scratch Daisy I

Magnoliopsida Asteraceae Croptilon rigidifolium Scratch Daisy I

Magnoliopsida Asteraceae Dracopsis amplexicaulis Clasping Coneflower I

Magnoliopsida Asteraceae Echinacea angustifolia Black Sampson R var. angustifolia
Magnoliopsida Asteraceae Echinacea sanguinea Purple Coneflower R

Magnoliopsida Asteraceae Eclipta prostrata Yerba de Tago I

Magnoliopsida Asteraceae Elephantopus carolinianus Leafy Elephantfoot F

Magnoliopsida Asteraceae Engelmannia pinnatifida Engelmann Daisy F

Magnoliopsida Asteraceae Erigeron modestus Plains Fleabane I

Magnoliopsida Asteraceae Erigeron strigosus Prairie Fleabane C

Magnoliopsida Asteraceae Erigeron strigosus Prairie Fleabane C var. beyrichii
Magnoliopsida Asteraceae Erigeron strigosus Prairie Fleabane C var. strigosus
Magnoliopsida Asteraceae Erigeron tenuis Slender Fleabane F

Magnoliopsida Asteraceae Eupatorium capillifolium Dog-fennel I

Magnoliopsida Asteraceae Eupatorium coelestinum Mistflower I

Magnoliopsida Asteraceae Eupatorium compositifolium Yankeeweed F

Magnoliopsida Asteraceae Eupatorium incarnatum Pink Boneset I

Magnoliopsida Asteraceae Eupatorium semiserratum Boneset I

Magnoliopsida Asteraceae Eupatorium serotinum Late Boneset C

Magnoliopsida Asteraceae Eurybia hemispherica Low Aster I

Magnoliopsida Asteraceae Euthamia leptocephala - I

Magnoliopsida Asteraceae Evax candida Silver Rabbit-tobacco F

Magnoliopsida Asteraceae Evax prolifera Bighead Rabbit-tobacco I

Magnoliopsida Asteraceae Evax verna Manystem Rabbit-tobacco I

Magnoliopsida Asteraceae Facelis retusa - I

Magnoliopsida Asteraceae Gaillardia pulchella Indian Blanket I

Magnoliopsida Asteraceae Gnaphalium falcatum Cudweed I

Magnoliopsida Asteraceae Gnaphalium obtusifolium Fragrant Cudweed F

Magnoliopsida Asteraceae Gnaphalium pensylvanicum Pennsylvania Cudweed F

Magnoliopsida Asteraceae Gnaphalium purpureum Purple Cudweed I

Magnoliopsida Asteraceae Helenium amarum Sneezeweed F

Magnoliopsida Asteraceae Helenium amarum Sneezeweed F var. amarum
Magnoliopsida Asteraceae Helenium flexuosum Purplehead Sneezeweed R

Magnoliopsida Asteraceae Helenium microcephalum Smallhead Sneezeweed R

Magnoliopsida Asteraceae Helianthus annuus Sunflower I

Magnoliopsida Asteraceae Helianthus debilis Cucumberleaf Sunflower I ssp. cucumerifolius
Magnoliopsida Asteraceae Helianthus grosseserratus Sawtooth Sunflower I

Magnoliopsida Asteraceae Helianthus hirsutus Hairy Sunflower I

Magnoliopsida Asteraceae Heterotheca mariana Maryland Camphorweed I

Magnoliopsida Asteraceae Heterotheca subaxillaris Camphorweed C var. latifolia
Magnoliopsida Asteraceae Heterotheca subaxillaris Camphorweed C var. subaxillaris
Magnoliopsida Asteraceae Hieracium gronovii Hawkweed R

Magnoliopsida Asteraceae Hymenopappus scabiosaeus Ragweed Woolly-white C var. artemisiifolius
Magnoliopsida Asteraceae Hymenopappus scabiosaeus Flattop Woolly-white C var. scabiosaeus
Magnoliopsida Asteraceae Iva angustifolia Narrowleaf Marshelder C

Magnoliopsida Asteraceae Iva annua Marshelder C

Magnoliopsida Asteraceae Krigia cespitosa Weedy Dwarf Dandelion F

Magnoliopsida Asteraceae Krigia dandelion Tuber Dwarf Dandelion I

Magnoliopsida Asteraceae Krigia gracilis Dwarf Dandelion C

Magnoliopsida Asteraceae Krigia occidentalis Western Dwarf Dandelion I

Magnoliopsida Asteraceae Krigia virginica Virginia Dwarf Dandelion I

Magnoliopsida Asteraceae Lactuca canadensis Wild Lettuce F

Magnoliopsida Asteraceae Lactuca floridana Florida Lettuce I

Magnoliopsida Asteraceae Lactuca hirsuta Hairy Lettuce I var. albiflora
Magnoliopsida Asteraceae Lactuca ludoviciana Wild Lettuce I

Magnoliopsida Asteraceae Lactuca serriola Prickly Lettuce I

Magnoliopsida Asteraceae Liatris cymosa Branched Gayfeather R

Magnoliopsida Asteraceae Liatris elegans Pinkscale Gayfeather R

Magnoliopsida Asteraceae Liatris mucronata Gayfeather I

Magnoliopsida Asteraceae Liatris squarrosa Gayfeather F

Magnoliopsida Asteraceae Liatris squarrosa Gayfeather F var. alabamensis
Magnoliopsida Asteraceae Mikania scandens Climbing Hemp I

Magnoliopsida Asteraceae Oligoneuron nitidum Flat-top Goldenrod I

Magnoliopsida Asteraceae Packera obovata Golden Groundsel R

Magnoliopsida Asteraceae Packera tampicana Butterweed F

Magnoliopsida Asteraceae Palafoxia rosea Rose Palafoxia F

Magnoliopsida Asteraceae Palafoxia rosea Rose Palafoxia F var. rosea
Magnoliopsida Asteraceae Palafoxia texana Texas Palafoxia I var. ambigua
Magnoliopsida Asteraceae Palafoxia texana Texas Palafoxia I var. texana
Magnoliopsida Asteraceae Pluchea camphorata Camphor Marsh-fleabane F

Magnoliopsida Asteraceae Pluchea foetida Stinking Marsh-fleabane R

Magnoliopsida Asteraceae Pluchea odorata Purple Marsh-fleabane I

Magnoliopsida Asteraceae Pterocaulon virgatum Wand Blackroot I

Magnoliopsida Asteraceae Pyrrhopappus carolinianus Carolina False Dandelion F

Magnoliopsida Asteraceae Pyrrhopappus multicaulis Manystem False Dandelion I

Magnoliopsida Asteraceae Ratibida columnifera Mexican-hat R

Magnoliopsida Asteraceae Rudbeckia grandiflora Rough Coneflower I

Magnoliopsida Asteraceae Rudbeckia grandiflora Rough Coneflower I var. alismifolia
Magnoliopsida Asteraceae Rudbeckia hirta Black-eyed Susan C

Magnoliopsida Asteraceae Rudbeckia hirta Black-eyed Susan C var. angustifolia
Magnoliopsida Asteraceae Rudbeckia hirta Black-eyed Susan C var. pulcherrima
Magnoliopsida Asteraceae Rudbeckia maxima Great Coneflower I

Magnoliopsida Asteraceae Senecio ampullaceus Texas Groundsel C

Magnoliopsida Asteraceae Silphium gracile Simpson Rosinweed F

Magnoliopsida Asteraceae Silphium radula Roughstem Rosinweed F

Magnoliopsida Asteraceae Solidago canadensis Common Goldenrod I var. gilvocanescens
Magnoliopsida Asteraceae Solidago canadensis Common Goldenrod I var. scabra
Magnoliopsida Asteraceae Solidago gigantea Giant Goldenrod I var. serotina
Magnoliopsida Asteraceae Solidago nemoralis Oldfield Goldenrod I var. nemoralis
Magnoliopsida Asteraceae Solidago radula Rough Goldenrod F

Magnoliopsida Asteraceae Solidago rugosa Wrinkled Goldenrod I

Magnoliopsida Asteraceae Solidago salicina Willowleaf Goldenrod F

Magnoliopsida Asteraceae Solidago speciosa Noble Goldenrod I var. rigidiuscula
Magnoliopsida Asteraceae Solidago ulmifolia Elmleaf Goldenrod C

Magnoliopsida Asteraceae Solidago ulmifolia Elmleaf Goldenrod C var. microphylla
Magnoliopsida Asteraceae Soliva pterosperma Burweed -

Magnoliopsida Asteraceae Soliva sessilis Burweed I

Magnoliopsida Asteraceae Soliva stolonifera Burweed I

Magnoliopsida Asteraceae Sonchus asper Prickly Sowthistle F

Magnoliopsida Asteraceae Taraxacum officinale Dandelion I

Magnoliopsida Asteraceae Tetraneuris scaposa Bitterweed -

Magnoliopsida Asteraceae Verbesina encelioides Cowpen Daisy I

Magnoliopsida Asteraceae Verbesina virginica Frostweed F

Magnoliopsida Asteraceae Vernonia baldwinii Baldwin Ironweed I

Magnoliopsida Asteraceae Vernonia missurica Missouri Ironweed -

Magnoliopsida Asteraceae Vernonia texana Texas Ironweed F

Magnoliopsida Asteraceae Xanthium strumarium Cocklebur I

Magnoliopsida Berberidaceae Nandina domestica Heavenly Bamboo R

Magnoliopsida Betulaceae Betula nigra River Birch I

Magnoliopsida Bignoniaceae Campsis radicans Trumpet-creeper C

Magnoliopsida Bignoniaceae Catalpa bignonioides Southern Cigar-tree I

Magnoliopsida Boraginaceae Buglossoides arvensis Bugloss I

Magnoliopsida Boraginaceae Heliotropium indicum Turnsole F

Magnoliopsida Boraginaceae Heliotropium procumbens Fourspike Heliotrope I

Magnoliopsida Boraginaceae Lithospermum incisum Narrowleaf Puccoon I

Magnoliopsida Boraginaceae Myosotis macrosperma Spring Forget-me-not F var. macrosperma
Magnoliopsida Boraginaceae Myosotis verna Early Scorpion-grass I

Magnoliopsida Boraginaceae Onosmodium molle Western Marbleseed R ssp. occidentale
Magnoliopsida Brassicaceae Brassica rapa Turnip R

Magnoliopsida Brassicaceae Capsella bursa-pastoris Shephard's Purse C

Magnoliopsida Brassicaceae Cardamine hirsuta Hairy Bittercress I

Magnoliopsida Brassicaceae Cardamine parviflora Sand Bittercress C var. arenicola
Magnoliopsida Brassicaceae Draba brachycarpa Shortpod Draba I

Magnoliopsida Brassicaceae Lepidium densiflorum Prairie Pepperweed I

Magnoliopsida Brassicaceae Lepidium virginicum Virginia Pepperweed F var. medium
Magnoliopsida Brassicaceae Lepidium virginicum Virginia Pepperweed F var. virginicum
Magnoliopsida Brassicaceae Neobeckia aquatica Water Horseradish R

Magnoliopsida Brassicaceae Rapistrum rugosum - I

Magnoliopsida Brassicaceae Rorippa sessiliflora Stalkless Yellowcress I

Magnoliopsida Buddlejaceae Polypremum procumbens Juniperleaf F

Magnoliopsida Cactaceae Opuntia humifusa Eastern Prickly-pear I var. humifusa
Magnoliopsida Cactaceae Opuntia lindheimeri Cowtongue Prickly-pear R var. linguiformis
Magnoliopsida Cactaceae Opuntia macrorhiza Plains Prickly-pear I var. macrorhiza
Magnoliopsida Caesalpiniaceae Cercis canadensis Eastern Redbud F

Magnoliopsida Caesalpiniaceae Cercis canadensis Eastern Redbud F var. canadensis
Magnoliopsida Caesalpiniaceae Chamaecrista fasiculata Prairie Senna C

Magnoliopsida Caesalpiniaceae Gleditsia aquatica Water Locust R

Magnoliopsida Caesalpiniaceae Gleditsia triacanthos Honey Locust F

Magnoliopsida Caesalpiniaceae Parkinsonia aculeata Retama R

Magnoliopsida Caesalpiniaceae Senna obtusifolia Sicklepod Senna I

Magnoliopsida Caesalpiniaceae Senna occidentalis Coffee Senna I

Magnoliopsida Callitrichaceae Callitriche heterophylla Larger Water-starwort F

Magnoliopsida Callitrichaceae Callitriche nuttallii Nuttall Water-starwort I

Magnoliopsida Callitrichaceae Callitriche peploides Mat Water-starwort I

Magnoliopsida Callitrichaceae Callitriche verna Common Water-starwort F

Magnoliopsida Campanulaceae Lobelia appendiculata Earflower Lobelia F

Magnoliopsida Campanulaceae Lobelia cardinalis Cardinal Flower R

Magnoliopsida Campanulaceae Lobelia puberula Downy Lobelia I var. pauciflora
Magnoliopsida Campanulaceae Lobelia puberula Downy Lobelia I var. puberula
Magnoliopsida Campanulaceae Triodanis perfoliata Small Venus' Looking-glass C var. biflora
Magnoliopsida Campanulaceae Triodanis perfoliata Clasping Venus' Looking-glass C var. perfoliata
Magnoliopsida Capparaceae Polanisia erosa Large Clammyweed R ssp. erosa
Magnoliopsida Caprifoliaceae Lonicera japonica Japanese Honeysuckle C

Magnoliopsida Caprifoliaceae Lonicera sempervirens Scarlet Honeysuckle I

Magnoliopsida Caprifoliaceae Sambucus nigra Elderberry F ssp. canadensis
Magnoliopsida Caprifoliaceae Symphoricarpos orbiculatus Coralberry C

Magnoliopsida Caprifoliaceae Viburnum rufidulum Rusty Blackhaw Viburnum I

Magnoliopsida Caryophyllaceae Arenaria drummondii Drummond Sandwort F

Magnoliopsida Caryophyllaceae Arenaria patula Sandwort I

Magnoliopsida Caryophyllaceae Arenaria patula Sandwort I var. robusta
Magnoliopsida Caryophyllaceae Arenaria serpyllifolia Thyme-leaved Sandwort I

Magnoliopsida Caryophyllaceae Cerastium brachypetalum Shortpetal Chickweed R

Magnoliopsida Caryophyllaceae Cerastium brachypodium Shortstalk Chickweed I

Magnoliopsida Caryophyllaceae Cerastium glomeratum Mouse-ear I

Magnoliopsida Caryophyllaceae Loeflingia squarrosa Spreading Loeflingia R

Magnoliopsida Caryophyllaceae Paronychia lindheimeri Lindheimer Nailwort R

Magnoliopsida Caryophyllaceae Petrorhagia dubia Childling Pink I

Magnoliopsida Caryophyllaceae Sagina decumbens Trailing Pearlwort I

Magnoliopsida Caryophyllaceae Silene antirrhina Sleepy Catchfly I

Magnoliopsida Caryophyllaceae Silene gallica Forked Catchfly F

Magnoliopsida Caryophyllaceae Stellaria media Chickweed I

Magnoliopsida Chenopodiaceae Chenopodium ambrosioides Epazote F

Magnoliopsida Chenopodiaceae Chenopodium berlandieri Pitseed Goosefoot I

Magnoliopsida Chenopodiaceae Chenopodium standleyanum Standley Goosefoot I

Magnoliopsida Cistaceae Helianthemum georgianum Georgia Sunrose I

Magnoliopsida Cistaceae Helianthemum rosmarinifolium Rosemary Sunrose I

Magnoliopsida Cistaceae Lechea mucronata Hairy Pinweed F

Magnoliopsida Cistaceae Lechea san-sabeana San Saba Pinweed I

Magnoliopsida Cistaceae Lechea tenuifolia Narrowleaf Pinweed F

Magnoliopsida Clusiaceae Hypericum drummondii Drummond St. John's Wort F

Magnoliopsida Clusiaceae Hypericum gymnanthum Clasping St. John's Wort I

Magnoliopsida Clusiaceae Hypericum hypericoides St. Andrew's Cross F ssp. hypericoides
Magnoliopsida Clusiaceae Hypericum mutilum Dwarf St. John's Wort I

Magnoliopsida Clusiaceae Triadenum walteri Marsh St. John's Wort I

Magnoliopsida Convolvulaceae Dichondra carolinensis Ponyfoot C

Magnoliopsida Convolvulaceae Evolvulus sericeus Silky Evolvulus I

Magnoliopsida Convolvulaceae Ipomoea cordatotriloba Bindweed F

Magnoliopsida Convolvulaceae Ipomoea cordatotriloba Bindweed F var. cordatotriloba
Magnoliopsida Convolvulaceae Ipomoea lacunosa Pitted Morning-glory F

Magnoliopsida Convolvulaceae Ipomoea pandurata Bigroot Morning-glory I

Magnoliopsida Convolvulaceae Jacquemontia tamnifolia Hairy Clustervine -

Magnoliopsida Cornaceae Cornus drummondii Roughleaf Dogwood C

Magnoliopsida Cornaceae Cornus florida Flowering Dogwood I

Magnoliopsida Crassulaceae Crassula aquatica Water Pygmy-weed I

Magnoliopsida Cucurbitaceae Cucumis melo Muskmelon R

Magnoliopsida Cucurbitaceae Cucurbita pepo Texas Gourd I var. texana
Magnoliopsida Cucurbitaceae Melothria pendula Melonette F

Magnoliopsida Cuscutaceae Cuscuta cuspidata Cusp Dodder I

Magnoliopsida Cuscutaceae Cuscuta glomerata Cluster Dodder I

Magnoliopsida Cuscutaceae Cuscuta obtusiflora Red Dodder I var. glandulosa