Wildflowers and other herbaceous plants at LLELA Common Name Scientific Name Observed Abundance Yarrow Achillea millefolium C Prairie Agalinis Agalinis heterophylla C Mud Plaintain Alisma subcordatum U Wild Onion Allium canadense A Amaranth Amaranthus rudis U Western Ragweed Ambrosia psilostachya C Giant Ragweed Ambrosia trifida A Valley Redstem Ammannia coccinea C Broomweed Amphiachyris dracunculoides C Texas Bluestar Amsonia tabernaemontana U Tenpetal Thimbleweed Anemone berlandieri C Prickly Poppy Argemone polyanthemos R Green‐Dragon Arisaema dracontium R Texas Milkweed Asclepias texana C Butterfly Milkweed Asclepias tuberose R Green Milkweed Asclepias viridis C Drummond’s Aster Aster drummondii U Heath Aster Aster ericoides C Annual Aster Aster subulatus C Western Daisy Astranthium integrifolium R Water Fern Azolla caroliniana C Water Hyssop Bacopa monnieri U India Mustard Brassica juncea U* False Boneset Brickellia eupatorioides U Corn Gromwell Buglossoides arvensis C* Wine Cup Callirheo involucrate C Square‐bud Sundrops Calylophus berlandieri R Shepherd’s Purse Capsella bursa‐pastoris U* Nodding Thistle Carduus nutans U* Indian Paintbrush Castilleja indivisa C Basket Flower Centaurea americana C Ladybird’s Centaury Centaurium texense C Sticky Chickweed Cerastium glomeratum C Partridge Pea Chamaecrista fasciculata A Spotted Sandmat Chamaescyce maculata R Small Matted Sandmat Chamaesyce serpens U Hairy Golden Aster Chrysopsis pilosa U Horrid Thistle Cirsium horridulum U Texas Thistle Cirsium texanum C Bull Nettle Cnidoscolus texanus C Dayflower Commelina erecta C Bindweed Convolvulus arvensis C* Canada Horseweed Conyza ramosissimum R Rain Lily Cooperia drummondii C Plains Coreopsis Coreopsis tinctoria C Smallflower Hawksbeard Crepis pulchra U* Woolly Croton Croton capitatus C Prairie Tea Croton monanthogynus C Texas Croton Croton texensis C Cuspidate Dodder Cuscuta cuspidate U Showy Dodder Cuscuta indecora U Queen Anne’s Lace Daucus carota C* Illinois Bundleflower Desmanthus illinoensis C Slenderlobe Bundleflower Desmanthus leptolobus U Clasping Coneflower Dracopis amplexicaulis C Tall Burhead Echinodorus beteroi U Creeping Burhead Echinodorus cordifolius U False Daisy Eclipta prostrata U Egeria Egeria densa U* Elodea Elodea canadensis U* Engelmann’s Daisy Engelmannia peristenia U Scouring Rush Equisetum hyemale U Philadelphia Fleabane Erigeron philadelphicus U Daisy Fleabane Erigeron strigosus C Redstem Stork’s Bill Erodium cicutarium C* Hooker’s Eryngo Eryngium hookeri C Leavenworth’s Eryngo Eryngium leavenworthii C Rattlesnake Master Eryngium yuccifolium U Mistflower Eupatorium coelestinum U Fall Boneset Eupatorium serotinum U Snow‐on‐the‐Prairie Euphorbia bicolor C Toothed Spurge Euphorbia dentata C Six‐angle Spurge Euphorbia hexagona U Texas Bluebell Eustoma russellianum U Snake Cotton Froelichia gracilis U Indian Blanket Gaillardia pulchella U Bedstraw Galium aparine C Velvetweed Gaura parviflora C Roadside Gaura Gaura suffulta C Carolina Geranium Geranium carolinianum U Avens Geum canadense U Prairie Verbena Glandularia bipinnatifida C Little‐head Gumweed Grindelia adenodonta C Wax Goldenweed Grindelia papposa C Drummond’s False Pennyroyal Hedeoma drummondii R Prairie Bluets Hedyotis nigricans C Yellowdicks Helenium amarum R Common Sunflower Helianthus annuus A Maximilian Sunflower Helianthus maximiliani C Water Star‐grass Heteranthera dubia U Blue Mud‐plantain Heteranthera limosa C Camphorweed Heterotheca subaxillaris U Halberd‐leaf Hibiscus Hibiscus laevis U Water Pennywort Hydrocotyle umbellate C Carolina Woolly White Hymenopappus scabiosaeus U Tievine Ipomoea cordatotrilboa C Whitestar Ipomoea lacunosa U Standing Cypress Ipomopsis rubra U Sumpweed Iva annuua A Waterwillow Justicia americana U Warty Caltrop Kallstroemia parviflora U Prickly Lettuce Lactuca serriola C* Henbit Lamium amplexicaule C* Rough Pea Lathyrus hirsutus C* Duckweed Lemna minor C Virginia Peppergrass Lepidium virginicum C Lax Bladderpod Lesquerella gracilis R Gayfeather Liatris mucronata C Texas Yellowstar Lindheimera texana U Fringed Puccoon Lithospermum incisum R Cardinal Flower Lobelia cardinalis R Water‐primrose Ludwigia peploides C Texas Bluebonnet Lupinus texenis U Winged Lythrum Lythrum alatum R Spotted Medic Medicago Arabica U* Button Medic Medicago orbicularis C* White Sweetclover Melilotus alba U* Yellow Sweetclover Melilotus officinalis C* Monarch Vine Mikania scandens C Catclaw Sensitive Briar Mimosa nuttallii C Four‐o’Clock Mirabilis linearis U Heart‐leaf Four‐o’Clock Mirabilis nyctaginea C Lemon Mint Monarda citriodora C Spotted Beebalm Monarda punctata U Large‐seed Forget‐me‐not Myostis macrosperma U Parrotfeather Myriophyllum aquaticum U* Eurasian Watermilfoil Myriophyllum spicatum U* Southern Naiad Najas guadalupensis A Water Lotus Nelumbo lutea C Prairie Celestial Nemastylis geminiflora R Yellow Puff Neptunia lutea U Crow‐Poison Nothoscordum bivalve C Spatterdock Nuphar luteum U White Water Lily Nymphaea odorata U Cutleaf Evening Primrose Oenothera laciniata U Fourpoint Evening Primrose Oenothera rhombipetala U Showy Evening Primrose Oenothera speciosa C Prickly Pear Opuntia phaeacantha C Yellow Wood Sorrel Oxalis stricta C Great Plains Ragwort Packera tampicana U Santa Maria Feverfew Parthenium hysterophorus U Passionflower Passiflora incarnate C Blue‐curls Phaclia congesta U Mistletoe Phoradendron tomentosum C Texas Frog Fruit Phyla nodiflora C Cutleaf Ground Cherry Physalis angulata C Common Ground Cherry Physalis longifolia U Showy False Dragonhead Physostegia pulchella U Bottle‐brush Indian Wheat Plantago aristata U Plantain Plantago heterophylla C Woolly Plantain Plantago patagonica C Redseed Plantain Plantago rhodosperma C Marsh Fleabane Pluchea odorata C Pickerelweed Pontederia cordata U Little Hogweed Porulaca oleracea U* Curlyleaf Pondweed Potamogeton crispus U* American Pondweed Potamogeton nodosus C Illinois Pondweed Potamogeton illinoensis C Slender Pondweed Potamogeton pusillus C Mock Bishop’s Weed Ptilimnium nuttalli C Texas Dandelion Pyrrhopappus pauciflorus A Little‐leaf Buttercup Ranunculus abortivus U Annual Bastard‐cabbage Rapistrum rugosum C* Mexican Hat Ratibida columnifera C Pigeonberry Ravina humilis A Watercress Rorippa nasturtium‐aquaticum U* Wild Rose Rosa micrantha C* Dewberry Rubus aboriginum C Brown‐eyed Susan Rudbeckia hirta C Limestone Wild Petunia Ruellia strepens U Curly Dock Rumex crispus C* Prairie Gentian Sabatia campestris U Hooded Arrowhead Sagittaria calycina U Arrowhead Sagittaria latifolia U Bulltongue Sagittaria graminea A Hudson Sagittaria Sagittaria subulata U Blue Sage Salvia azurea U Scarlet Sage Salvia coccinea U Mealy Blue Sage Salvia farinacea U Lizard’s Tail Saururus cernuus U Shepherd’s Needle Scandix pectin‐veneris C* Common Groundsel Senecio vulgaris U Rattlebox Sesbania herbacea C Blue Field Madder Sherardia arvensis C* Spreading Sida Sida abutifolia R Compass Plant Silphium laciniatum U Charlock Mustard Sinapis arvensis U* Blue Eyed‐Grass Sisyrinchium angustifolium C Horse‐nettle Solanum carolinense C Nightshade Solanum dimidiatum C Silverleaf Nightshade Solanum elaeagnifolium C Buffalo Bur Solanum rostratum U Canada Goldenrod Solidago canadensis A Prickly Sow Thistle Sonchus asper C* Common Sow Thistle Sonchus oleraceus U* Scarlet Globe Mallow Sphaeralcea coccinea U Lady’s Tresses Orchid Spiranthes cernua U Duckmeat Spirodela polyrhiza U Shade Betony Stachys crenata U Common Chickweed Stellaria media C* False Gaura Stenosiphon linifolius C Trailing Wild Bean Strophostyles helvula C Sago Pondweed Stuckenia pectinatus C Common Dandelion Taraxacum officinale C* Fine‐leaf Greenthread Thelesperma filifolium U Hedge Parsley Torilis arvensis C* Knotted Hedge Parsley Torilis nodosa C* Spiderwort Tradescantia ohiensis C Goatsbeard Tragopogon dubius C* Goat Head Tribulus terrestris U* Large Hop‐clover Trifolium campestre C* Clasping Venus’ Looking‐glass Triodanis perfoliata C Southern Cattail Typha domingensis C Broad‐leaf Cattail Typha latifolia C Bladderwort Utricularia gibba U Beaked Cornsalad Valerianella radiata C Eel‐grass Vallisneria Americana U Big Bract Verbena Verbana bracteata U Texas Vervain Verbena halei C Woolly Vervain Verbena stricta C White Crownbeard Verbesina virginica U Ironweed Vernonia baldwinii C Persian Speedwell Veronica persica C* Garden Vetch Vicia sativa C* Johnny Jump‐up Viola bicolor U Cocklebur Xanthium strumarium C Arkansas Yucca Yucca arkansana U Horned Pondweed Zannichellia palustris C Abundance Codes Key A abundant C common U uncommon R rare X accidental * Non‐native, introduced species .