Flora of the Ray Roberts Lake area Includes Isle du Bois SP, Johnson Branch SP, Jordan Park, Elm Fork Park, COE access points (boat ramps), and other COE lands on and around the lake. Updated 17 March 2012 423 species Contributions by Jeff Quayle, Bob O’Kennon and Shirley Lusk

EFP=Elm Fork Park IDB=Isle du Bois State Park JB=Johnson Branch State Park JP=Jordan Park PCA=Pond Creek Access SAP=Sanger Access Point

Type =

N = Native I = Introduced A = Annual B = Biennial P = Perennial E = Texas Endemic E+NCT = Endemic to North Central Texas

Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Acanthaceae Justicia americana American Water-Willow NP ++++56+++++++++ White x Acanthaceae Ruellia humilis Prairie Petunia NP +++456789++++++ Light Purple x IDB Acanthaceae Ruellia strepens Wild Petunia NP +++456++910++++ Light Purple x Aceraceae Acer negundo var negundo Box Elder NP ++34+++++++++++ x Agavaceae Yucca arkansana Arkansas Yucca NP ***45********** White x Alismataceae Sagittaria platyphylla Delta Arrowhead NP ***45678910**** White x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Alliaceae Allium canadense var. canadense Wild Garlic NP **345********** White x Alliaceae Allium drummondii Drummond's Onion NP **345********** White/Pink x JB Alliaceae Allium vineale (NFT 2009) Wild Garlic IP ****56********* White x EFP Amaranthaceae Froelichia floridana Field Snake Cotton NA +++++678910++++ White x IDB Anacardiaceae Rhus copallinum var. latifolia Flameleaf Sumac NP +++++67++++++++ Inconspicuous x IDB Anacardiaceae Rhus glabra Smooth Sumac NP ++++5++++++++++ Inconspicuous x IDB Anacardiaceae Rhus trilobata var. trilobata (fruits Skunkbush NP ++34+++++++++++ x red) Anacardiaceae Toxicodendron radicans ssp. Common Poison Ivy NP +++45++++++++++ Inconspicuous x EFP, IDB, radicans (fruits white-yellowish gray, JB, JP, PCA, leaflets w/ narrowed apex) SAP Apiaceae Bifora americana Prairie Bishop NA +++45++++++++++ White x Apiaceae Daucus carota Wild Carrot IA +++4567++++++++ White x IDB Apiaceae Daucus pusillus Southwestern Carrot IA +++456+++++++++ White x Apiaceae Eryngium hookeri Hooker's Eryngo NA ++++++789++++++ Purple x Apiaceae Eryngium leavenworthii Leavenworth Eryngo NP ++++++789++++++ Purple x Apiaceae Eryngium yuccifolium Rattlesnake Master NP ++++5678+++++++ White x EFP, IDB Apiaceae Hydrocotyle verticullata var. Umbrella Pennywort NP ++++5678910++++ Yellowish-Green/White x verticullata Apiaceae Limnosciadium pinnatum Arkansas Dogshade NA ++++56+++++++++ White x Apiaceae Polytaenia nuttallii Prairie Parsley NP +++45++++++++++ Yellow x IDB Apiaceae Ptilimnium nuttallii Nuttall's Mock Bishop's NA +++4567++++++++ White x IDB Weed Apiaceae Sanicula canadensis Canada Sanicle NP +++456+++++++++ White x JB Apiaceae Spermolepis divaricata Forked Scaleseed NA +++456+++++++++ White x IDB Apiaceae Torilis nodosa Knotted Hedge-Parsley IA +++456+++++++++ White x Apocynaceae Apocynum cannabinum Dogbane NP +++4567++++++++ White x IDB Asclepiadaceae Asclepias asperula ssp. capricornu Antelope Horns NP +++45678910++++ White x PCA Asclepiadaceae Asclepias oenotheroides Side Cluster Milkweed NP ++++5678910++++ Greenish White/Yellow x Asclepiadaceae Asclepias tuberosa ssp. interior Butterfly Weed NP ++++567++++++++ Yellowish-Orange x IDB Asclepiadaceae Asclepias verticillata Whorled Milkweed NP ++++567++++++++ White x IDB Asclepiadaceae Asclepias viridiflora var. viridiflora Green-Flower Milkweed NP +++++678+++++++ Pale green/purple x Asclepiadaceae Asclepias viridis Green Milkweed NP +++456+++++++++ Green x PCA, JB, IDB Asclepiadaceae Matelea biflora Two-Flower Milkvine NP +++456+++++++++ Purplish-Brown x JB Asclepiadaceae Matelea gonocarpus=Gonolobus Anglepod NP ++++56+++++++++ Purple/Brown x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Aspleniaceae Asplenium platyneuron Ebony Spleenwort NP ***456789101112 NA x IDB Asteraceae Achillea millefolium White Yarrow NP +++45++++++++++ White x IDB Asteraceae Ambrosia artemisiifolia Common Ragweed NA +++++++891011++ Inconspicuous x Asteraceae Ambrosia psilostachya Western Ragweed NP +++++++891011++ Inconspicuous x IDB Asteraceae Ambrosia trifida var. texana=aptera Giant Ragweed NP +++++++891011++ Inconspicuous x IDB Asteraceae Amphiachyris Common Broomweed NA ++++++7891011++ Yellow x dracunculoides=Gutierrezia Asteraceae Antennaria parlinii ssp. fallax Large-Leaf Pussy Toes NP ++34+++++++++++ Grayish white x JB Asteraceae Arnoglossum plantagineum=Cacalia Indian Plantain NP +++456+++++++++ White x Asteraceae Artemisia ludoviciana ssp. mexicana Mexican Sagebrush NP +++++++++1011++ Yellowish White x JB Asteraceae Baccharis neglecta Roosevelt-Weed NP ++++++++91011++ White x IDB Asteraceae Bidens frondosa Beggar Ticks NA ++++++++910++++ Yellow x Asteraceae Bradburia Soft Golden Aster NA ++++5678910++++ Yellow x JB, IDB, JP pilosa=Heterotheca=Chrysopsis Asteraceae Carduus nutans ssp. macrocephalus Musk-Thistle IA +++++6789++++++ Pink/Purple x Asteraceae Centaurea americana Basket-Flower NA ++++567++++++++ Pink x Asteraceae Chaetopappa asteroides Least Aster NA ++3456+++++++++ White x Asteraceae Cirsium altissimum Iowa Thistle NP +++++6789++++++ Lavender x IDB Asteraceae Cirsium texanum Southern Thistle NP +++456+++++++++ Purple x IDB Asteraceae Cirsium undulatum Wavy-Leaf Thistle NP ++++567++++++++ Pink x IDB Asteraceae Conoclinium Blue Mistflower NP ++++567891011++ Blue x coelestinum=Eupatorium Asteraceae Conyza canadensis var. glabrata Hairless Horseweed NA ++++5678910++++ White/Green x IDB Asteraceae Coreopsis lanceolata Lanceleaf Coreopsis NP +++45++++++++++ Yellow x Asteraceae Coreopsis tinctoria Plains Coreopsis NA ++++56789++++++ Yellow x Asteraceae Dracopis amplexicaulis Clasping Coneflower NA ++++5++++++++++ Yellow x Asteraceae Echinacea angustifolia Purple Coneflower NP ++++56+++++++++ Purple x Asteraceae Echinacea pallida Pale Coneflower NP ++++56+++++++++ Purple x IDB Asteraceae Elephantopus carolinianus Elephant's Foot NP +++++++8910++++ White x Asteraceae Engelmannia peristenia Engelmann's Daisy NP JF3456+++++++++ Yellow x Asteraceae Erigeron modestus Plains Fleabane NP +++45678910++++ White x Asteraceae Erigeron philadelphicus Philadelphia Fleabane NP ++345++++++++++ White x Asteraceae Erigeron strigosus var. strigosus Prairie Fleabane NA +++456+++++++++ White x IDB Asteraceae Eupatorium serotinum White Boneset NP +++++67891011++ White x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Asteraceae Facelis retusa Facelis IA +++45++++++++++ Inconspicuous x JB Asteraceae Gaillardia aestivalis var. Prairie Gaillardia NA ++++567891011++ Red/Yellow x IDB aestivalis=aestivalis var. fastigiata=lanceolata Asteraceae Gaillardia pulchella var. pulchella Indian Blanket NA ++3456+++++++++ Red/Yellow x Asteraceae Gamochaeta purpurea=Gnaphalium Spoonleaf Purple Cudweed NA +++45++++++++++ Whitish Gray x purpureum Asteraceae Grindelia lanceolata var. lanceolata Narrowleaf Gumweed NP +++++6789++++++ Yellow x Asteraceae Grindelia papposa=Prionopsis ciliata Saw-Leaf Daisy NA ++++++7891011++ Yellow x IDB Asteraceae Helenium amarum var. amarum Yellow Bitterweed NA ++++567891011++ Yellow x IDB Asteraceae Helianthus annuus Common Sunflower NA ++++567891011++ Yellow x IDB Asteraceae Helianthus hirsutus Hairy Sunflower NP +++++678+++++++ Yellow x JB Asteraceae Helianthus maximiliani Maximilian Sunflower NP +++++67891011++ Yellow x Asteraceae Helianthus mollis Ashy Sunflower NP +++++6789++++++ Yellow x IDB, JB Asteraceae Helianthus petiolaris var. petiolaris Plains Sunflower NA ++++5678910++++ Yellow x Asteraceae Heterotheca subaxillaris Camphorweed NA JF34567891011++ Yellow x Asteraceae Hymenopappus scabiosaeus var. Old Plainsman NB +++45++++++++++ White x corymbosus Asteraceae Iva annua=ciliata Marshelder NA ++++++++91011++ White/Brown x Asteraceae Krigia occidentalis Western Dwarf Dandelion NA ++345++++++++++ Yellow x JB Asteraceae Krigia virginica Carolina Dwarf Dandelion NA ++34+++++++++++ Yellow x IDB Asteraceae Lactuca saligna Wild Lettuce IA +++456+++++++++ Yellowish x Asteraceae Lactuca serriola Prickly Lettuce IA +++45678+++++++ Yellow x Asteraceae Liatris aspera Tall/Rough Gayfeather NP ++++++78910++++ Lavender x IDB Asteraceae Liatris punctata var. mucronata Narrow-Leaf Gayfeather NP +++++++891011++ Lavender x Asteraceae Liatris pycnostachya var. Kansas Gayfeather NP +++++678910++++ Lavender x IDB, JB pycnostachya Asteraceae Lindheimera texana Yellow-Star NA ++345++++++++++ Yellow x Asteraceae Marshallia caespitosa var. Seep Barbara's Buttons NP +++45++++++++++ White x caespitosa Asteraceae Packera obovata Golden Groundsel NP +F34+++++++++++ Yellow x JB Asteraceae Packera plattensis=Senecio Prairie Groundsel NB ++345++++++++++ Yellow x Asteraceae Pluchea odorata=purpurascens Marsh Fleabane NA +++++++891011++ Pink x JP Asteraceae Pseudognaphalium obtusifolium Fragrant Cudweed NA ++++++7891011++ White x Asteraceae Pyrrhopappus carolinianus Carolina False Dandelion NA +++456+++++++++ Yellow x JB Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Asteraceae Pyrrhopappus Texas Dandelion NA ++3456+++++++++ Yellow x pauciflorus=multicaulis Asteraceae Ratibida columnifera Mexican-Hat NP +++45678910++++ Red/Yellow x Asteraceae Rudbeckia hirta var. pulcherrima Black-Eyed-Susan NA ++++567++++++++ Yellow x IDB Asteraceae Rudbeckia maxima Giant Coneflower NP ++++56+++++++++ Yellow x EFP, PCA, IDB Asteraceae Silphium laciniatum var. laciniatum Compassplant NP +++++678+++++++ Yellow x IDB Asteraceae Silphium radula Rough-Stem Rosenweed NP +++++67++++++++ Yellow x IDB Asteraceae Solidago canadensis var. Tall Goldenrod NP +++++67891011++ Yellow x gilvacanescens (NC TX) Asteraceae Solidago nitida=Oligoneuron Shiny Goldenrod NP +++++6789++++++ Yellow x Asteraceae Solidago petiolaris Goldenrod NP ++++++++91011++ Yellow x Asteraceae Solidago radula Rough Goldenrod NP +++++++891011++ Yellow x Asteraceae Sonchus asper Prickly Sow-Thistle IA ++3456+++++++++ Yellow x Asteraceae Symphyotrichum drummondii var. Texas Aster NP ++++567++1011++ Bluish White x JB texanum=Aster Asteraceae Symphyotrichum ericoides var. Heath Aster NP ++++++++910++++ White x ericoides=Aster Asteraceae Symphyotrichum Aromatic Aster NP ++++++++91011++ Blue/Purple x oblongifolium=Aster Asteraceae Symphyotrichum pratense=sericeus Silky Aster NP ++++++++91011++ Purple x var. microphyllus=Aster Asteraceae Verbesina helianthoides Gravelweed Crownbeard NAP ++++56+++++++++ Yellow x IDB, JB Asteraceae Verbesina virginica Frostweed NP +++++++8910++++ White x Asteraceae Vernonia baldwinii Western Ironweed NP ++++++789++++++ Purple x Asteraceae Xanthisma texana ssp. drummondii Texas Sleepy Daisy NA ++++5678910++++ Yellow x PCA, IDB Asteraceae Xanthium strumarium var. Cocklebur NA ++++++7891011++ x canadense Azollaceae=Salviniaceae Azolla caroliniana Mosquito Fern/Water Fern NP ******7891011** x Bignoniaceae Campsis radicans Common Trumpet-Creeper NP ****5678******* Red x Boraginaceae Heliotropium indicum Turnsole NP *****678910**** Purple x Boraginaceae Heliotropium tenellum Pasture Heliotrope NA ++++5678910++++ White x Boraginaceae Lithospermum incisum Puccoon NP **34*********** Yellow x JB Boraginaceae Myosotis macrosperma Spring Forget Me Not NA ***45********** White x JB Boraginaceae Onosmodium bejariense var. Bejar Marbleseed NPE ***4567******** White x bejariense Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Brassicaceae Arabis canadensis Sicklepod NP ****56********* White/Yellow white x IDB Brassicaceae Lepidium austrinum Southern Pepperweed NA **345********** White x Brassicaceae Lesquerella gracilis subsp. Cloth-of-Gold NA **345********** Yellow x gracilis=Physaria Brassicaceae Myagrum perfoliatum Myagrum IA ***45********** Light Yellow x Buddlejaceae Polypremum procumbens Juniper-Leaf NP ***4*678910**** White x Cactaceae Coryphantha missouriensis var. Plains Nipple Cactus NP ***4*********** Yellow x JB similis=Escobaria Cactaceae Opuntia engelmannii var. lindheimeri Texas Prickly-Pear NP ****56********* Yellow x Cactaceae Opuntia humifusa=compressa Eastern Prickly-Pear NP ***456********* Yellow x Campanulaceae Lobelia cardinalis var. cardinalis Cardinal-Flower NP ********910**** Red x Campanulaceae Triodanis perfoliata=perfoliata var. Venus'-Looking-Glass NA ***45********** Purple x JB perfoliata Caprifoliaceae Sambucus nigra var. canadensis Elderberry NP ****56********* White x Caprifoliaceae Symphoricarpos orbiculatus Coralberry NP *****678******* Pink x JB Caprifoliaceae Viburnum rufidulum Rusty Blackhaw NP **34*********** White x JB Caryophyllaceae Paronychia virginica Whitlow Wort NP *******8910**** Yellow x Cistaceae Helianthemum georgianum Georgia Sun-Rose NP ****56********* Yellow x Cistaceae Helianthemum rosmarinifolium Rosemary Sun-Rose NP ****567******** Yellow x Cistaceae Lechea mucronata Hairy Pinweed NP *****67******** Reddish Purple x Cistaceae Lechea san-sabeana San Saba Pinweed NPE ***456********* Reddish Purple x Cistaceae Lechea tenuifolia Narrow-Leaf Pinweed NP ****567******** Yellow x Clusiaceae=Hypericaceae Hypericum drummondii Drummond St. John's NA ******789****** Yellow x IDB Wort/Nits and Lice Clusiaceae=Hypericaceae Hypericum hypericoides ssp. Sprawling St. NP ****56789****** Yellow x multicaule=Ascyrum Andrew's-Cross Clusiaceae=Hypericaceae Hypericum perforatum Common St. John's-Wort NP ****56789****** Yellow x JB Clusiaceae=Hypericaceae Hypericum punctatum Spotted St. John's-Wort NP *****67******** Yellow x IDB Commelinaceae Commelina erecta var angustifolia Narrowleaf Dayflower NP ****56**910**** Blue x Commelinaceae Tradescantia ohiensis Ohio Spiderwort NP **3456********* Blue x Convolvulaceae Convolvulus arvensis Field Bindweed IP ****567******** White x Convolvulaceae Convolvulus equitans Texas Bindweed NP ****5678910**** White/Pink x Convolvulaceae Dichondra carolinensis Carolina Ponyfoot NP ***4*********** Greenish White x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Convolvulaceae Ipomoea cordatotriloba var. Sharp-Pod Morning-Glory NP *****6789****** Purple-rose x cordatotriloba=trichocarpa Cornaceae Cornus drummondii Rough-Leaf Dogwood NP ****5********** White x Cupressaceae Juniperus virginiana Eastern Red Cedar NP **3************ Inconspicuous x IDB Cuscutaceae Cuscuta indecora var. indecora Showy Dodder NA *****678910**** x Cyperaceae Carex crus-corvi Crowfoot Sedge NP ***456********* x Cyperaceae Cyperus acuminatus Taper Leaf Flat Sedge NP ****5678910**** x Cyperaceae Cyperus croceus Baldwin Flatsedge NP ****5678910**** x Cyperaceae Cyperus echinatus=ovularis Globe Flatsedge NP ****5678910**** x JB Cyperaceae Cyperus elegans Sticky Flat Sedge NP *****6********* x Cyperaceae Cyperus lupulinus=filiculmis Slender Flatsedge NP **345678910**** x JB Cyperaceae Scleria ciliata Fringed Nutrush NAP ***4567******** x Dryopteridaceae Woodsia obtusa ssp. occidentalis Common Woodsia NP *****6********* x Ebenaceae Diospyros virginiana Eastern Persimmon NP ***456********* Yellow x IDB Equisetaceae Equisetum laevigatum Smooth Horsetail NP ****567******** NA x Euphorbiaceae Chamaesyce maculata=Euphorbia Spotted Euphorbia NA *****6********* Greenish White x supina Euphorbiaceae Chamaesyce nutans=Euphorbia Eyebane NA ****5678910**** White x Euphorbiaceae Cnidoscolus texanus Texas Bull Nettle NP ***4567******** White x IDB Euphorbiaceae Croton capitatus var. capitatus Woolly Croton NA *****678910**** White x IDB Euphorbiaceae Croton capitatus var. lindheimeri Woolly Croton NA *****678910**** Green/White x Euphorbiaceae Croton glandulosus var. lindheimeri Tropic Croton NA *****678910**** Green/White x Euphorbiaceae Croton monanthogynus Doveweed NA *****67891011** Green White x Euphorbiaceae Euphorbia corollata Flowering Spurge NP ****56789****** Greenish White x Euphorbiaceae Euphorbia cyathophora Wild Poinsetta NA ****56789****** Red/White/Green x Euphorbiaceae Euphorbia dentata Toothed Spurge NA ****5678910**** White x Euphorbiaceae Euphorbia marginata Snow-on-the-Mountain NA ******78910**** White x Euphorbiaceae Euphorbia spathulata Warty Euphorbia NA **345********** White x IDB Euphorbiaceae Phyllanthus polygonoides Knotweed Leaf Flower NA ***4567*910**** x JB Euphorbiaceae Stillingia texana Queen's Delight NP ****56********* Green x Euphorbiaceae Tragia betonicifolia Betony Noseburn NP ****56**910**** x JB Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Euphorbiaceae Tragia ramosa Catnip Noseburn NP ***45678910**** x JB, IDB Fabaceae Acacia angustissima var. hirta Fern Acacia NP ****567******** White x IDB Fabaceae Amorpha fruticosa False Indigo NP ***45********** Purple Yellow x JB Fabaceae Baptisia bracteata var. Plains Wild Indigo NP **34*********** Cream Yellow x IDB leucophaea=leucophaea Fabaceae Baptisia nuttalliana Nuttall's Wild Indigo NP ***45********** Cream Yellow x Fabaceae Baptisia sphaerocarpa Green Wild Indigo/Yellow NP ***45********** Bright Yellow x Bush-Pea Fabaceae Centrosema virginianum Butterfly-Pea NP *****6789****** Lite Purple x Fabaceae Cercis canadensis var. canadensis Eastern Redbud NP **34*********** Maroon x IDB Fabaceae Chamaecrista fasciculata var. Partridge Pea NA ****5678910**** Yellow x IDB fasciculata=Cassia=Senna Fabaceae Clitoria mariana Spoonflower/Pigeon Wings NP ****56789****** Lite Purple x JB Fabaceae Dalea candida var. candida White Prairie Clover NP ****567******** White x IDB Fabaceae Dalea multiflora=Petalostemum Roundhead Prairie-Clover NP ****567******** White x Fabaceae Dalea purpurea=Petalostemon Purple Prairie-Clover NP *****67******** Purple x JB Fabaceae Desmanthus illinoensis Illinois Bundleflower NP ****56********* White x JB Fabaceae Desmodium sessilifolium Sessile Leaf Tick Clover NP *****67******** Purple/Lavender x IDB Fabaceae Desmodium tweedyi Tweedy's Tick Clover NP ****567******** White x JB Fabaceae Galactia volubilis=regularis Downy Milk-Pea NP ****56789****** Pink x Fabaceae Gleditsia triacanthos Common Honey-Locust NP ***4*********** x IDB Fabaceae Indigofera miniata var. leptosepala Western Scarlet-Pea NP ****56********* Lite Red x IDB Fabaceae Lathyrus hirsutus Singletary-Pea IA ***45********** Purple/Pink x Fabaceae Lathyrus pusillus Low Peavine NA ***4*********** Pinkish Purple/White x Fabaceae Lespedeza cuneata Sericea Bush Clover IP ******789****** White to Cream x IDB Fabaceae Lespedeza hirta Hairy Bush Clover NP ******789**11** White to Cream x Fabaceae Lespedeza repens (stem hairs Creeping Bush Clover NP ****56789****** Purple x appressed) Fabaceae Lespedeza stuevei Tall Bush-Clover NP ****56789****** Lav. Pink to Rose-Pur. x Fabaceae Lespedeza virginica Slender Bush Clover NP *****6789****** Purple x IDB, JB Fabaceae Lotus corniculatus Bird Foot Deer Vetch IP ****56789****** Yellow x Fabaceae Lotus unifoliolatus=purshianus Pursh's Deer Vetch NA ****567******** White/Pink x IDB Fabaceae Lupinus texensis Texas Bluebonnet NAE **345********** Blue x IDB Fabaceae Medicago lupulina Black Medic IA ***45********** Yellow x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Fabaceae Medicago sativa Wild Alfalfa IP ***456789****** Purple to pale blue x Fabaceae Mimosa roemeriana=Schrankia Sensitive Briar NP ***45********** Pink x IDB Fabaceae Neptunia lutea Yellow Puff NP ****56********* Yellow x IDB Fabaceae Pediomelum digitatum Palm-Leaf Scurf-Pea NP ****567******** Lite Purple x Fabaceae Pediomelum rhombifolium Round-Leaf Scurvy-Pea NP ****567******** Red/Brown x Fabaceae Prosopis glandulosa var. glandulosa Honey Mesquite NP ***45********** Yellow White x IDB Fabaceae Psoralidium tenuiflorum Slender Scurvy-Pea NP ***4567******** Lite Purple x Fabaceae Rhynchosia latifolia Broad-Leaf Snout-Bean NP ****56**9****** Yellow x IDB Fabaceae Senna roemeriana=Cassia Two-Leaf Senna NP ***45***9****** Yellow x Fabaceae Strophostyles helvula Trailing Wild Bean NA ******78910**** Pink/Purple x IDB Fabaceae Stylosanthes biflora Side-Beak Pencil-Flower NP ****5678910**** Yellow x Fabaceae Styphnolobium affine=Sophora Eve's-Necklace NP ***45********** Pink x affinis Fabaceae Tephrosia virginiana Goat's-Rue/Virginia NP ****5********** Pink/Yellow x Tephrosia Fabaceae Trifolium campestre Low Hop Clover IA ***45********** Yellow x JB Fabaceae Trifolium vesiculosum Arrowleaf Clover IA ****5678******* White to Pink x IDB Fagaceae Quercus fusiformis Escarpment Live Oak NP x Fagaceae Quercus macrocarpa Bur Oak NP x Fagaceae Quercus marilandica Blackjack Oak NP x IDB Fagaceae Quercus shumardii Shumard Red Oak NP x Fagaceae Quercus stellata Post Oak NP x IDB Gentianaceae Centaurium muehlenbergii June Centaury NA *****678910**** Pink x IDB Gentianaceae Centaurium texense Lady Bird's Century NA ****5678******* Pink x PCA, IDB Gentianaceae Eustoma exaltatum ssp. Texas Bluebells NA *****678******* Blue-Purple x SAP russellianum=grandiflorum Gentianaceae Sabatia campestris Meadow Pink NA ****567******** Pink x IDB Geraniaceae Erodium texanum Stork's-Bill NA **34*********** Purple x Geraniaceae Geranium carolinianum Carolina Geranium NA **345********** White/Pink x Haloragaceae Myriophyllum aquaticum=brasiliense Parrot's-Feather IP **345********** NA x Haloragaceae Myriophyllum Eurasian Water Milfoil IP ***45678******* NA x spicatum=exalbescens Hydrocharitaceae Egeria densa Waterweed IP White x Hydrocharitaceae Hydrilla verticullata Hydrilla IP x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Hydrocharitaceae Vallisneria americana Eel Grass NP ***4567******** x Hydrophyllaceae Phacelia hirsuta Hairy Phacelia NA ***4*********** Blue x IDB Juglandaceae Carya illinoensis Pecan NP ***4*********** NA x IDB Juglandaceae Carya texana Black Hickory NP ***4*********** x IDB Juglandaceae Juglans nigra Black Walnut NP ***4*********** NA x Juncaceae Juncus bufonius Toad Rush NA ***456********* x IDB Juncaceae Juncus diffusissimus Slimpod Rush NP ****56********* x Juncaceae Juncus marginatus Grassleaf Rush NP ****567******** NA x Juncaceae Juncus torreyi Torrey Rush NP *****67******** NA x IDB Krameriaceae Krameria lanceolata Trailing Ratany NP ***4567891011** Reddish Purple x Lamiaceae Hedeoma hispida Rough Mock Pennyroyal NA ***45********** Blue/White x IDB Lamiaceae Monarda citriodora Lemon Beebalm/Horsemint NA ****567******** Pink x IDB Lamiaceae Monarda clinopodioides Basal Beebalm NA ****56********* Pink x Lamiaceae Monarda fistulosa ssp. fistulosa Wild Bergamot NP ****567******** Pink x JB Lamiaceae Monarda punctata ssp. punctata var. Spotted Beebalm NAE ****567******** Yellow White x IDB intermedia Lamiaceae Prunella vulgaris subsp. lanceolata Common Selfheal NP ***45********** Pink x IDB Lamiaceae Pycnanthemum tenuifolium Narrow Leaf Mountain Mint NP ****5678910**** White Purple x IDB, PCA Lamiaceae Salvia azurea var. grandiflora Blue Sage NP *****678910**** Lite Blue x Lamiaceae Teucrium canadense Wood-Sage NP *****678******* Pale Lavender x Linaceae Linum hudsonioides False Flax NA **3456789****** Yellow x IDB Linaceae Linum medium var. texanum Texas Flax NP **345678******* Yellow x JB Linaceae Linum rigidum=rigidum var. rigidum Stiff-Stem Flax NA ***456********* Yellow/Red x (NFNCT) Linaceae Linum sulcatum Grooved Flax NA ***45678910**** Yellow x Lythraceae Ammannia coccinea Purple Ammania NA ******78910**** Rose-Purple x Lythraceae Lythrum alatum var. Lance Leaf Loosestrife NP ****567******** Lite Blue x IDB, EFP lanceolatum=lanceolatum Malvaceae Alcea rosea Hollyhock IBP ****56789****** White/Pink/Red/Purple x JB Malvaceae Sida abutifolia=filicaulis Spreading Sida NP ***45678910**** Lite Yellow x JB Meliaceae Melia azedarach China-Berry IP ***45********** Purple x Menispermaceae Cocculus carolinus Carolina Snailseed NP *****67******** Yellow x IDB Moraceae Maclura pomifera Bois d'arc NP ***45********** x JB Moraceae Morus rubra Red Mulberry NP **34*********** x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Nelumbonaceae Nelumbo lutea Yellow Lotus NP ****56789****** Yellow x Nyctaginaceae Mirabilis gigantea Giant Four O'Clock NPE ***45678910**** Purple x IDB Nyctaginaceae Mirabilis nyctacinea Wild Four O'Clock NP ***456********* Pink x JB Oleaceae Fraxinus pennsylvanica Green Ash NP *F3************ x Onagraceae Gaura mollis=parviflora Lizardtail Gaura NA ***4567891011** Red x JB, IDB Onagraceae Gaura sinuata Wavy Leaf Gaura NP ***45678910**** Whitish Pink x JB Onagraceae Gaura suffulta ssp. suffulta Roadside Gaura NA *F345********** White x Onagraceae Ludwigia glandulosa Torrey's Seedbox NP *****678910**** Yellow x JP Onagraceae Ludwigia peploides Water-Primrose NP ****5678910**** Yellow x Onagraceae Oenothera laciniata Cut Leaf Evening Primrose NP ***456********* Yellow x Onagraceae Oenothera linifolia Threadleaf Sundrops NA ***45********** Yellow x IDB Onagraceae Oenothera macrocarpa ssp. Missouri Primrose NP ***456********* Yellow x macrocarpa Onagraceae Oenothera rhombipetala Four Point Evening NP ****56789****** Yellow x Primrose Onagraceae Oenothera speciosa Evening Primrose NP ***4567******** Pink/White x Onagraceae Oenothera triloba Stemless Evening-Primrose NP **34*********** Yellow x Onagraceae Stenosiphon linifolius False Gaura NP ****567**10**** White x Orchidaceae Spiranthes vernalis Spring Ladies'-Tresses NP ***456********* Yellow/Green x Oxalidaceae Oxalis stricta Yellow Woodsorrel NP *F*456********* Yellow x IDB, JB Oxalidaceae Oxalis violacea Violet Woodsorrel NP **345***910**** Pink/Purple x JB Papaveraceae Argemone albiflora subsp. texana White Prickly-Poppy NA **34567******** White x Passifloraceae Passiflora incarnata Maypop NP *****678******* Bluish Lavender x Passifloraceae Passiflora lutea Yellow Passion Flower NP *****67******** Yellow x Phytolaccaceae Phytolacca americana Pokeweed NA ****56789****** Lite Pink x Phytolaccaceae Rivina humilis Pigeon-Berry NP *****678910**** Lite Pink x Pinaceae Pinus elliottii Slash Pine NP x Pinaceae Pinus taeda Loblolly Pine NP NA x Plantaginaceae Plantago aristata Bracted Plantain NA ****56********* NA x Plantaginaceae Plantago lanceolata English Plantain IBP ***45********** x IDB Plantaginaceae Plantago patagonica Bristlebract Plantain NA ***456********* NA x Platanaceae Platanus occidentalis American Sycamore NP **34*********** x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Poaceae Aira elegans=caryophyllea var. Hair Grass IA ***456********* x capillaris Poaceae Andropogon gerardii ssp. gerardii Big Bluestem/Turkeyfoot NP *******891011** NA x Poaceae Andropogon glomeratus var. Bushy Bluestem NP ********91011** x glomeratus Poaceae Aristida oligantha Oldfield Threeawn NA *****67891011** NA x Poaceae Avena fatua Wild Oats IA ***45********** x Poaceae Bothriochloa ischaemum var. King Ranch (KR) Bluestem IP ****567891011** X IDB songarica Poaceae Bothriochloa laguroides ssp. Silver Bluestem NP ****567891011** NA x IDB torreyana Poaceae Bouteloua curtipendula var. Side-Oats Grama NP *****67891011** NA x IDB curtipendula Poaceae Bouteloua hirsuta var. hirsuta Hairy Grama NP *****67891011** NA x Poaceae Bouteloua rigidiseta Texas Grama NP **345678910**** NA x JB Poaceae Briza minor Little Quaking Grass IA ***45********** x IDB Poaceae Buchloe dactyloides Buffalo Grass NP ***456789****** NA x Poaceae Cenchrus spinifex Common Sandbur NP *****5678910*** NA x IDB Poaceae Chasmanthium latifolium Inland Seaoats NP *****6789****** NA x Poaceae Chloris verticullata Tumble Windmill Grass NP ***456789****** NA x Poaceae Coelorachis cylindrica Carolina Joint Tail NP ****56********* NA x IDB Poaceae Cynodon dactylon Bermuda Grass IP ****5678910**** NA x IDB Poaceae Dichanthelium acuminatum var. Lindheimeri's Rosette NP ***456********* NA x lindheimeri=Panicum lindheimeri Grass Poaceae Dichanthelium linearifolium Slim-Leaf Rosette Grass NP **3456********* NA x JB Poaceae Dichanthelium oligosanthes var. Scribner's Rosette Grass NP ***456********* NA x scribnerianum Poaceae Dichanthelium villosissimum var. White-Haired Rosette NP ***456********* x villosissimum Grass Poaceae Eleucine indica Goose Grass IA *****678910**** NA x Poaceae Elymus canadensis Canada Wildrye NP ****56********* NA x IDB Poaceae Elymus virginicus Virginia Wild Rye NP ****5678******* NA x Poaceae Eragrostis hirsuta Big-Top Love Grass NP ********91011** x Poaceae Eragrostis intermedia Plains Love Grass NP ****5678910**** NA x IDB Poaceae Eragrostis secundiflora ssp. oxylepis Red Love Grass NP ****567891011** NA x IDB Poaceae Eragrostis sessilispica Tumble Lovegrass NP ***456789****** NA x JB Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Poaceae Hordeum pusillum Little Barley IA ***45********** NA x Poaceae Lolium perenne ssp. perenne Perennial Rye Grass IP **3456********* x Poaceae Panicum hallii var. hallii Hall Panicum NP ***4567891011** x IDB Poaceae Panicum obtusum Vine Mesquite NP *****678910**** NA x Poaceae Panicum virgatum (Lowland) Lowland Switchgrass NP *******891011** NA x Poaceae Paspalum floridanum Florida Paspalum NP *******891011** x IDB Poaceae Paspalum notatum var. latiflorum Broadflowered Bahiagrass IP *****67891011** x Poaceae Paspalum urvillei Vasey Grass IP ****567891011** x EFP Poaceae Phalaris canariensis Canary Grass IA **3456********* x Poaceae Poa annua Annual Bluegrass IA *F345********** NA x Poaceae Poa arachnifera Texas Blue Grass NP **34*********** NA x CBP Poaceae Schedonnardus paniculatus Tumble Grass NP ***45678910**** NA x IDB Poaceae Schizachyrium scoparium var. Little Bluestem NP *******89101112 NA x IDB scoparium Poaceae Setaria parviflora=geniculata Knot-Root Bristle Grass NP ****567891011** NA x Poaceae Setaria viridis Green Foxtail Grass IA ****567******** NA x IDB Poaceae Sorghastrum nutans Indian Grass NP ********91011** NA x IDB Poaceae Sorghum halepense Johnson Grass IP ****567891011** NA x IDB Poaceae Sporobolus cryptandrus Sand Dropseed NP ****567891011** NA x IDB Poaceae Tridens albescens White Tridens NP ***45678910**** NA x JB, IDB Poaceae Tridens flavus Purpletop/Grease Grass NP *******891011** NA x Poaceae Tridens strictus Longspike Tridens NP ******7891011** NA x EFP Poaceae Tripsacum dactyloides Eastern Gamagrass NP ***456********* NA x CBP, IDB Polemoniaceae Phlox drummondii ssp. Drummond's Phlox NA ***45********** Pink x drummondii=P. drummondii var. peregrina Polemoniaceae Phlox drummondii ssp. wilcoxiana Wilcox's Phlox NAE ***45********** Reddish x Polygalaceae Polygala incarnata Pink Milkwort NA ****567******** Pink x IDB Polygonaceae Eriogonum annuum Annual Wild Buckwheat NA ****567891011** White x Polygonaceae Eriogonum multiflorum Heartsepal Wild Buckwheat NAB *******891011** White x Polygonaceae Polygonum lapathifolium Curltop/Willow Smartweed IA ***456789101112 White to Lite Pink x Polygonaceae Polygonum pensylvanicum=bicorne Pink Smartweed NA J***56789101112 Pink x Polygonaceae Polygonum virginianum Jumpseed NA ******78910**** Greenish White x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Polygonaceae Rumex crispus Curly Dock IP ***45********** NA x Polygonaceae Rumex hastatulus Engelmann's Dock NA ***456********* x Polygonaceae Rumex pulcher Fiddle Dock IP ****5********** X IDB Ranunculaceae Delphinium carolinianum ssp. White Prairie Larkspur NP **3456********* White x JB virescens Ranunculaceae Ranunculus pusillus Weak Buttercup NA **34*********** Yellow to Greenish x IDB Rhamnaceae Frangula caroliniana=Rhamnus Carolina Buckthorn NP ****56********* Yellow Green x Rosaceae Crataegus crus-galli Cockspur Hawthorn NP ***4*********** White x Rosaceae Crataegus glabriuscula Green Hawthorn NP **34*********** White x Rosaceae Crataegus mollis Downy Hawthorn NP ***4*********** White x Rosaceae Crataegus reverchonii=stevensiana Reverchon's Hawthorn NP ***4*********** White x Rosaceae Geum canadense var. camporum White Avens NP ***456********* White x Rosaceae Prunus angustifolia Chickasaw Plum NP *F34*********** White x IDB Rosaceae Prunus mexicana Mexican Plum NP *F34*********** White x Rosaceae Pyrus calleryana Callery Pear/Bradford Pear IP **34*********** White x JB Rosaceae Pyrus communis Common Pear IP ***45********** White x Rosaceae Rosa foliolosa White Prairie Rose NP ****567******** White x Rosaceae Rubus aboriginum Dewberry NP ***4*********** White x Rosaceae Rubus oklahomus Showy Dewberry NP ***4*********** White x Rosaceae Rubus trivalis Southern Dewberry NP **34*********** White x Rubiaceae Cephalanthus occidentalis Buttonbush NP *****67******** White x Rubiaceae Diodia teres Buttonweed/Poor-Joe NA ****5678910**** Pinkish x Rubiaceae Galium aparine Bedstraw NA **34*********** White x Rubiaceae Galium circaezans Woods Bedstraw NP ***45678910**** White-Green x Rubiaceae Sherardia arvensis Spurwort IA **345********** Pink x IDB Rutaceae Zanthoxylum clava-herculis Eastern Hercules'-Club NP ***45********** x IDB Salicaceae Populus deltoides ssp. deltoides Cottonwood NP **34*********** x Salicaceae Salix nigra Black Willow NP **34*********** x Sapindaceae Cardiospermum halicacabum Balloonvine/Heartseedvine NA *****67891011** x Sapindaceae Sapindus saponaria var. drummondii Western Soapberry NP ****56********* x Sapotaceae Sideroxylon lanuginosa ssp. Chittamwood/Bumelia NP ****567******** Yellow White x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION oblongifolium=Bumelia Scrophulariaceae Castilleja indivisa Indian Paintbrush NA *F345********** Red x IDB Scrophulariaceae Castilleja purpurea var. citrina Yellow Paintbrush NP ***45********** Yellow x Scrophulariaceae Castilleja purpurea var. purpurea Purple Paintbrush NP **345********** Purple x Scrophulariaceae Lindernia dubia var. anagallidea Clasping False Pimpernel NA ****5678910**** Lavender/Blue/White x Scrophulariaceae Nuttallanthus texanus=Linaria Texas Toad-Flax NA **345********** Lite Blue x IDB canadensis var. texana Scrophulariaceae Penstemon cobaea Foxglove NP ***45********** Lite Purple x Scrophulariaceae Penstemon laxiflorus Beardtongue NP ***45********** Lite Pink/White x JB Scrophulariaceae Penstemon tubiflorus Tube Penstemon NP ****56********* White x IDB Scrophulariaceae Verbascum thapsus Common Mullein IA ****567******** Yellow x Smilacaceae Smilax bona-nox Saw Greenbrier NP ***45********** x IDB Solanaceae Physalis cinerascens var. Beach Ground Cherry NP ***45678910**** Yellow x cinerascens Solanaceae Solanum dimidatum Western Horse Nettle NP ****567******** Lite Purple x IDB Solanaceae Solanum elaeagnifolium Silver Leaf Nightshade NP ***456********* Lite Purple x Solanaceae Solanum American/Black Nightshade NA *****6789****** Yellow x JB, IDB ptychanthium=americanum Solanaceae Solanum rostratum Buffalo-Bur NA ****5678910**** Yellow x Typhaceae Typha domingensis Narrow-Leaf Cat-Tail NP ***4567******** NA x IDB Ulmaceae Celtis laevigata=texana Texas Sugar Hackberry NP **34*********** NA x IDB Ulmaceae Celtis reticulata Net-Leaf Hackberry NP **34*********** NA x Ulmaceae Ulmus alata Winged Elm NP **3************ NA x IDB Ulmaceae Ulmus americana American Elm NP *F3************ x Ulmaceae Ulmus crassifolia Cedar Elm NP *F3************ x IDB Urticaceae Parietaria pensylvanica Cucumber Weed/Pellitory NA ***456********* Green x JB Valerianaceae Valerianella amarella Hairy Cornsalad NA **345********** White x JB Verbenaceae Callicarpa americana American Beautyberry NP *****67******** Pink x JB Verbenaceae Glandularia bipinnatifida var. Prairie Verbena NA JF3456********* Pink x bipinnatifida=Verbena Verbenaceae Phyla nodiflora=Lippia Frogfruit NP ****5678910**** White x IDB Verbenaceae Verbena halei=officinalis ssp. halei Slender Vervain NP ***45678910**** Lavender Blue x IDB Violaceae Viola affinis=sororia var. sororia Bayou Violet NP *F345********** Dark Violet/Lite Purple x JB Violaceae Viola bicolor=rafinesquii Field Pansy NA **34*********** Violet Blue x Ray Roberts Lake LRR FAMILY LATIN NAME COMMON NAME TYPE BLOOM PERIOD FLOWER COLOR LRR LOCATION Vitaceae Ampelopsis cordata Heart-Leaf Ampelopsis NP ****56********* Green x Vitaceae Cissus trifoliata=incisa Cow Itch NP *****67******** x IDB Vitaceae Parthenocissus quinquefolia Virginia Creeper NP ****567******** NA x Vitaceae Vitis mustangensis Mustang Grape NP ***4*********** x Vitaceae Vitis vulpina Fox Grape NP ***45********** x