Waller County

Showing 301–350 of 367.

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  Senecio ampullaceus Hook. Native SEAM2

  Texas ragwort · Asteraceae
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  Senna occidentalis (L.) Link Introduced SEOC2

  septicweed · Fabaceae
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  Sesbania vesicaria (Jacq.) Elliott Native SEVE

  bagpod · Fabaceae
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  Sherardia arvensis L. Introduced SHAR2

  blue fieldmadder · Rubiaceae
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  Sida lindheimeri Engelm. & A. Gray Native SILI

  showy fanpetals · Malvaceae
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  Sida rhombifolia L. Native SIRH

  Cuban jute · Malvaceae
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  Sideroxylon lanuginosum Michx. Native SILA20

  gum bully · Sapotaceae
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  Silene gallica L. Introduced SIGA

  common catchfly · Caryophyllaceae
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  Silphium radula Nutt. Native SIRA2

  roughstem rosinweed · Asteraceae
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  Sisyrinchium langloisii Greene Native SILA5

  roadside blue-eyed grass · Iridaceae
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  Solanum douglasii Dunal Native SODO

  greenspot nightshade · Solanaceae
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  Solanum elaeagnifolium Cav. Native SOEL

  silverleaf nightshade · Solanaceae
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  Solanum pseudocapsicum L. Introduced SOPS

  Jerusalem cherry · Solanaceae
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  Solidago missouriensis Nutt. Native SOMI2

  Missouri goldenrod · Asteraceae
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  Solidago tortifolia Elliott Native SOTO2

  twistleaf goldenrod · Asteraceae
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  Sorghum halepense (L.) Pers. Introduced SOHA

  Johnsongrass · Poaceae
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  Sphenoclea zeylanica Gaertn. Introduced SPZE

  chickenspike · Sphenocleaceae
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  Spigelia texana (Torr. & A. Gray) A. DC. Native SPTE2

  Texas pinkroot · Loganiaceae
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  Spiranthes praecox (Walter) S. Watson Native SPPR2

  greenvein lady's tresses · Orchidaceae
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  Spiranthes vernalis Engelm. & A. Gray Native SPVE

  spring lady's tresses · Orchidaceae
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  Steinchisma hians (Elliott) Nash Native STHI3

  gaping grass · Poaceae
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  Stenaria nigricans (Lam.) Terrell Native STNI6

  diamond-flowers · Rubiaceae
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  Stenaria nigricans (Lam.) Terrell var. nigricans Native STNIN

  diamondflowers · Rubiaceae
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  Stillingia sylvatica L. Native STSY

  queen's-delight · Euphorbiaceae
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  Stillingia sylvatica L. ssp. sylvatica Native STSYS2

  queen's-delight · Euphorbiaceae
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  Stylisma aquatica (Walter) Raf. Native STAQ3

  water dawnflower · Convolvulaceae
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  Stylisma pickeringii (Torr. ex M.A. Curtis) A. Gray Native STPI3

  Pickering's dawnflower · Convolvulaceae
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  Stylisma pickeringii (Torr. ex M.A. Curtis) A. Gray var. pattersonii (Fernald & B.G. Schub.) Myint Native STPIP2

  Patterson's dawnflower · Convolvulaceae
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  Stylisma villosa (Nash) House Native STVI6

  hairy dawnflower · Convolvulaceae
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  Stylosanthes biflora (L.) Britton, Sterns & Poggenb. Native STBI2

  sidebeak pencilflower · Fabaceae
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  Symphyotrichum divaricatum (Nutt.) G.L. Nesom Native SYDI2

  southern annual saltmarsh aster · Asteraceae
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  Symphyotrichum dumosum (L.) G.L. Nesom Native SYDU2

  rice button aster · Asteraceae
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  Symphyotrichum lateriflorum (L.) Á. Löve & D. Löve Native SYLA4

  calico aster · Asteraceae
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  Symphyotrichum patens (Aiton) G.L. Nesom Native SYPA11

  late purple aster · Asteraceae
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  Symphyotrichum patens (Aiton) G.L. Nesom var. patens Native SYPAP2

  late purple aster · Asteraceae
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  Teucrium canadense L. Native TECA3

  Canada germander · Lamiaceae
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  Thalia dealbata Fraser ex Roscoe Native THDE

  powdery alligator-flag · Marantaceae
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  Thalictrum texanum (A. Gray) Small Native THTE

  Houston meadow-rue · Ranunculaceae
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  Thelypteris palustris Schott Native THPA

  eastern marsh fern · Thelypteridaceae
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  Thelypteris palustris Schott var. pubescens (G. Lawson) Fernald Native THPAP

  eastern marsh fern · Thelypteridaceae
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  Thurovia triflora Rose Native THTR7

  threeflower snakeweed · Asteraceae
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  Tillandsia recurvata (L.) L. Native TIRE

  small ballmoss · Bromeliaceae
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  Tradescantia reverchonii Bush Native TRRE

  Reverchon's spiderwort · Commelinaceae
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  Tradescantia subacaulis Bush Native TRSU

  stemless spiderwort · Commelinaceae
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  Trepocarpus aethusae Nutt. ex DC. Native TRAE2

  whitenymph · Apiaceae
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  Triadica sebifera (L.) Small Introduced TRSE6

  Chinese tallow · Euphorbiaceae
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  Tridens strictus (Nutt.) Nash Native TRST2

  longspike tridens · Poaceae
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  Trifolium bejariense Moric. Native TRBE3

  Bejar clover · Fabaceae
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  Trifolium polymorphum Poir. Introduced TRPO6

  peanut clover · Fabaceae
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  Triodanis biflora (Ruiz & Pav.) Greene Native TRBI2

  small Venus' looking-glass · Campanulaceae