Beckham County

Showing 251–298 of 298.

• 
  Salix interior Rowlee Native SAIN3

  sandbar willow · Salicaceae
• 
  Salix nigra Marshall Native SANI

  black willow · Salicaceae
• 
  Salvia azurea Michx. ex Lam. Native SAAZ

  azure blue sage · Lamiaceae
• 
  Salvia azurea Michx. ex Lam. var. grandiflora Benth. Native SAAZG

  pitcher sage · Lamiaceae
• 
  Schedonnardus paniculatus (Nutt.) Trel. Native SCPA

  tumblegrass · Poaceae
• 
  Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller Native SCAM6

  chairmaker's bulrush · Cyperaceae
• 
  Scutellaria drummondii Benth. Native SCDR2

  Drummond's skullcap · Lamiaceae
• 
  Scutellaria drummondii Benth. var. edwardsiana B.L. Turner Native SCDRE

  Drummond's skullcap · Lamiaceae
• 
  Scutellaria resinosa Torr. Native SCRE3

  sticky skullcap · Lamiaceae
• 
  Scutellaria wrightii A. Gray Native SCWR2

  Wright's skullcap · Lamiaceae
• 
  Senecio riddellii Torr. & A. Gray Native SERI2

  Riddell's ragwort · Asteraceae
• 
  Solanum elaeagnifolium Cav. Native SOEL

  silverleaf nightshade · Solanaceae
• 
  Solanum rostratum Dunal Native SORO

  buffalobur nightshade · Solanaceae
• 
  Solidago nemoralis Aiton Native SONE

  gray goldenrod · Asteraceae
• 
  Sphenopholis obtusata (Michx.) Scribn. Native SPOB

  prairie wedgescale · Poaceae
• 
  Sporobolus airoides (Torr.) Torr. Native SPAI

  alkali sacaton · Poaceae
• 
  Sporobolus cryptandrus (Torr.) A. Gray Native SPCR

  sand dropseed · Poaceae
• 
  Stenaria nigricans (Lam.) Terrell Native STNI6

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

  diamondflowers · Rubiaceae
• 
  Stillingia sylvatica L. Native STSY

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

  queen's-delight · Euphorbiaceae
• 
  Symphyotrichum divaricatum (Nutt.) G.L. Nesom Native SYDI2

  southern annual saltmarsh aster · Asteraceae
• 
  Symphyotrichum falcatum (Lindl.) G.L. Nesom Native SYFA

  white prairie aster · Asteraceae
• 
  Symphyotrichum falcatum (Lindl.) G.L. Nesom var. commutatum (Torr. & A. Gray) G.L. Nesom Native SYFAC

  white prairie aster · Asteraceae
• 
  Tamarix ramosissima Ledeb. Introduced TARA

  saltcedar · Tamaricaceae
• 
  Tephrosia virginiana (L.) Pers. Native TEVI

  Virginia tephrosia · Fabaceae
• 
  Tetraneuris linearifolia (Hook.) Greene Native TELI3

  fineleaf fournerved daisy · Asteraceae
• 
  Tetraneuris linearifolia (Hook.) Greene var. linearifolia Native TELIL

  fineleaf fournerved daisy · Asteraceae
• 
  Tetraneuris scaposa (DC.) Greene Native TESC2

  stemmy four-nerve daisy · Asteraceae
• 
  Tetraneuris scaposa (DC.) Greene var. scaposa Native TESCS

  stemmy four-nerve daisy · Asteraceae
• 
  Thelesperma filifolium (Hook.) A. Gray Native THFI

  stiff greenthread · Asteraceae
• 
  Thelesperma filifolium (Hook.) A. Gray var. intermedium (Rydb.) Shinners Native THFII

  stiff greenthread · Asteraceae
• 
  Thelesperma megapotamicum (Spreng.) Kuntze Native THME

  Hopi tea greenthread · Asteraceae
• 
  Tradescantia ohiensis Raf. Native TROH

  bluejacket · Commelinaceae
• 
  Tragia ramosa Torr. Native TRRA5

  branched noseburn · Euphorbiaceae
• 
  Tribulus terrestris L. Introduced TRTE

  puncturevine · Zygophyllaceae
• 
  Ulmus americana L. Native ULAM

  American elm · Ulmaceae
• 
  Ulmus pumila L. Introduced ULPU

  Siberian elm · Ulmaceae
• 
  Verbena stricta Vent. Native VEST

  hoary verbena · Verbenaceae
• ⚘
  Verbesina encelioides (Cav.) Benth. & Hook. f. ex A. Gray Native VEEN

  golden crownbeard · Asteraceae
• ⚘
  Verbesina encelioides (Cav.) Benth. & Hook. f. ex A. Gray ssp. exauriculata (B.L. Rob. & Greenm.) J.R. Coleman Native VEENE2

  golden crownbeard · Asteraceae
• 
  Vernonia baldwinii Torr. Native VEBA

  Baldwin's ironweed · Asteraceae
• 
  Vernonia baldwinii Torr. ssp. interior (Small) Faust Native VEBAI2

  interior ironweed · Asteraceae
• 
  Vitis acerifolia Raf. Native VIAC2

  mapleleaf grape · Vitaceae
• 
  Xanthisma texanum DC. Native XATE

  Texas sleepydaisy · Asteraceae
• 
  Xanthisma texanum DC. var. drummondii (Torr. & A. Gray) A. Gray Native XATED

  Drummond's sleepydaisy · Asteraceae
• 
  Xanthium strumarium L. Native XAST

  rough cocklebur · Asteraceae
• 
  Zinnia grandiflora Nutt. Native ZIGR

  Rocky Mountain zinnia · Asteraceae