Colorado County

Showing 351–400 of 433.

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  Rhynchospora harveyi W. Boott var. harveyi Native RHHAH

  Harvey's beaksedge · Cyperaceae
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  Rhynchospora macrostachya Torr. ex A. Gray Native RHMA6

  tall horned beaksedge · Cyperaceae
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  Rhynchospora recognita (Gale) Kral Native RHRE8

  globe beaksedge · Cyperaceae
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  Richardia tricocca (Torr. & A. Gray) Standl. Native RITR2

  prairie Mexican clover · Rubiaceae
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  Ruellia nudiflora (Engelm. & A. Gray) Urb. Native RUNU

  violet wild petunia · Acanthaceae
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  Ruellia nudiflora (Engelm. & A. Gray) Urb. var. nudiflora Native RUNUN

  violet wild petunia · Acanthaceae
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  Sagittaria platyphylla (Engelm.) J.G. Sm. Native SAPL

  delta arrowhead · Alismataceae
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  Salix nigra Marshall Native SANI

  black willow · Salicaceae
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  Salix ×pendulina Wender. [babylonica × euxina] Introduced SAPE12

  Wisconsin weeping willow · Salicaceae
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  Salvia azurea Michx. ex Lam. Native SAAZ

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

  pitcher sage · Lamiaceae
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  Sanicula canadensis L. Native SACA15

  Canadian blacksnakeroot · Apiaceae
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  Schedonnardus paniculatus (Nutt.) Trel. Native SCPA

  tumblegrass · Poaceae
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  Schizachyrium scoparium (Michx.) Nash Native SCSC

  little bluestem · Poaceae
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  Sclerocarpus uniserialis (Benth.) Hemsl. Native SCUN2

  Mexican bonebract · Asteraceae
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  Sclerocarpus uniserialis (Benth.) Hemsl. var. uniserialis Native SCUNU

  Mexican bonebract · Asteraceae
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  Scutellaria cardiophylla Engelm. & A. Gray Native SCCA4

  gulf skullcap · Lamiaceae
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  Senecio ampullaceus Hook. Native SEAM2

  Texas ragwort · Asteraceae
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  Sesbania drummondii (Rydb.) Cory Native SEDR

  poisonbean · Fabaceae
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  Sida abutifolia Mill. Introduced SIAB

  spreading fanpetals · Malvaceae
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  Sida rhombifolia L. Native SIRH

  Cuban jute · Malvaceae
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  Silphium gracile A. Gray Native SIGR4

  slender rosinweed · Asteraceae
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  Sisyrinchium langloisii Greene Native SILA5

  roadside blue-eyed grass · Iridaceae
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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 sempervirens L. Native SOSE

  seaside goldenrod · Asteraceae
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  Solidago sempervirens L. var. mexicana (L.) Fernald Native SOSEM

  seaside goldenrod · Asteraceae
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  Solidago speciosa Nutt. Native SOSP2

  showy goldenrod · Asteraceae
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  Solidago speciosa Nutt. var. rigidiuscula Torr. & A. Gray Native SOSPR

  showy goldenrod · Asteraceae
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  Sorghastrum elliottii (C. Mohr) Nash Native SOEL3

  slender Indiangrass · Poaceae
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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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  Spiranthes cernua (L.) Rich. Native SPCE

  nodding lady's tresses · Orchidaceae
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  Spiranthes lacera (Raf.) Raf. Native SPLA4

  northern slender lady's tresses · Orchidaceae
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  Spiranthes lacera (Raf.) Raf. var. gracilis (Bigelow) Luer Native SPLAG

  northern slender lady's tresses · Orchidaceae
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  Spirodela polyrrhiza (L.) Schleid. Native SPPO

  common duckmeat · Lemnaceae
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  Sporobolus indicus (L.) R. Br. Introduced SPIN4

  smut grass · Poaceae
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  Sporobolus indicus (L.) R. Br. var. indicus Introduced SPINI2

  smut grass · Poaceae
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  Steinchisma hians (Elliott) Nash Native STHI3

  gaping grass · Poaceae
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  Stenotaphrum secundatum (Walter) Kuntze Native STSE

  St. Augustine grass · Poaceae
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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 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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  Symphyotrichum pratense (Raf.) G.L. Nesom Native SYPR7

  barrens silky aster · Asteraceae
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  Tephrosia onobrychoides Nutt. Native TEON

  multibloom hoarypea · Fabaceae
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  Teucrium canadense L. Native TECA3

  Canada germander · Lamiaceae
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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