Butler County

Showing 1,101–1,150 of 1,250.

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  Solidago radula Nutt. var. radula Native SORAR

  western rough goldenrod · Asteraceae
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  Solidago rugosa Mill. Native SORU2

  wrinkleleaf goldenrod · Asteraceae
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  Solidago rugosa Mill. ssp. aspera (Aiton) Cronquist Native SORUA

  wrinkleleaf goldenrod · Asteraceae
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  Solidago ulmifolia Muhl. ex Willd. Native SOUL2

  elmleaf goldenrod · Asteraceae
• 
  Solidago ulmifolia Muhl. ex Willd. var. ulmifolia Native SOULU2

  elmleaf goldenrod · Asteraceae
• 
  Sorghastrum nutans (L.) Nash Native SONU2

  Indiangrass · Poaceae
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  Sorghum halepense (L.) Pers. Introduced SOHA

  Johnsongrass · Poaceae
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  Sparganium americanum Nutt. Native SPAM

  American bur-reed · Sparganiaceae
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  Sparganium androcladum (Engelm.) Morong Native SPAN

  branched bur-reed · Sparganiaceae
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  Spermacoce glabra Michx. Native SPGL2

  smooth false buttonweed · Rubiaceae
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  Sphenoclea zeylanica Gaertn. Introduced SPZE

  chickenspike · Sphenocleaceae
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  Sphenopholis intermedia (Rydb.) Rydb. Native SPIN3

  slender wedgescale · Poaceae
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  Sphenopholis nitida (Biehler) Scribn. Native SPNI

  shiny wedgescale · Poaceae
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  Sphenopholis obtusata (Michx.) Scribn. Native SPOB

  prairie wedgescale · Poaceae
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  Spigelia marilandica (L.) L. Native SPMA3

  woodland pinkroot · Loganiaceae
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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
• 
  Spiranthes magnicamporum Sheviak Native SPMA5

  Great Plains lady's tresses · Orchidaceae
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  Spiranthes ovalis Lindl. Native SPOV

  October lady's tresses · Orchidaceae
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  Spiranthes ovalis Lindl. var. erostellata Catling Native SPOVE

  October lady's tresses · Orchidaceae
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  Spiranthes tuberosa Raf. Native SPTU

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

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

  common duckmeat · Lemnaceae
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  Sporobolus clandestinus (Biehler) Hitchc. Native SPCL

  rough dropseed · Poaceae
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  Sporobolus compositus (Poir.) Merr. Native SPCO16

  composite dropseed · Poaceae
• 
  Sporobolus indicus (L.) R. Br. Introduced SPIN4

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

  smut grass · Poaceae
• 
  Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood Native SPVA

  poverty dropseed · Poaceae
• 
  Stachys tenuifolia Willd. Native STTE

  smooth hedgenettle · Lamiaceae
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  Staphylea trifolia L. Native STTR

  American bladdernut · Staphyleaceae
• 
  Steinchisma hians (Elliott) Nash Native STHI3

  gaping grass · Poaceae
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  Stellaria longifolia Muhl. ex Willd. Native STLO

  longleaf starwort · Caryophyllaceae
• 
  Stellaria longifolia Muhl. ex Willd. var. longifolia Native STLOL

  longleaf starwort · Caryophyllaceae
• 
  Stellaria media (L.) Vill. Introduced STME2

  common chickweed · Caryophyllaceae
• 
  Stellaria media (L.) Vill. ssp. media Introduced STMEM

  common chickweed · Caryophyllaceae
• 
  Strophostyles helvola (L.) Elliott Native STHE9

  amberique-bean · Fabaceae
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  Strophostyles umbellata (Muhl. ex Willd.) Britton Native STUM2

  pink fuzzybean · Fabaceae
• 
  Stylosanthes biflora (L.) Britton, Sterns & Poggenb. Native STBI2

  sidebeak pencilflower · Fabaceae
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  Styrax americanus Lam. Native STAM4

  American snowbell · Styracaceae
• 
  Symphoricarpos orbiculatus Moench Native SYOR

  coralberry · Caprifoliaceae
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  Symphyotrichum cordifolium (L.) G.L. Nesom Native SYCO4

  common blue wood aster · Asteraceae
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  Symphyotrichum dumosum (L.) G.L. Nesom Native SYDU2

  rice button aster · Asteraceae
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  Symphyotrichum dumosum (L.) G.L. Nesom var. strictior (Torr. & A. Gray) G.L. Nesom Native SYDUS

  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 lateriflorum (L.) Á. Löve & D. Löve var. lateriflorum Native SYLAL7

  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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  Symphyotrichum patens (Aiton) G.L. Nesom var. patentissimum (Lindl. ex DC.) G.L. Nesom Native SYPAP

  late purple aster · Asteraceae
• 
  Symphyotrichum pilosum (Willd.) G.L. Nesom Native SYPI2

  hairy white oldfield aster · Asteraceae