Butler County

Showing 501–550 of 646.

• 
  Ruellia humilis Nutt. Native RUHU

  fringeleaf wild petunia · Acanthaceae
• 
  Ruellia strepens L. Native RUST2

  limestone wild petunia · Acanthaceae
• 
  Rumex altissimus Alph. Wood Native RUAL4

  pale dock · Polygonaceae
• 
  Rumex crispus L. Introduced RUCR

  curly dock · Polygonaceae
• 
  Rumex crispus L. ssp. crispus Introduced RUCRC

  curly dock · Polygonaceae
• 
  Sagittaria calycina Engelm. Native SACA21

  hooded arrowhead · Alismataceae
• 
  Sagittaria calycina Engelm. var. calycina Native SACAC

  hooded arrowhead · Alismataceae
• 
  Salix alba L. Introduced SAAL2

  white willow · Salicaceae
• 
  Salix caroliniana Michx. Native SACA5

  coastal plain willow · Salicaceae
• 
  Salix humilis Marshall Native SAHU2

  prairie willow · Salicaceae
• 
  Salix interior Rowlee Native SAIN3

  sandbar willow · Salicaceae
• 
  Salix lutea Nutt. Native SALU2

  yellow 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
• 
  Salvia reflexa Hornem. Native SARE3

  lanceleaf sage · Lamiaceae
• 
  Sambucus nigra L. Both SANI4

  black elderberry · Caprifoliaceae
• 
  Sambucus nigra L. ssp. canadensis (L.) R. Bolli Native SANIC4

  American black elderberry · Caprifoliaceae
• 
  Sanicula canadensis L. Native SACA15

  Canadian blacksnakeroot · Apiaceae
• 
  Sanicula canadensis L. var. canadensis Native SACAC2

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

  tumblegrass · Poaceae
• 
  Schedonorus pratensis (Huds.) P. Beauv. Introduced SCPR4

  meadow fescue · Poaceae
• 
  Schizachyrium scoparium (Michx.) Nash Native SCSC

  little bluestem · Poaceae
• 
  Schizachyrium scoparium (Michx.) Nash var. scoparium Native SCSCS

  little bluestem · Poaceae
• 
  Schoenoplectus tabernaemontani (C.C. Gmel.) Palla Native SCTA2

  softstem bulrush · Cyperaceae
• 
  Scirpus atrovirens Willd. Native SCAT2

  green bulrush · Cyperaceae
• 
  Scirpus pendulus Muhl. Native SCPE4

  rufous bulrush · Cyperaceae
• 
  Scrophularia marilandica L. Native SCMA2

  carpenter's square · Scrophulariaceae
• 
  Scutellaria lateriflora L. Native SCLA2

  blue skullcap · Lamiaceae
• 
  Scutellaria lateriflora L. var. lateriflora Native SCLAL2

  blue skullcap · Lamiaceae
• 
  Scutellaria parvula Michx. Native SCPA7

  small skullcap · Lamiaceae
• 
  Scutellaria parvula Michx. var. missouriensis (Torr.) Goodman & C.A. Lawson Native SCPAM

  Leonard's skullcap · Lamiaceae
• 
  Securigera varia (L.) Lassen Introduced SEVA4

  crownvetch · Fabaceae
• 
  Senna marilandica (L.) Link Native SEMA11

  Maryland senna · Fabaceae
• 
  Setaria parviflora (Poir.) Kerguélen Native SEPA10

  marsh bristlegrass · Poaceae
• 
  Setaria viridis (L.) P. Beauv. Introduced SEVI4

  green bristlegrass · Poaceae
• 
  Setaria viridis (L.) P. Beauv. var. viridis Introduced SEVIV

  green bristlegrass · Poaceae
• 
  Sicyos angulatus L. Native SIAN

  oneseed bur cucumber · Cucurbitaceae
• 
  Sida spinosa L. Native SISP

  prickly fanpetals · Malvaceae
• 
  Silene antirrhina L. Native SIAN2

  sleepy silene · Caryophyllaceae
• 
  Silene stellata (L.) W.T. Aiton Native SIST

  widowsfrill · Caryophyllaceae
• 
  Silphium integrifolium Michx. Native SIIN2

  wholeleaf rosinweed · Asteraceae
• 
  Silphium integrifolium Michx. var. laeve Torr. & A. Gray Native SIINL

  wholeleaf rosinweed · Asteraceae
• 
  Silphium laciniatum L. Native SILA3

  compassplant · Asteraceae
• 
  Silphium laciniatum L. var. laciniatum Native SILAL2

  compassplant · Asteraceae
• 
  Sisyrinchium campestre E.P. Bicknell Native SICA9

  prairie blue-eyed grass · Iridaceae
• 
  Smilax lasioneura Hook. Native SMLA3

  Blue Ridge carrionflower · Smilacaceae
• 
  Smilax tamnoides L. Native SMTA2

  bristly greenbrier · Smilacaceae
• 
  Solanum carolinense L. Native SOCA3

  Carolina horsenettle · Solanaceae
• 
  Solanum carolinense L. var. carolinense Native SOCAC4

  Carolina horsenettle · Solanaceae