Delaware County

Showing 551–600 of 726.

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  Sagittaria brevirostra Mack. & Bush Native SABR8

  shortbeak arrowhead · Alismataceae
• 
  Salix alba L. Introduced SAAL2

  white willow · Salicaceae
• 
  Salix amygdaloides Andersson Native SAAM2

  peachleaf willow · Salicaceae
• 
  Salix discolor Muhl. Native SADI

  pussy willow · Salicaceae
• 
  Salix eriocephala Michx. Native SAER

  Missouri River willow · Salicaceae
• ⚘
  Salix fragilis L. Introduced SAFR

  crack willow · Salicaceae
• 
  Salix interior Rowlee Native SAIN3

  sandbar willow · Salicaceae
• 
  Salix lucida Muhl. Native SALU

  shining willow · Salicaceae
• 
  Salix lucida Muhl. ssp. lucida Native SALUL2

  shining willow · Salicaceae
• 
  Salix nigra Marshall Native SANI

  black willow · Salicaceae
• 
  Salix purpurea L. Introduced SAPU2

  purpleosier willow · Salicaceae
• 
  Sambucus nigra L. Both SANI4

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

  American black elderberry · Caprifoliaceae
• 
  Samolus valerandi L. Both SAVA3

  seaside brookweed · Primulaceae
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  Samolus valerandi L. ssp. parviflorus (Raf.) Hultén Native SAVAP

  seaside brookweed · Primulaceae
• 
  Sanguinaria canadensis L. Native SACA13

  bloodroot · Papaveraceae
• 
  Sanicula canadensis L. Native SACA15

  Canadian blacksnakeroot · Apiaceae
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  Sanicula odorata (Raf.) K.M. Pryer & L.R. Phillippe Native SAOD

  clustered blacksnakeroot · Apiaceae
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  Sanicula trifoliata E.P. Bicknell Native SATR4

  largefruit blacksnakeroot · Apiaceae
• 
  Sassafras albidum (Nutt.) Nees Native SAAL5

  sassafras · Lauraceae
• 
  Saururus cernuus L. Native SACE

  lizard's tail · Saururaceae
• 
  Saxifraga pensylvanica L. Native SAPE8

  eastern swamp saxifrage · Saxifragaceae
• 
  Schizachyrium scoparium (Michx.) Nash Native SCSC

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

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

  softstem bulrush · Cyperaceae
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  Scirpus atrovirens Willd. Native SCAT2

  green bulrush · Cyperaceae
• 
  Scirpus cyperinus (L.) Kunth Native SCCY

  woolgrass · Cyperaceae
• 
  Scrophularia marilandica L. Native SCMA2

  carpenter's square · Scrophulariaceae
• 
  Scutellaria incana Biehler Native SCIN

  hoary skullcap · Lamiaceae
• 
  Scutellaria incana Biehler var. incana Native SCINI2

  hoary skullcap · Lamiaceae
• 
  Scutellaria lateriflora L. Native SCLA2

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

  blue skullcap · Lamiaceae
• 
  Scutellaria nervosa Pursh Native SCNE2

  veiny skullcap · Lamiaceae
• 
  Scutellaria ovata Hill Native SCOV

  heartleaf skullcap · Lamiaceae
• 
  Scutellaria ovata Hill ssp. ovata Native SCOVO

  heartleaf skullcap · Lamiaceae
• 
  Securigera varia (L.) Lassen Introduced SEVA4

  crownvetch · Fabaceae
• 
  Sedum ternatum Michx. Native SETE3

  woodland stonecrop · Crassulaceae
• 
  Senna hebecarpa (Fernald) Irwin & Barneby Native SEHE3

  American senna · Fabaceae
• 
  Sicyos angulatus L. Native SIAN

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

  prickly fanpetals · Malvaceae
• 
  Silene virginica L. Native SIVI4

  fire pink · Caryophyllaceae
• 
  Silene virginica L. var. virginica Native SIVIV

  fire pink · Caryophyllaceae
• 
  Silene vulgaris (Moench) Garcke Introduced SIVU

  maidenstears · Caryophyllaceae
• 
  Silphium perfoliatum L. Native SIPE2

  cup plant · Asteraceae
• 
  Silphium perfoliatum L. var. perfoliatum Native SIPEP

  cup plant · Asteraceae
• ⚘
  Silphium trifoliatum L. Native SITR7

  whorled rosinweed · Asteraceae
• 
  Sinapis arvensis L. Introduced SIAR4

  charlock mustard · Brassicaceae
• 
  Sinapis arvensis L. ssp. arvensis Introduced SIARA

  wild mustard · Brassicaceae
• 
  Sisymbrium officinale (L.) Scop. Introduced SIOF

  hedgemustard · Brassicaceae
• 
  Sisyrinchium angustifolium Mill. Native SIAN3

  narrowleaf blue-eyed grass · Iridaceae