Pennsylvania

• Adams 42001
  1,101 taxa Open ↗
• Allegheny 42003
  1,943 taxa Open ↗
• Armstrong 42005
  1,126 taxa Open ↗
• Beaver 42007
  1,402 taxa Open ↗
• Bedford 42009
  1,989 taxa Open ↗
• Berks 42011
  2,115 taxa Open ↗
• Blair 42013
  1,613 taxa Open ↗
• Bradford 42015
  1,111 taxa Open ↗
• Bucks 42017
  2,298 taxa Open ↗
• Butler 42019
  1,422 taxa Open ↗

Showing 1,301–1,350 of 3,901.

• 
  Eleocharis fallax Weath. Native ELFA

  creeping spikerush · Cyperaceae 1 county
• 
  Eleocharis flavescens (Poir.) Urb. Native ELFL

  yellow spikerush · Cyperaceae 1 county
• 
  Eleocharis flavescens (Poir.) Urb. var. flavescens Native ELFLF

  yellow spikerush · Cyperaceae 1 county
• 
  Eleocharis geniculata (L.) Roem. & Schult. Native ELGE

  Canada spikesedge · Cyperaceae 1 county
• 
  Eleocharis intermedia Schult. Native ELIN

  matted spikerush · Cyperaceae 12 counties
• 
  Eleocharis microcarpa Torr. Native ELMI2

  smallfruit spikerush · Cyperaceae 1 county
• 
  Eleocharis obtusa (Willd.) Schult. Native ELOB2

  blunt spikerush · Cyperaceae 67 counties
• ⚘
  Eleocharis olivacea Torr. Native ELOL

  bright green spikerush · Cyperaceae 14 counties
• ⚘
  Eleocharis olivacea Torr. var. olivacea Native ELOLO

  bright green spikerush · Cyperaceae 14 counties
• 
  Eleocharis palustris (L.) Roem. & Schult. Native ELPA3

  common spikerush · Cyperaceae 47 counties
• 
  Eleocharis palustris (L.) Roem. & Schult. var. palustris Native ELPAP

  common spikerush · Cyperaceae 47 counties
• 
  Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer Native ELPA5

  dwarf spikerush · Cyperaceae 2 counties
• 
  Eleocharis quadrangulata (Michx.) Roem. & Schult. Native ELQU

  squarestem spikerush · Cyperaceae 6 counties
• 
  Eleocharis quinqueflora (Hartmann) O. Schwarz Native ELQU2

  fewflower spikerush · Cyperaceae 2 counties
• 
  Eleocharis robbinsii Oakes Native ELRO

  Robbins' spikerush · Cyperaceae 5 counties
• 
  Eleocharis rostellata (Torr.) Torr. Native ELRO2

  beaked spikerush · Cyperaceae 2 counties
• 
  Eleocharis tenuis (Willd.) Schult. Native ELTE

  slender spikerush · Cyperaceae 52 counties
• 
  Eleocharis tenuis (Willd.) Schult. var. pseudoptera (Weath. ex Svens.) Svens. Native ELTEP

  slender spikerush · Cyperaceae 16 counties
• 
  Eleocharis tenuis (Willd.) Schult. var. tenuis Native ELTET

  slender spikerush · Cyperaceae 50 counties
• 
  Eleocharis tenuis (Willd.) Schult. var. verrucosa (Svens.) Svens. Native ELTEV

  slender spikerush · Cyperaceae 6 counties
• 
  Eleocharis tricostata Torr. Native ELTR5

  three-angle spikerush · Cyperaceae 1 county
• 
  Eleocharis tuberculosa (Michx.) Roem. & Schult. Native ELTU

  cone-cup spikerush · Cyperaceae 1 county
• 
  Elephantopus carolinianus Raeusch. Native ELCA3

  Carolina elephantsfoot · Asteraceae 5 counties
• 
  Eleusine indica (L.) Gaertn. Introduced ELIN3

  Indian goosegrass · Poaceae 44 counties
• 
  Eleutherococcus pentaphyllus (Siebold & Zucc.) Nakai Introduced ELPE6

  ginseng · Araliaceae 5 counties
• 
  Ellisia nyctelea (L.) L. Native ELNY

  Aunt Lucy · Hydrophyllaceae 7 counties
• 
  Elodea canadensis Michx. Native ELCA7

  Canadian waterweed · Hydrocharitaceae 46 counties
• 
  Elodea nuttallii (Planch.) H. St. John Native ELNU2

  western waterweed · Hydrocharitaceae 50 counties
• 
  Elodea schweinitzii (Planch.) Caspary Native ELSC

  Schweinitz's waterweed · Hydrocharitaceae 1 county
• 
  Elymus canadensis L. Native ELCA4

  Canada wildrye · Poaceae 35 counties
• 
  Elymus hystrix L. Native ELHY

  eastern bottlebrush grass · Poaceae 60 counties
• 
  Elymus hystrix L. var. hystrix Native ELHYH

  eastern bottlebrush grass · Poaceae 1 county
• 
  Elymus macgregorii R. Brooks & J.J.N. Campb. Native ELMA

  early wildrye · Poaceae 5 counties
• 
  Elymus repens (L.) Gould Introduced ELRE4

  quackgrass · Poaceae 62 counties
• 
  Elymus riparius Wiegand Native ELRI

  riverbank wildrye · Poaceae 66 counties
• 
  Elymus trachycaulus (Link) Gould ex Shinners Native ELTR7

  slender wheatgrass · Poaceae 9 counties
• 
  Elymus villosus Muhl. ex Willd. Native ELVI

  hairy wildrye · Poaceae 40 counties
• 
  Elymus virginicus L. Native ELVI3

  Virginia wildrye · Poaceae 67 counties
• 
  Elymus wiegandii Fernald Native ELWI

  Wiegand's wildrye · Poaceae 9 counties
• 
  Epifagus virginiana (L.) W.P.C. Barton Native EPVI2

  beechdrops · Orobanchaceae 57 counties
• 
  Epigaea repens L. Native EPRE2

  trailing arbutus · Ericaceae 66 counties
• 
  Epilobium ciliatum Raf. Native EPCI

  fringed willowherb · Onagraceae 49 counties
• 
  Epilobium ciliatum Raf. ssp. ciliatum Native EPCIC

  fringed willowherb · Onagraceae 49 counties
• 
  Epilobium coloratum Biehler Native EPCO

  purpleleaf willowherb · Onagraceae 66 counties
• 
  Epilobium hirsutum L. Introduced EPHI

  codlins and cream · Onagraceae 19 counties
• 
  Epilobium leptophyllum Raf. Native EPLE2

  bog willowherb · Onagraceae 32 counties
• 
  Epilobium palustre L. Native EPPA

  marsh willowherb · Onagraceae 6 counties
• 
  Epilobium parviflorum Schreb. Introduced EPPA5

  smallflower hairy willowherb · Onagraceae 1 county
• 
  Epilobium strictum Muhl. ex Spreng. Native EPST

  downy willowherb · Onagraceae 8 counties
• 
  Epipactis helleborine (L.) Crantz Introduced EPHE

  broadleaf helleborine · Orchidaceae 34 counties