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 1,051–1,100 of 2,748 (native).

• 
  Eupatorium rotundifolium L. var. rotundifolium Native EUROR

  roundleaf thoroughwort · Asteraceae 6 counties
• 
  Eupatorium serotinum Michx. Native EUSE2

  lateflowering thoroughwort · Asteraceae 12 counties
• 
  Eupatorium sessilifolium L. Native EUSE3

  upland boneset · Asteraceae 49 counties
• 
  Eupatorium sessilifolium L. var. vaseyi (Porter) Fernald & Grisc. Native EUSEV

  upland boneset · Asteraceae 3 counties
• 
  Euphorbia commutata Engelm. ex A. Gray Native EUCO8

  tinted woodland spurge · Euphorbiaceae 18 counties
• 
  Euphorbia corollata L. Native EUCO10

  flowering spurge · Euphorbiaceae 48 counties
• 
  Euphorbia dentata Michx. var. dentata Native EUDED

  toothed spurge · Euphorbiaceae 26 counties
• 
  Euphorbia ipecacuanhae L. Native EUIP

  American ipecac · Euphorbiaceae 1 county
• 
  Euphorbia marginata Pursh Native EUMA8

  snow on the mountain · Euphorbiaceae 23 counties
• 
  Euphorbia purpurea (Raf.) Fernald Native EUPU4

  Darlington's glade spurge · Euphorbiaceae 7 counties
• 
  Euphorbia spathulata Lam. Native EUSP

  warty spurge · Euphorbiaceae 3 counties
• 
  Eurybia divaricata (L.) G.L. Nesom Native EUDI16

  white wood aster · Asteraceae 66 counties
• 
  Eurybia macrophylla (L.) Cass. Native EUMA27

  bigleaf aster · Asteraceae 62 counties
• 
  Eurybia radula (Aiton) G.L. Nesom Native EURA10

  low rough aster · Asteraceae 17 counties
• 
  Eurybia schreberi (Nees) Nees Native EUSC5

  Schreber's aster · Asteraceae 55 counties
• 
  Eurybia spectabilis (Aiton) G.L. Nesom Native EUSP3

  eastern showy aster · Asteraceae 2 counties
• 
  Eustachys petraea (Sw.) Desv. Native EUPE9

  pinewoods fingergrass · Poaceae 1 county
• 
  Euthamia caroliniana (L.) Greene ex Porter & Britton Native EUCA26

  slender goldentop · Asteraceae 4 counties
• 
  Euthamia graminifolia (L.) Nutt. Native EUGR5

  flat-top goldentop · Asteraceae 66 counties
• 
  Euthamia graminifolia (L.) Nutt. var. graminifolia Native EUGRG

  flat-top goldentop · Asteraceae 66 counties
• 
  Eutrochium dubium (Willd. ex Poir.) E.E. Lamont Native EUDU6

  coastal plain joe pye weed · Asteraceae 9 counties
• 
  Eutrochium fistulosum (Barratt) E.E. Lamont Native EUFI14

  trumpetweed · Asteraceae 64 counties
• 
  Eutrochium maculatum (L.) E.E. Lamont Native EUMA9

  spotted joe pye weed · Asteraceae 41 counties
• 
  Eutrochium maculatum (L.) E.E. Lamont var. maculatum Native EUMAM4

  spotted joe pye weed · Asteraceae 41 counties
• 
  Eutrochium purpureum (L.) E.E. Lamont Native EUPU21

  sweetscented joe pye weed · Asteraceae 59 counties
• 
  Eutrochium purpureum (L.) E.E. Lamont var. purpureum Native EUPUP4

  sweetscented joe pye weed · Asteraceae 59 counties
• 
  Fagus grandifolia Ehrh. Native FAGR

  American beech · Fagaceae 66 counties
• 
  Festuca paradoxa Desv. Native FEPA2

  clustered fescue · Poaceae 7 counties
• 
  Festuca rubra L. ssp. rubra Native FERUR2

  red fescue · Poaceae 28 counties
• 
  Festuca subverticillata (Pers.) Alexeev Native FESU3

  nodding fescue · Poaceae 64 counties
• 
  Filipendula rubra (Hill) B.L. Rob. Native FIRU2

  queen of the prairie · Rosaceae 29 counties
• 
  Fimbristylis annua (All.) Roem. & Schult. Native FIAN

  annual fimbry · Cyperaceae 4 counties
• 
  Fimbristylis autumnalis (L.) Roem. & Schult. Native FIAU2

  slender fimbry · Cyperaceae 22 counties
• 
  Fimbristylis castanea (Michx.) Vahl Native FICA4

  marsh fimbry · Cyperaceae 2 counties
• 
  Fimbristylis puberula (Michx.) Vahl Native FIPU

  hairy fimbry · Cyperaceae 1 county
• 
  Fimbristylis puberula (Michx.) Vahl var. puberula Native FIPUP

  hairy fimbry · Cyperaceae 1 county
• 
  Fimbristylis vahlii (Lam.) Link Native FIVA

  Vahl's fimbry · Cyperaceae 1 county
• 
  Floerkea proserpinacoides Willd. Native FLPR

  false mermaidweed · Limnanthaceae 50 counties
• 
  Fragaria vesca L. Native FRVE

  woodland strawberry · Rosaceae 55 counties
• 
  Fragaria vesca L. ssp. americana (Porter) Staudt Native FRVEA2

  woodland strawberry · Rosaceae 40 counties
• 
  Fragaria vesca L. ssp. vesca Native FRVEV

  woodland strawberry · Rosaceae 47 counties
• 
  Fragaria virginiana Duchesne Native FRVI

  Virginia strawberry · Rosaceae 67 counties
• 
  Fragaria virginiana Duchesne ssp. virginiana Native FRVIV

  Virginia strawberry · Rosaceae 67 counties
• ⚘
  Fragaria ×ananassa (Weston) Duchesne ex Rozier (pro sp.) [chiloensis × virginiana] Native FRAN

  strawberry · Rosaceae 8 counties
• ⚘
  Fragaria ×ananassa (Weston) Duchesne ex Rozier ssp. ananassa Native FRANA3

  strawberry · Rosaceae 8 counties
• 
  Frasera caroliniensis Walter Native FRCA2

  American columbo · Gentianaceae 5 counties
• 
  Fraxinus americana L. Native FRAM2

  white ash · Oleaceae 66 counties
• 
  Fraxinus nigra Marshall Native FRNI

  black ash · Oleaceae 49 counties
• 
  Fraxinus pennsylvanica Marshall Native FRPE

  green ash · Oleaceae 48 counties
• 
  Fraxinus profunda (Bush) Bush Native FRPR

  pumpkin ash · Oleaceae 1 county