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 2,001–2,050 of 3,901.

• 
  Leptochloa fusca (L.) Kunth Native LEFU21

  Malabar sprangletop · Poaceae 8 counties
• 
  Leptochloa fusca (L.) Kunth ssp. fascicularis (Lam.) N. Snow Native LEFUF

  bearded sprangletop · Poaceae 8 counties
• 
  Leptochloa panicea (Retz.) Ohwi Native LEPA6

  mucronate sprangletop · Poaceae 2 counties
• 
  Leptochloa panicea (Retz.) Ohwi ssp. brachiata (Steud.) N. Snow Native LEPAB

  mucronate sprangeltop · Poaceae 2 counties
• 
  Leptosiphon androsaceus Benth. Native LEAN19

  false babystars · Polemoniaceae 1 county
• 
  Lespedeza angustifolia (Pursh) Elliott Native LEAN

  narrowleaf lespedeza · Fabaceae 1 county
• 
  Lespedeza bicolor Turcz. Introduced LEBI2

  shrub lespedeza · Fabaceae 4 counties
• 
  Lespedeza capitata Michx. Native LECA8

  roundhead lespedeza · Fabaceae 38 counties
• 
  Lespedeza cuneata (Dum. Cours.) G. Don Introduced LECU

  sericea lespedeza · Fabaceae 18 counties
• 
  Lespedeza frutescens (L.) Hornem. Native LEFR5

  shrubby lespedeza · Fabaceae 58 counties
• 
  Lespedeza hirta (L.) Hornem. Native LEHI2

  hairy lespedeza · Fabaceae 59 counties
• 
  Lespedeza hirta (L.) Hornem. ssp. hirta Native LEHIH2

  hairy lespedeza · Fabaceae 59 counties
• 
  Lespedeza procumbens Michx. Native LEPR

  trailing lespedeza · Fabaceae 39 counties
• 
  Lespedeza repens (L.) W.P.C. Barton Native LERE2

  creeping lespedeza · Fabaceae 36 counties
• 
  Lespedeza stuevei Nutt. Native LEST5

  tall lespedeza · Fabaceae 2 counties
• 
  Lespedeza thunbergii (DC.) Nakai Introduced LETH4

  Thunberg's lespedeza · Fabaceae 3 counties
• 
  Lespedeza violacea (L.) Pers. Native LEVI6

  violet lespedeza · Fabaceae 40 counties
• 
  Lespedeza virginica (L.) Britton Native LEVI7

  slender lespedeza · Fabaceae 31 counties
• 
  Leucanthemum vulgare Lam. Introduced LEVU

  oxeye daisy · Asteraceae 66 counties
• 
  Leucojum aestivum L. Introduced LEAE

  summer snowflake · Liliaceae 6 counties
• 
  Leucojum aestivum L. ssp. aestivum Introduced LEAEA

  summer snowflake · Liliaceae 6 counties
• 
  Leucospora multifida (Michx.) Nutt. Native LEMU

  narrowleaf paleseed · Scrophulariaceae 3 counties
• 
  Levisticum officinale W.D.J. Koch Introduced LEOF

  garden lovage · Apiaceae 4 counties
• 
  Leymus mollis (Trin.) Pilg. Native LEMO8

  American dunegrass · Poaceae 1 county
• 
  Leymus mollis (Trin.) Pilg. ssp. mollis Native LEMOM2

  American dunegrass · Poaceae 1 county
• 
  Liatris pycnostachya Michx. Native LIPY

  prairie blazing star · Asteraceae 1 county
• 
  Liatris pycnostachya Michx. var. pycnostachya Native LIPYP

  prairie blazing star · Asteraceae 1 county
• 
  Liatris scariosa (L.) Willd. Native LISC2

  devil's bite · Asteraceae 14 counties
• 
  Liatris spicata (L.) Willd. Native LISP

  dense blazing star · Asteraceae 23 counties
• 
  Ligusticum canadense (L.) Britton Native LICA16

  Canadian licorice-root · Apiaceae 3 counties
• ⚘
  Ligustrum amurense Carrière Introduced LIAM

  Amur privet · Oleaceae 3 counties
• 
  Ligustrum obtusifolium Siebold & Zucc. Introduced LIOB

  border privet · Oleaceae 28 counties
• 
  Ligustrum ovalifolium Hassk. Introduced LIOV

  California privet · Oleaceae 10 counties
• 
  Ligustrum vulgare L. Introduced LIVU

  European privet · Oleaceae 27 counties
• 
  Lilium canadense L. Native LICA3

  Canada lily · Liliaceae 56 counties
• 
  Lilium canadense L. ssp. canadense Native LICAC

  Canada lily · Liliaceae 49 counties
• 
  Lilium canadense L. ssp. editorum (Fernald) Wherry Native LICAE

  Canada lily · Liliaceae 36 counties
• 
  Lilium candidum L. Introduced LICA22

  Madonna lily · Liliaceae 2 counties
• 
  Lilium lancifolium Thunb. Introduced LILA8

  tiger lily · Liliaceae 18 counties
• 
  Lilium philadelphicum L. Native LIPH

  wood lily · Liliaceae 48 counties
• 
  Lilium philadelphicum L. var. philadelphicum Native LIPHP

  wood lily · Liliaceae 47 counties
• 
  Lilium superbum L. Native LISU

  turk's-cap lily · Liliaceae 50 counties
• 
  Limosella australis R. Br. Native LIAU6

  Welsh mudwort · Scrophulariaceae 3 counties
• 
  Linaria dalmatica (L.) Mill. Introduced LIDA

  Dalmatian toadflax · Scrophulariaceae 4 counties
• 
  Linaria dalmatica (L.) Mill. ssp. dalmatica Introduced LIDAD

  Dalmatian toadflax · Scrophulariaceae 4 counties
• 
  Linaria supina (L.) Chaz. Introduced LISU3

  lesser butter and eggs · Scrophulariaceae 1 county
• 
  Linaria vulgaris Mill. Introduced LIVU2

  butter and eggs · Scrophulariaceae 66 counties
• 
  Lindera benzoin (L.) Blume Native LIBE3

  northern spicebush · Lauraceae 62 counties
• 
  Lindernia dubia (L.) Pennell Native LIDU

  yellowseed false pimpernel · Scrophulariaceae 59 counties
• 
  Lindernia dubia (L.) Pennell var. anagallidea (Michx.) Cooperr. Native LIDUA

  yellowseed false pimpernel · Scrophulariaceae 10 counties