Erie County

Showing 651–700 of 1,503.

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  Helianthus giganteus L. Native HEGI

  giant sunflower · Asteraceae
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  Helianthus grosseserratus M. Martens Native HEGR4

  sawtooth sunflower · Asteraceae
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  Helianthus hirsutus Raf. Native HEHI2

  hairy sunflower · Asteraceae
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  Helianthus maximiliani Schrad. Native HEMA2

  Maximilian sunflower · Asteraceae
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  Helianthus microcephalus Torr. & A. Gray Native HEMI3

  small woodland sunflower · Asteraceae
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  Helianthus mollis Lam. Native HEMO2

  ashy sunflower · Asteraceae
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  Helianthus occidentalis Riddell Native HEOC2

  fewleaf sunflower · Asteraceae
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  Helianthus occidentalis Riddell ssp. occidentalis Native HEOCO

  fewleaf sunflower · Asteraceae
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  Helianthus strumosus L. Native HEST

  paleleaf woodland sunflower · Asteraceae
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  Helianthus tuberosus L. Native HETU

  Jerusalem artichoke · Asteraceae
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  Heliopsis helianthoides (L.) Sweet Native HEHE5

  smooth oxeye · Asteraceae
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  Heliopsis helianthoides (L.) Sweet var. helianthoides Native HEHEH

  smooth oxeye · Asteraceae
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  Heliopsis helianthoides (L.) Sweet var. occidentalis (T.R. Fisher) Steyerm. Native HEHEO

  smooth oxeye · Asteraceae
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  Hepatica nobilis Schreb. Native HENO2

  hepatica · Ranunculaceae
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  Hepatica nobilis Schreb. var. obtusa (Pursh) Steyerm. Native HENOO

  roundlobe hepatica · Ranunculaceae
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  Heracleum maximum W. Bartram Native HEMA80

  common cowparsnip · Apiaceae
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  Hesperis matronalis L. Introduced HEMA3

  dames rocket · Brassicaceae
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  Hesperostipa spartea (Trin.) Barkworth Native HESP11

  porcupinegrass · Poaceae
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  Heteranthera dubia (Jacq.) MacMill. Native HEDU2

  grassleaf mudplantain · Pontederiaceae
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  Heuchera americana L. Native HEAM6

  American alumroot · Saxifragaceae
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  Heuchera americana L. var. americana Native HEAMA2

  American alumroot · Saxifragaceae
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  Hibiscus laevis All. Native HILA2

  halberdleaf rosemallow · Malvaceae
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  Hibiscus moscheutos L. Native HIMO

  crimsoneyed rosemallow · Malvaceae
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  Hibiscus trionum L. Introduced HITR

  flower of an hour · Malvaceae
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  Hieracium caespitosum Dumort. Introduced HICA10

  meadow hawkweed · Asteraceae
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  Hieracium gronovii L. Native HIGR3

  queendevil · Asteraceae
• ⚘
  Hieracium kalmii L. Native HIKA2

  Kalm's hawkweed · Asteraceae
• ⚘
  Hieracium kalmii L. var. fasciculatum (Pursh) Lepage Native HIKAF

  Canadian hawkweed · Asteraceae
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  Hieracium paniculatum L. Native HIPA2

  Allegheny hawkweed · Asteraceae
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  Hieracium piloselloides Vill. Introduced HIPI2

  tall hawkweed · Asteraceae
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  Hieracium scabrum Michx. Native HISC

  rough hawkweed · Asteraceae
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  Hieracium scabrum Michx. var. scabrum Native HISCS

  rough hawkweed · Asteraceae
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  Hieracium venosum L. Native HIVE

  rattlesnakeweed · Asteraceae
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  Hieracium ×floribundum Wimm. & Grab. (pro sp.) [caespitosum × lactucella] Introduced HIFL3

  hawkweed · Asteraceae
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  Holcus lanatus L. Introduced HOLA

  common velvetgrass · Poaceae
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  Hordeum jubatum L. Native HOJU

  foxtail barley · Poaceae
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  Hordeum jubatum L. ssp. jubatum Native HOJUJ

  foxtail barley · Poaceae
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  Houstonia caerulea L. Native HOCA4

  azure bluet · Rubiaceae
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  Houstonia canadensis Willd. ex Roem. & Schult. Native HOCA5

  Canadian summer bluet · Rubiaceae
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  Huperzia lucidula (Michx.) Trevis. Native HULU2

  shining clubmoss · Lycopodiaceae
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  Hybanthus concolor (T.F. Forst.) Spreng. Native HYCO6

  eastern greenviolet · Violaceae
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  Hydrastis canadensis L. Native HYCA

  goldenseal · Ranunculaceae
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  Hydrocotyle americana L. Native HYAM

  American marshpennywort · Apiaceae
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  Hydrophyllum appendiculatum Michx. Native HYAP

  great waterleaf · Hydrophyllaceae
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  Hydrophyllum canadense L. Native HYCA3

  bluntleaf waterleaf · Hydrophyllaceae
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  Hydrophyllum macrophyllum Nutt. Native HYMA

  largeleaf waterleaf · Hydrophyllaceae
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  Hydrophyllum virginianum L. Native HYVI

  eastern waterleaf · Hydrophyllaceae
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  Hydrophyllum virginianum L. var. virginianum Native HYVIV

  eastern waterleaf · Hydrophyllaceae
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  Hypericum ascyron L. Native HYAS80

  great St. Johnswort · Clusiaceae
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  Hypericum drummondii (Grev. & Hook.) Torr. & A. Gray Native HYDR

  nits and lice · Clusiaceae