New York

• Albany 36001
  1,960 taxa Open ↗
• Allegany 36003
  637 taxa Open ↗
• Bronx 36005
  2,098 taxa Open ↗
• Broome 36007
  421 taxa Open ↗
• Cattaraugus 36009
  1,554 taxa Open ↗
• Cayuga 36011
  1,055 taxa Open ↗
• Chautauqua 36013
  856 taxa Open ↗
• Chemung 36015
  1,296 taxa Open ↗
• Chenango 36017
  856 taxa Open ↗
• Clinton 36019
  943 taxa Open ↗

Showing 2,101–2,150 of 4,587.

• 
  Hordeum pusillum Nutt. Native HOPU

  little barley · Poaceae 5 counties
• 
  Hordeum vulgare L. Introduced HOVU

  common barley · Poaceae 18 counties
• 
  Hosta lancifolia (Thunb.) Engl. Introduced HOLA3

  narrowleaf plantain lily · Liliaceae 2 counties
• 
  Hosta ventricosa (Salisb.) Stearn Introduced HOVE

  blue plantain lily · Liliaceae 6 counties
• 
  Hottonia inflata Elliott Native HOIN

  American featherfoil · Primulaceae 8 counties
• 
  Houstonia caerulea L. Native HOCA4

  azure bluet · Rubiaceae 35 counties
• 
  Houstonia longifolia Gaertn. Native HOLO

  longleaf summer bluet · Rubiaceae 19 counties
• 
  Houstonia purpurea L. Native HOPU2

  Venus' pride · Rubiaceae 8 counties
• 
  Houstonia purpurea L. var. calycosa A. Gray Native HOPUC

  Venus' pride · Rubiaceae 6 counties
• 
  Houstonia purpurea L. var. purpurea Native HOPUP3

  Venus' pride · Rubiaceae 4 counties
• 
  Houstonia pusilla Schoepf Native HOPU3

  tiny bluet · Rubiaceae 2 counties
• 
  Hudsonia ericoides L. Native HUER

  pine barren goldenheather · Cistaceae 4 counties
• 
  Hudsonia tomentosa Nutt. Native HUTO

  woolly beachheather · Cistaceae 7 counties
• 
  Humulus japonicus Siebold & Zucc. Introduced HUJA

  Japanese hop · Cannabaceae 25 counties
• 
  Humulus lupulus L. Both HULU

  common hop · Cannabaceae 48 counties
• 
  Huperzia appalachiana Beitel & Mickel Native HUAP

  Appalachian clubmoss · Lycopodiaceae 3 counties
• 
  Huperzia lucidula (Michx.) Trevis. Native HULU2

  shining clubmoss · Lycopodiaceae 54 counties
• 
  Huperzia selago (L.) Bernh. ex Schrank & Mart. Native HUSE

  fir clubmoss · Lycopodiaceae 6 counties
• 
  Huperzia selago (L.) Bernh. ex Schrank & Mart. var. selago Native HUSES

  fir clubmoss · Lycopodiaceae 6 counties
• ⚘
  Huperzia ×bartleyi (Cusick) Kartesz & Gandhi [lucidula × porophila] Native HUBA

  clubmoss · Lycopodiaceae 1 county
• 
  Hyacinthoides hispanica (Mill.) Rothm. Introduced HYHI5

  Hispanic hyacinthoides · Liliaceae 2 counties
• 
  Hyacinthoides non-scripta (L.) Chouard ex Rothm. Introduced HYNO

  English bluebell · Liliaceae 4 counties
• 
  Hybanthus concolor (T.F. Forst.) Spreng. Native HYCO6

  eastern greenviolet · Violaceae 12 counties
• 
  Hydrangea arborescens L. Native HYAR

  wild hydrangea · Hydrangeaceae 18 counties
• 
  Hydrangea paniculata Siebold Introduced HYPA

  panicled hydrangea · Hydrangeaceae 5 counties
• 
  Hydrastis canadensis L. Native HYCA

  goldenseal · Ranunculaceae 24 counties
• 
  Hydrilla verticillata (L. f.) Royle Introduced HYVE3

  waterthyme · Hydrocharitaceae 2 counties
• 
  Hydrocharis morsus-ranae L. Introduced HYMO6

  common frogbit · Hydrocharitaceae 4 counties
• 
  Hydrocotyle americana L. Native HYAM

  American marshpennywort · Apiaceae 37 counties
• 
  Hydrocotyle ranunculoides L. f. Native HYRA

  floating marshpennywort · Apiaceae 2 counties
• 
  Hydrocotyle umbellata L. Native HYUM

  manyflower marshpennywort · Apiaceae 6 counties
• 
  Hydrocotyle verticillata Thunb. Native HYVE2

  whorled marshpennywort · Apiaceae 2 counties
• 
  Hydrocotyle verticillata Thunb. var. fetherstoniana (Jennings) Mathias Native HYVEF

  whorled marshpennywort · Apiaceae 2 counties
• 
  Hydrophyllum canadense L. Native HYCA3

  bluntleaf waterleaf · Hydrophyllaceae 27 counties
• 
  Hydrophyllum virginianum L. Native HYVI

  eastern waterleaf · Hydrophyllaceae 42 counties
• 
  Hydrophyllum virginianum L. var. virginianum Native HYVIV

  eastern waterleaf · Hydrophyllaceae 41 counties
• 
  Hylocomium splendens (Hedw.) Schimp. Native HYSP70

  splendid feather moss · Hylocomiaceae 1 county
• 
  Hylotelephium spectabile (Boreau) H. Ohba Introduced HYSP9

  showy stonecrop · Crassulaceae 6 counties
• 
  Hylotelephium telephioides (Michx.) H. Ohba Native HYTE9

  Allegheny stonecrop · Crassulaceae 7 counties
• 
  Hylotelephium telephium (L.) H. Ohba Introduced HYTE10

  witch's moneybags · Crassulaceae 31 counties
• 
  Hylotelephium telephium (L.) H. Ohba ssp. telephium Introduced HYTET2

  witch's moneybags · Crassulaceae 25 counties
• 
  Hyoscyamus niger L. Introduced HYNI

  black henbane · Solanaceae 8 counties
• 
  Hypericum adpressum W.P.C. Barton Native HYAD

  creeping St. Johnswort · Clusiaceae 2 counties
• 
  Hypericum ascyron L. Native HYAS80

  great St. Johnswort · Clusiaceae 22 counties
• 
  Hypericum boreale (Britton) E.P. Bicknell Native HYBO2

  northern St. Johnswort · Clusiaceae 27 counties
• 
  Hypericum canadense L. Native HYCA7

  lesser Canadian St. Johnswort · Clusiaceae 31 counties
• 
  Hypericum crux-andreae (L.) Crantz Native HYCR3

  St. Peterswort · Clusiaceae 1 county
• 
  Hypericum densiflorum Pursh Native HYDE

  bushy St. Johnswort · Clusiaceae 3 counties
• 
  Hypericum denticulatum Walter Native HYDE2

  coppery St. Johnswort · Clusiaceae 2 counties
• ⚘
  Hypericum dissimulatum E.P. Bicknell Native HYDI2

  disguised St. Johnswort · Clusiaceae 4 counties