Knox County

Showing 451–500 of 1,050.

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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
• 
  Hordeum vulgare L. Introduced HOVU

  common barley · Poaceae
• 
  Houstonia caerulea L. Native HOCA4

  azure bluet · Rubiaceae
• 
  Houstonia longifolia Gaertn. Native HOLO

  longleaf summer bluet · Rubiaceae
• 
  Humulus lupulus L. Both HULU

  common hop · Cannabaceae
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  Huperzia lucidula (Michx.) Trevis. Native HULU2

  shining clubmoss · Lycopodiaceae
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  Hydrangea arborescens L. Native HYAR

  wild hydrangea · Hydrangeaceae
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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 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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  Hylotelephium telephium (L.) H. Ohba Introduced HYTE10

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

  witch's moneybags · Crassulaceae
• 
  Hypericum ascyron L. Native HYAS80

  great St. Johnswort · Clusiaceae
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  Hypericum mutilum L. Native HYMU

  dwarf St. Johnswort · Clusiaceae
• 
  Hypericum perforatum L. Introduced HYPE

  common St. Johnswort · Clusiaceae
• 
  Hypericum prolificum L. Native HYPR

  shrubby St. Johnswort · Clusiaceae
• 
  Hypericum punctatum Lam. Native HYPU

  spotted St. Johnswort · Clusiaceae
• 
  Hypoxis hirsuta (L.) Coville Native HYHI2

  common goldstar · Liliaceae
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  Ilex verticillata (L.) A. Gray Native ILVE

  common winterberry · Aquifoliaceae
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  Impatiens capensis Meerb. Native IMCA

  jewelweed · Balsaminaceae
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  Impatiens pallida Nutt. Native IMPA

  pale touch-me-not · Balsaminaceae
• 
  Inula helenium L. Introduced INHE

  elecampane inula · Asteraceae
• 
  Ipomoea hederacea Jacq. Introduced IPHE

  ivyleaf morning-glory · Convolvulaceae
• 
  Ipomoea pandurata (L.) G. Mey. Native IPPA

  man of the earth · Convolvulaceae
• 
  Ipomoea purpurea (L.) Roth Introduced IPPU2

  tall morning-glory · Convolvulaceae
• 
  Isotria verticillata Raf. Native ISVE

  large whorled pogonia · Orchidaceae
• 
  Juglans cinerea L. Native JUCI

  butternut · Juglandaceae
• 
  Juglans nigra L. Native JUNI

  black walnut · Juglandaceae
• 
  Juncus effusus L. Native JUEF

  common rush · Juncaceae
• 
  Juncus torreyi Coville Native JUTO

  Torrey's rush · Juncaceae
• 
  Justicia americana (L.) Vahl Native JUAM

  American water-willow · Acanthaceae
• 
  Kalmia latifolia L. Native KALA

  mountain laurel · Ericaceae
• 
  Krigia biflora (Walter) S.F. Blake Native KRBI

  twoflower dwarfdandelion · Asteraceae
• 
  Krigia biflora (Walter) S.F. Blake var. biflora Native KRBIB

  twoflower dwarfdandelion · Asteraceae
• 
  Lactuca biennis (Moench) Fernald Native LABI

  tall blue lettuce · Asteraceae
• 
  Lactuca canadensis L. Native LACA

  Canada lettuce · Asteraceae
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  Lactuca floridana (L.) Gaertn. Native LAFL

  woodland lettuce · Asteraceae
• 
  Lactuca floridana (L.) Gaertn. var. floridana Native LAFLF

  woodland lettuce · Asteraceae
• 
  Lactuca serriola L. Introduced LASE

  prickly lettuce · Asteraceae
• 
  Lamium amplexicaule L. Introduced LAAM

  henbit deadnettle · Lamiaceae
• 
  Lamium maculatum L. Introduced LAMA

  spotted henbit · Lamiaceae
• 
  Lamium purpureum L. Introduced LAPU2

  purple deadnettle · Lamiaceae
• 
  Lamium purpureum L. var. purpureum Introduced LAPUP

  purple deadnettle · Lamiaceae
• 
  Laportea canadensis (L.) Weddell Native LACA3

  Canadian woodnettle · Urticaceae
• 
  Lathyrus latifolius L. Introduced LALA4

  perennial pea · Fabaceae