Knox County

Showing 401–450 of 1,348.

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  Distichlis spicata (L.) Greene Native DISP

  saltgrass · Poaceae
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  Doellingeria umbellata (Mill.) Nees Native DOUM2

  parasol whitetop · Asteraceae
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  Doellingeria umbellata (Mill.) Nees var. umbellata Native DOUMU

  parasol whitetop · Asteraceae
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  Dracocephalum parviflorum Nutt. Native DRPA2

  American dragonhead · Lamiaceae
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  Drosera intermedia Hayne Native DRIN3

  spoonleaf sundew · Droseraceae
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  Drosera rotundifolia L. Native DRRO

  roundleaf sundew · Droseraceae
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  Dryopteris carthusiana (Vill.) H.P. Fuchs Native DRCA11

  spinulose woodfern · Dryopteridaceae
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  Dryopteris cristata (L.) A. Gray Native DRCR4

  crested woodfern · Dryopteridaceae
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  Dryopteris marginalis (L.) A. Gray Native DRMA4

  marginal woodfern · Dryopteridaceae
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  Dulichium arundinaceum (L.) Britton Native DUAR3

  three-way sedge · Cyperaceae
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  Dulichium arundinaceum (L.) Britton var. arundinaceum Native DUARA

  three-way sedge · Cyperaceae
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  Echinochloa crus-galli (L.) P. Beauv. Introduced ECCR

  barnyardgrass · Poaceae
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  Echinocystis lobata (Michx.) Torr. & A. Gray Native ECLO

  wild cucumber · Cucurbitaceae
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  Echinops sphaerocephalus L. Introduced ECSP

  great globethistle · Asteraceae
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  Echium vulgare L. Introduced ECVU

  common viper's bugloss · Boraginaceae
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  Elaeagnus angustifolia L. Introduced ELAN

  Russian olive · Elaeagnaceae
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  Elatine minima (Nutt.) Fisch. & C.A. Mey. Native ELMI

  small waterwort · Elatinaceae
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  Eleocharis acicularis (L.) Roem. & Schult. Native ELAC

  needle spikerush · Cyperaceae
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  Eleocharis acicularis (L.) Roem. & Schult. var. acicularis Native ELACA

  needle spikerush · Cyperaceae
• ⚘
  Eleocharis halophila (Fernald & Brack.) Fernald & Brack. Native ELHA2

  saltmarsh spikerush · Cyperaceae
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  Eleocharis palustris (L.) Roem. & Schult. Native ELPA3

  common spikerush · Cyperaceae
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  Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer Native ELPA5

  dwarf spikerush · Cyperaceae
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  Eleocharis robbinsii Oakes Native ELRO

  Robbins' spikerush · Cyperaceae
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  Eleocharis tenuis (Willd.) Schult. Native ELTE

  slender spikerush · Cyperaceae
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  Eleocharis tenuis (Willd.) Schult. var. tenuis Native ELTET

  slender spikerush · Cyperaceae
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  Elodea canadensis Michx. Native ELCA7

  Canadian waterweed · Hydrocharitaceae
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  Elodea nuttallii (Planch.) H. St. John Native ELNU2

  western waterweed · Hydrocharitaceae
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  Elymus macgregorii R. Brooks & J.J.N. Campb. Native ELMA

  early wildrye · Poaceae
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  Elymus repens (L.) Gould Introduced ELRE4

  quackgrass · Poaceae
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  Elymus trachycaulus (Link) Gould ex Shinners Native ELTR7

  slender wheatgrass · Poaceae
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  Elymus trachycaulus (Link) Gould ex Shinners ssp. trachycaulus Native ELTRT

  slender wheatgrass · Poaceae
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  Elymus virginicus L. Native ELVI3

  Virginia wildrye · Poaceae
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  Empetrum eamesii Fernald & Wiegand Native EMEA

  purple crowberry · Empetraceae
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  Empetrum eamesii Fernald & Wiegand ssp. atropurpureum (Fernald & Wiegand) D. Löve Native EMEAA

  purple crowberry · Empetraceae
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  Epifagus virginiana (L.) W.P.C. Barton Native EPVI2

  beechdrops · Orobanchaceae
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  Epigaea repens L. Native EPRE2

  trailing arbutus · Ericaceae
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  Epilobium ciliatum Raf. Native EPCI

  fringed willowherb · Onagraceae
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  Epilobium ciliatum Raf. ssp. glandulosum (Lehm.) Hoch & P.H. Raven Native EPCIG

  fringed willowherb · Onagraceae
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  Epilobium coloratum Biehler Native EPCO

  purpleleaf willowherb · Onagraceae
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  Epilobium leptophyllum Raf. Native EPLE2

  bog willowherb · Onagraceae
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  Epilobium palustre L. Native EPPA

  marsh willowherb · Onagraceae
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  Epilobium strictum Muhl. ex Spreng. Native EPST

  downy willowherb · Onagraceae
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  Equisetum arvense L. Native EQAR

  field horsetail · Equisetaceae
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  Equisetum fluviatile L. Native EQFL

  water horsetail · Equisetaceae
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  Equisetum hyemale L. Native EQHY

  scouringrush horsetail · Equisetaceae
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  Equisetum hyemale L. var. affine (Engelm.) A.A. Eaton Native EQHYA

  scouringrush horsetail · Equisetaceae
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  Equisetum scirpoides Michx. Native EQSC

  dwarf scouringrush · Equisetaceae
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  Equisetum sylvaticum L. Native EQSY

  woodland horsetail · Equisetaceae
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  Equisetum variegatum Schleich. ex F. Weber & D. Mohr Native EQVA

  variegated scouringrush · Equisetaceae
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  Equisetum variegatum Schleich. ex F. Weber & D. Mohr var. variegatum Native EQVAV

  variegated scouringrush · Equisetaceae