Washington County

Showing 251–300 of 954.

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  Dicentra cucullaria (L.) Bernh. Native DICU

  dutchman's breeches · Fumariaceae
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  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark Native DIAC2

  tapered rosette grass · Poaceae
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  Dichanthelium acuminatum (Sw.) Gould & C.A. Clark var. fasciculatum (Torr.) Freckmann Native DIACF

  western panicgrass · Poaceae
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  Dichanthelium clandestinum (L.) Gould Native DICL

  deertongue · Poaceae
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  Dichanthelium dichotomum (L.) Gould Native DIDI6

  cypress panicgrass · Poaceae
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  Dichanthelium dichotomum (L.) Gould var. dichotomum Native DIDID

  cypress panicgrass · Poaceae
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  Diodia virginiana L. Native DIVI3

  Virginia buttonweed · Rubiaceae
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  Diodia virginiana L. var. virginiana Native DIVIV2

  Virginia buttonweed · Rubiaceae
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  Dioscorea villosa L. Native DIVI4

  wild yam · Dioscoreaceae
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  Diospyros virginiana L. Native DIVI5

  common persimmon · Ebenaceae
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  Diplazium pycnocarpon (Spreng.) Broun Native DIPY

  glade fern · Dryopteridaceae
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  Dipsacus fullonum L. Introduced DIFU2

  Fuller's teasel · Dipsacaceae
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  Dirca palustris L. Native DIPA9

  eastern leatherwood · Thymelaeaceae
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  Doellingeria infirma (Michx.) Greene Native DOIN2

  cornel-leaf whitetop · Asteraceae
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  Draba verna L. Introduced DRVE2

  spring draba · Brassicaceae
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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 goldieana (Hook. ex Goldie) A. Gray Native DRGO3

  Goldie's woodfern · Dryopteridaceae
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  Dryopteris intermedia (Muhl. ex Willd.) A. Gray Native DRIN5

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

  marginal woodfern · Dryopteridaceae
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  Dryopteris ×neowherryi W.H. Wagner [goldiana × marginalis] Native DRNE2

  woodfern · Dryopteridaceae
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  Dryopteris ×triploidea Wherry [carthusiana × intermedia] Native DRTR

  woodfern · Dryopteridaceae
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  Dysphania ambrosioides (L.) Mosyakin & Clemants Both DYAM

  Mexican tea · Chenopodiaceae
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  Echinochloa muricata (P. Beauv.) Fernald Native ECMU2

  rough barnyardgrass · Poaceae
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  Echinochloa muricata (P. Beauv.) Fernald var. muricata Native ECMUM2

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

  wild cucumber · Cucurbitaceae
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  Echium vulgare L. Introduced ECVU

  common viper's bugloss · Boraginaceae
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  Eclipta prostrata (L.) L. Native ECPR

  false daisy · Asteraceae
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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
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  Elymus hystrix L. Native ELHY

  eastern bottlebrush grass · Poaceae
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  Elymus hystrix L. var. hystrix Native ELHYH

  eastern bottlebrush grass · Poaceae
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  Elymus riparius Wiegand Native ELRI

  riverbank wildrye · Poaceae
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  Elymus villosus Muhl. ex Willd. Native ELVI

  hairy wildrye · Poaceae
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  Elymus virginicus L. Native ELVI3

  Virginia wildrye · Poaceae
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  Elymus virginicus L. var. virginicus Native ELVIV

  Virginia wildrye · Poaceae
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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 coloratum Biehler Native EPCO

  purpleleaf willowherb · Onagraceae
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  Equisetum arvense L. Native EQAR

  field 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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  Eragrostis hypnoides (Lam.) Britton, Sterns & Poggenb. Native ERHY

  teal lovegrass · Poaceae
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  Eragrostis pectinacea (Michx.) Nees ex Steud. Native ERPE

  tufted lovegrass · Poaceae
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  Eragrostis spectabilis (Pursh) Steud. Native ERSP

  purple lovegrass · Poaceae
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  Erechtites hieraciifolius (L.) Raf. ex DC. Native ERHI12

  American burnweed · Asteraceae
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  Erechtites hieraciifolius (L.) Raf. ex DC. var. hieraciifolius Native ERHIH2

  American burnweed · Asteraceae
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  Erigenia bulbosa (Michx.) Nutt. Native ERBU

  harbinger of spring · Apiaceae
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  Erigeron annuus (L.) Pers. Native ERAN

  eastern daisy fleabane · Asteraceae
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  Erigeron philadelphicus L. Native ERPH

  Philadelphia fleabane · Asteraceae