York County

Showing 151–200 of 1,545.

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  Bidens discoidea (Torr. & A. Gray) Britton Native BIDI

  small beggarticks · Asteraceae
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  Bidens eatonii Fernald Native BIEA

  Eaton's beggarticks · Asteraceae
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  Bidens frondosa L. Native BIFR

  devil's beggartick · Asteraceae
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  Bidens hyperborea Greene Native BIHY

  estuary beggarticks · Asteraceae
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  Bidens tripartita L. Native BITR

  threelobe beggarticks · Asteraceae
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  Boehmeria cylindrica (L.) Sw. Native BOCY

  smallspike false nettle · Urticaceae
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  Bolboschoenus maritimus (L.) Palla Native BOMA7

  cosmopolitan bulrush · Cyperaceae
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  Botrychium dissectum Spreng. Native BODI2

  cutleaf grapefern · Ophioglossaceae
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  Botrychium lanceolatum (S.G. Gmel.) Angstr. Native BOLA

  lanceleaf grapefern · Ophioglossaceae
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  Botrychium lanceolatum (S.G. Gmel.) Angstr. var. angustisegmentum Pease & A.H. Moore Native BOLAA2

  lanceleaf grapefern · Ophioglossaceae
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  Botrychium matricariifolium (A. Braun ex Dowell) A. Braun ex W.D.J. Koch Native BOMA2

  matricary grapefern · Ophioglossaceae
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  Botrychium multifidum (S.G. Gmel.) Trevis. Native BOMU

  leathery grapefern · Ophioglossaceae
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  Botrychium simplex E. Hitchc. Native BOSI

  little grapefern · Ophioglossaceae
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  Botrychium virginianum (L.) Sw. Native BOVI

  rattlesnake fern · Ophioglossaceae
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  Bouteloua gracilis (Willd. ex Kunth) Lag. ex Griffiths Native BOGR2

  blue grama · Poaceae
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  Bouteloua radicosa (Fourn.) Griffiths Native BORA

  purple grama · Poaceae
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  Bouteloua simplex Lag. Native BOSI2

  matted grama · Poaceae
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  Brachyelytrum aristosum (Michx.) Trel. Native BRAR9

  northern shorthusk · Poaceae
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  Brasenia schreberi J.F. Gmel. Native BRSC

  watershield · Cabombaceae
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  Brassica juncea (L.) Czern. Introduced BRJU

  brown mustard · Brassicaceae
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  Brassica nigra (L.) W.D.J. Koch Introduced BRNI

  black mustard · Brassicaceae
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  Brassica rapa L. Introduced BRRA

  field mustard · Brassicaceae
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  Brassica rapa L. var. rapa Introduced BRRAR

  field mustard · Brassicaceae
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  Bromus ciliatus L. Native BRCI2

  fringed brome · Poaceae
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  Bromus ciliatus L. var. ciliatus Native BRCIC3

  fringed brome · Poaceae
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  Bromus erectus Huds. Introduced BRER3

  erect brome · Poaceae
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  Bromus inermis Leyss. Both BRIN2

  smooth brome · Poaceae
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  Bromus kalmii A. Gray Native BRKA2

  arctic brome · Poaceae
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  Bromus racemosus L. Introduced BRRA2

  bald brome · Poaceae
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  Bromus secalinus L. Introduced BRSE

  rye brome · Poaceae
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  Bromus secalinus L. var. secalinus Introduced BRSES

  rye brome · Poaceae
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  Bromus tectorum L. Introduced BRTE

  cheatgrass · Poaceae
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  Bulbostylis capillaris (L.) Kunth ex C.B. Clarke Native BUCA2

  densetuft hairsedge · Cyperaceae
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  Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris Native BUCAC

  densetuft hairsedge · Cyperaceae
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  Cakile edentula (Bigelow) Hook. Native CAED

  American searocket · Brassicaceae
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  Cakile edentula (Bigelow) Hook. ssp. edentula Native CAEDE

  American searocket · Brassicaceae
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  Cakile edentula (Bigelow) Hook. ssp. edentula var. edentula Native CAEDE2

  American searocket · Brassicaceae
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  Calamagrostis canadensis (Michx.) P. Beauv. Native CACA4

  bluejoint · Poaceae
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  Calamagrostis canadensis (Michx.) P. Beauv. var. canadensis Native CACAC10

  bluejoint · Poaceae
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  Calamagrostis coarctata Eaton Native CACO71

  Nuttall's reedgrass · Poaceae
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  Calla palustris L. Native CAPA

  water arum · Araceae
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  Callitriche heterophylla Pursh Native CAHE3

  twoheaded water-starwort · Callitrichaceae
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  Callitriche heterophylla Pursh ssp. heterophylla Native CAHEH

  twoheaded water-starwort · Callitrichaceae
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  Callitriche palustris L. Native CAPA52

  vernal water-starwort · Callitrichaceae
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  Calopogon tuberosus (L.) Britton, Sterns & Poggenb. Native CATU5

  tuberous grasspink · Orchidaceae
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  Calopogon tuberosus (L.) Britton, Sterns & Poggenb. var. tuberosus Native CATUT

  tuberous grasspink · Orchidaceae
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  Caltha palustris L. Native CAPA5

  yellow marsh marigold · Ranunculaceae
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  Caltha palustris L. var. palustris Native CAPAP6

  yellow marsh marigold · Ranunculaceae
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  Calystegia hederacea Wall. Introduced CAHE21

  Japanese false bindweed · Convolvulaceae
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  Calystegia sepium (L.) R. Br. Both CASE13

  hedge false bindweed · Convolvulaceae