Adams County

Showing 51–100 of 1,150.

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  Alnus rhombifolia Nutt. Native ALRH2

  white alder · Betulaceae
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  Alnus viridis (Chaix) DC. Native ALVI5

  green alder · Betulaceae
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  Alnus viridis (Chaix) DC. ssp. sinuata (Regel) Á. Löve & D. Löve Native ALVIS

  Sitka alder · Betulaceae
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  Alopecurus aequalis Sobol. Native ALAE

  shortawn foxtail · Poaceae
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  Alopecurus aequalis Sobol. var. aequalis Native ALAEA

  shortawn foxtail · Poaceae
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  Amaranthus albus L. Introduced AMAL

  prostrate pigweed · Amaranthaceae
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  Ambrosia artemisiifolia L. Both AMAR2

  annual ragweed · Asteraceae
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  Ambrosia artemisiifolia L. var. elatior (L.) Descourtils Introduced AMARE

  annual ragweed · Asteraceae
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  Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Native AMAL2

  Saskatoon serviceberry · Rosaceae
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  Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. alnifolia Native AMALA

  Saskatoon serviceberry · Rosaceae
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  Amelanchier utahensis Koehne Native AMUT

  Utah serviceberry · Rosaceae
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  Amelanchier utahensis Koehne var. utahensis Native AMUTU

  Utah serviceberry · Rosaceae
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  Amorpha fruticosa L. Native AMFR

  false indigo bush · Fabaceae
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  Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. Native AMME

  Menzies' fiddleneck · Boraginaceae
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  Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. menziesii Native AMMEM2

  Menzies' fiddleneck · Boraginaceae
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  Amsinckia tessellata A. Gray Native AMTE3

  bristly fiddleneck · Boraginaceae
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  Amsinckia tessellata A. Gray var. tessellata Native AMTET

  bristly fiddleneck · Boraginaceae
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  Anaphalis margaritacea (L.) Benth. Native ANMA

  western pearly everlasting · Asteraceae
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  Anchusa azurea Mill. Introduced ANAZ

  Italian bugloss · Boraginaceae
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  Antennaria anaphaloides Rydb. Native ANAN2

  pearly pussytoes · Asteraceae
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  Antennaria corymbosa E.E. Nelson Native ANCO

  flat-top pussytoes · Asteraceae
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  Antennaria flagellaris (A. Gray) A. Gray Native ANFL2

  whip pussytoes · Asteraceae
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  Antennaria lanata (Hook.) Greene Native ANLA3

  woolly pussytoes · Asteraceae
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  Antennaria luzuloides Torr. & A. Gray Native ANLU2

  rush pussytoes · Asteraceae
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  Antennaria luzuloides Torr. & A. Gray ssp. luzuloides Native ANLUL

  rush pussytoes · Asteraceae
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  Antennaria media Greene Native ANME2

  Rocky Mountain pussytoes · Asteraceae
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  Antennaria microphylla Rydb. Native ANMI3

  littleleaf pussytoes · Asteraceae
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  Antennaria racemosa Hook. Native ANRA

  raceme pussytoes · Asteraceae
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  Anthemis cotula L. Introduced ANCO2

  stinking chamomile · Asteraceae
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  Apera interrupta (L.) P. Beauv. Introduced APIN

  dense silkybent · Poaceae
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  Apocynum androsaemifolium L. Native APAN2

  spreading dogbane · Apocynaceae
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  Apocynum cannabinum L. Native APCA

  Indianhemp · Apocynaceae
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  Arabis holboellii Hornem. Native ARHO2

  Holboell's rockcress · Brassicaceae
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  Arabis holboellii Hornem. var. pinetorum (Tidestr.) Rollins Native ARHOP3

  Holboell's rockcress · Brassicaceae
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  Arabis holboellii Hornem. var. retrofracta (Graham) Rydb. Native ARHOR

  second rockcress · Brassicaceae
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  Arabis microphylla Nutt. Native ARMI

  littleleaf rockcress · Brassicaceae
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  Arabis microphylla Nutt. var. microphylla Native ARMIM2

  littleleaf rockcress · Brassicaceae
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  Arabis puberula Nutt. Native ARPU

  silver rockcress · Brassicaceae
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  Arabis sparsiflora Nutt. Native ARSP

  sicklepod rockcress · Brassicaceae
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  Arabis sparsiflora Nutt. var. subvillosa (S. Watson) Rollins Native ARSPS

  hairystem rockcress · Brassicaceae
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  Arabis suffrutescens S. Watson Native ARSU2

  woody rockcress · Brassicaceae
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  Arabis suffrutescens S. Watson var. suffrutescens Native ARSUS

  woody rockcress · Brassicaceae
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  Arenaria aculeata S. Watson Native ARAC2

  prickly sandwort · Caryophyllaceae
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  Arenaria serpyllifolia L. Introduced ARSE2

  thymeleaf sandwort · Caryophyllaceae
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  Arnica chamissonis Less. Native ARCH3

  Chamisso arnica · Asteraceae
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  Arnica chamissonis Less. ssp. foliosa (Nutt.) Maguire Native ARCHF

  Chamisso arnica · Asteraceae
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  Arnica cordifolia Hook. Native ARCO9

  heartleaf arnica · Asteraceae
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  Arnica gracilis Rydb. Native ARGR14

  smallhead arnica · Asteraceae
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  Arnica sororia Greene Native ARSO2

  twin arnica · Asteraceae
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  Artemisia arbuscula Nutt. Native ARAR8

  little sagebrush · Asteraceae