Canyon County

Showing 1–50 of 754.

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  Abronia mellifera Douglas ex Hook. Native ABME

  white sand verbena · Nyctaginaceae
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  Abutilon theophrasti Medik. Introduced ABTH

  velvetleaf · Malvaceae
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  Acer negundo L. Native ACNE2

  boxelder · Aceraceae
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  Achillea millefolium L. Both ACMI2

  common yarrow · Asteraceae
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  Achillea millefolium L. var. occidentalis DC. Native ACMIO

  western yarrow · Asteraceae
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  Achnatherum hymenoides (Roem. & Schult.) Barkworth Native ACHY

  Indian ricegrass · Poaceae
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  Acroptilon repens (L.) DC. Introduced ACRE3

  hardheads · Asteraceae
• 
  Aegilops cylindrica Host Introduced AECY

  jointed goatgrass · Poaceae
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  Agoseris heterophylla (Nutt.) Greene Native AGHE2

  annual agoseris · Asteraceae
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  Agoseris heterophylla (Nutt.) Greene var. heterophylla Native AGHEH

  annual agoseris · Asteraceae
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  Agropyron cristatum (L.) Gaertn. Introduced AGCR

  crested wheatgrass · Poaceae
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  Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev Introduced AGCRP8

  crested wheatgrass · Poaceae
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  Agrostis stolonifera L. Introduced AGST2

  creeping bentgrass · Poaceae
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  Aliciella leptomeria (A. Gray) J.M. Porter Native ALLE7

  sand gilia · Polemoniaceae
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  Allium acuminatum Hook. Native ALAC4

  tapertip onion · Liliaceae
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  Allium lemmonii S. Watson Native ALLE3

  Lemmon's onion · Liliaceae
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  Allium nevadense S. Watson Native ALNE

  Nevada onion · Liliaceae
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  Amaranthus albus L. Introduced AMAL

  prostrate pigweed · Amaranthaceae
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  Amaranthus powellii S. Watson Native AMPO2

  Powell's amaranth · Amaranthaceae
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  Amaranthus powellii S. Watson ssp. powellii Native AMPOP

  Powell's amaranth · Amaranthaceae
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  Ambrosia acanthicarpa Hook. Native AMAC2

  flatspine bur ragweed · Asteraceae
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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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  Ambrosia psilostachya DC. Native AMPS

  Cuman ragweed · Asteraceae
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  Ambrosia trifida L. Native AMTR

  great ragweed · Asteraceae
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  Ambrosia trifida L. var. trifida Native AMTRT2

  great ragweed · Asteraceae
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  Amorpha fruticosa L. Native AMFR

  false indigo bush · Fabaceae
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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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  Antennaria dimorpha (Nutt.) Torr. & A. Gray Native ANDI2

  low pussytoes · Asteraceae
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  Anthemis cotula L. Introduced ANCO2

  stinking chamomile · Asteraceae
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  Apocynum cannabinum L. Native APCA

  Indianhemp · Apocynaceae
• ⚘
  Apocynum ×floribundum Greene (pro sp.) [androsaemifolium × cannabinum] Native APFL

  Apocynaceae
• 
  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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  Arctium minus Bernh. Introduced ARMI2

  lesser burdock · Asteraceae
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  Arenaria franklinii Douglas ex Hook. Native ARFR

  Franklin's sandwort · Caryophyllaceae
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  Arenaria franklinii Douglas ex Hook. var. franklinii Native ARFRF2

  Franklin's sandwort · Caryophyllaceae
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  Arnica sororia Greene Native ARSO2

  twin arnica · Asteraceae
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  Artemisia biennis Willd. Both ARBI2

  biennial wormwood · Asteraceae
• 
  Artemisia biennis Willd. var. biennis Introduced ARBIB

  biennial wormwood · Asteraceae
• 
  Artemisia douglasiana Besser Native ARDO3

  Douglas' sagewort · Asteraceae
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  Artemisia dracunculus L. Native ARDR4

  tarragon · Asteraceae
• 
  Artemisia frigida Willd. Native ARFR4

  prairie sagewort · Asteraceae
• 
  Artemisia ludoviciana Nutt. Both ARLU

  white sagebrush · Asteraceae
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  Artemisia ludoviciana Nutt. ssp. candicans (Rydb.) D.D. Keck Native ARLUC8

  white sagebrush · Asteraceae
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  Artemisia ludoviciana Nutt. ssp. ludoviciana Native ARLUL2

  white sagebrush · Asteraceae
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  Artemisia tridentata Nutt. Native ARTR2

  big sagebrush · Asteraceae
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  Artemisia tridentata Nutt. ssp. tridentata Native ARTRT

  basin big sagebrush · Asteraceae
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  Asclepias incarnata L. Native ASIN

  swamp milkweed · Asclepiadaceae