Weber County

Showing 1–50 of 959.

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  Abies concolor (Gord. & Glend.) Lindl. ex Hildebr. Native ABCO

  white fir · Pinaceae
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  Abies lasiocarpa (Hook.) Nutt. Native ABLA

  subalpine fir · Pinaceae
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  Abies lasiocarpa (Hook.) Nutt. var. lasiocarpa Native ABLAL

  subalpine fir · Pinaceae
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  Abronia fragrans Nutt. ex Hook. Native ABFR2

  snowball sand verbena · Nyctaginaceae
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  Acer glabrum Torr. Native ACGL

  Rocky Mountain maple · Aceraceae
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  Acer grandidentatum Nutt. Native ACGR3

  bigtooth maple · Aceraceae
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  Acer grandidentatum Nutt. var. grandidentatum Native ACGRG

  bigtooth maple · Aceraceae
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  Acer negundo L. Native ACNE2

  boxelder · Aceraceae
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  Acer negundo L. var. interius (Britton) Sarg. Native ACNEI2

  boxelder · Aceraceae
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  Acer negundo L. var. negundo Native ACNEN

  boxelder · Aceraceae
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  Achillea millefolium L. Both ACMI2

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

  Indian ricegrass · Poaceae
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  Achnatherum lettermanii (Vasey) Barkworth Native ACLE9

  Letterman's needlegrass · Poaceae
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  Achnatherum nelsonii (Scribn.) Barkworth Native ACNE9

  Columbia needlegrass · Poaceae
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  Achnatherum nelsonii (Scribn.) Barkworth ssp. nelsonii Native ACNEN2

  Columbia needlegrass · Poaceae
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  Aconitum columbianum Nutt. Native ACCO4

  Columbian monkshood · Ranunculaceae
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  Aconitum columbianum Nutt. ssp. columbianum Native ACCOC3

  Columbian monkshood · Ranunculaceae
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  Actaea rubra (Aiton) Willd. Native ACRU2

  red baneberry · Ranunculaceae
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  Actaea rubra (Aiton) Willd. ssp. arguta (Nutt.) Hultén Native ACRUA8

  red baneberry · Ranunculaceae
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  Aegilops cylindrica Host Introduced AECY

  jointed goatgrass · Poaceae
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  Agastache urticifolia (Benth.) Kuntze Native AGUR

  nettleleaf giant hyssop · Lamiaceae
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  Agastache urticifolia (Benth.) Kuntze var. urticifolia Native AGURU

  nettleleaf giant hyssop · Lamiaceae
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  Agoseris glauca (Pursh) Raf. Native AGGL

  pale agoseris · Asteraceae
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  Agoseris glauca (Pursh) Raf. var. glauca Native AGGLG

  pale agoseris · Asteraceae
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  Agoseris glauca (Pursh) Raf. var. laciniata (D.C. Eaton) Smiley Native AGGLL

  false 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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  Agropyron desertorum (Fisch. ex Link) Schult. Introduced AGDE2

  desert wheatgrass · Poaceae
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  Agrostis stolonifera L. Introduced AGST2

  creeping bentgrass · Poaceae
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  Ajuga reptans L. Introduced AJRE

  common bugle · Lamiaceae
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  Alisma triviale Pursh Native ALTR7

  northern water plantain · Alismataceae
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  Allenrolfea occidentalis (S. Watson) Kuntze Native ALOC2

  iodinebush · Chenopodiaceae
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  Allium acuminatum Hook. Native ALAC4

  tapertip onion · Liliaceae
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  Allium bisceptrum S. Watson Native ALBI2

  twincrest onion · Liliaceae
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  Allium brandegeei S. Watson Native ALBR

  Brandegee's onion · Liliaceae
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  Alnus incana (L.) Moench Native ALIN2

  gray alder · Betulaceae
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  Alnus incana (L.) Moench ssp. tenuifolia (Nutt.) Breitung Native ALINT

  thinleaf 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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  Alyssum alyssoides (L.) L. Introduced ALAL3

  pale madwort · Brassicaceae
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  Alyssum desertorum Stapf Introduced ALDE

  desert madwort · Brassicaceae
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  Alyssum desertorum Stapf var. desertorum Introduced ALDED

  desert madwort · Brassicaceae
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  Amaranthus albus L. Introduced AMAL

  prostrate pigweed · Amaranthaceae
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  Amaranthus blitoides S. Watson Introduced AMBL

  mat amaranth · Amaranthaceae
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  Amaranthus retroflexus L. Native AMRE

  redroot 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 tomentosa Nutt. Native AMTO3

  skeletonleaf bur ragweed · Asteraceae