Morrow County

Showing 1–50 of 564.

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  Abies grandis (Douglas ex D. Don) Lindl. Native ABGR

  grand fir · Pinaceae
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  Abronia mellifera Douglas ex Hook. Native ABME

  white sand verbena · Nyctaginaceae
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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 thurberianum (Piper) Barkworth Native ACTH7

  Thurber's needlegrass · Poaceae
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  Acroptilon repens (L.) DC. Introduced ACRE3

  hardheads · Asteraceae
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  Agastache urticifolia (Benth.) Kuntze Native AGUR

  nettleleaf giant hyssop · Lamiaceae
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  Agoseris grandiflora (Nutt.) Greene Native AGGR

  bigflower agoseris · Asteraceae
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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 capillaris L. Introduced AGCA5

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

  sand gilia · Polemoniaceae
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  Allium macrum S. Watson Native ALMA5

  rock onion · Liliaceae
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  Allium madidum S. Watson Native ALMA6

  swamp onion · Liliaceae
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  Allium parvum Kellogg Native ALPA3

  small onion · Liliaceae
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  Allium robinsonii L.F. Hend. Native ALRO

  Robinson's onion · Liliaceae
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  Allium tolmiei (Hook.) Baker ex S. Watson Native ALTO

  Tolmie's onion · Liliaceae
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  Allium tolmiei (Hook.) Baker ex S. Watson var. tolmiei Native ALTOT

  Tolmie's onion · Liliaceae
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  Allium validum S. Watson Native ALVA

  Pacific 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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  Alnus rhombifolia Nutt. Native ALRH2

  white alder · Betulaceae
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  Alnus rubra Bong. Native ALRU2

  red 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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  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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  Amorpha fruticosa L. Native AMFR

  false indigo bush · Fabaceae
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  Amsinckia lycopsoides Lehm. Native AMLY

  tarweed 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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  Anemone oregana A. Gray Native ANOR

  blue windflower · Ranunculaceae
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  Anemone oregana A. Gray var. oregana Native ANORO

  blue windflower · Ranunculaceae
• 
  Anethum graveolens L. Introduced ANGR2

  dill · Apiaceae
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  Angelica canbyi J.M. Coult. & Rose Native ANCA11

  Canby's angelica · Apiaceae
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  Antennaria dimorpha (Nutt.) Torr. & A. Gray Native ANDI2

  low pussytoes · Asteraceae
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  Antennaria rosea Greene Native ANRO2

  rosy pussytoes · Asteraceae
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  Antennaria rosea Greene ssp. confinis (Greene) Bayer Native ANROC

  rosy pussytoes · Asteraceae
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  Anthriscus caucalis M. Bieb. Introduced ANCA14

  bur chervil · Apiaceae
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  Apocynum cannabinum L. Native APCA

  Indianhemp · Apocynaceae
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  Arabis cusickii S. Watson Native ARCU

  Cusick's rockcress · Brassicaceae
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  Arceuthobium douglasii Engelm. Native ARDO

  Douglas-fir dwarf mistletoe · Viscaceae
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  Arceuthobium laricis (Piper) H. St. John Native ARLA11

  larch dwarf mistletoe · Viscaceae
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  Arenaria capillaris Poir. Native ARCA7

  slender mountain sandwort · Caryophyllaceae
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  Arenaria capillaris Poir. ssp. americana Maguire Native ARCAA

  fescue sandwort · Caryophyllaceae
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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. thompsonii M. Peck Native ARFRT

  Thompson's sandwort · Caryophyllaceae
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  Arnica cordifolia Hook. Native ARCO9

  heartleaf arnica · Asteraceae