Butte County

Showing 51–100 of 1,045.

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  Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. menziesii Native AMMEM2

  Menzies' fiddleneck · Boraginaceae
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  Androsace septentrionalis L. Native ANSE4

  pygmyflower rockjasmine · Primulaceae
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  Anelsonia eurycarpa (A. Gray) J.F. Macbr. & Payson Native ANEU

  daggerpod · Brassicaceae
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  Anemone multifida Poir. Native ANMU

  Pacific anemone · Ranunculaceae
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  Angelica arguta Nutt. Native ANAR3

  Lyall's angelica · Apiaceae
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  Angelica pinnata S. Watson Native ANPI2

  small-leaf angelica · Apiaceae
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  Antennaria dimorpha (Nutt.) Torr. & A. Gray Native ANDI2

  low pussytoes · Asteraceae
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  Antennaria microphylla Rydb. Native ANMI3

  littleleaf pussytoes · Asteraceae
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  Antennaria rosea Greene Native ANRO2

  rosy pussytoes · Asteraceae
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  Antennaria stenophylla (A. Gray) A. Gray Native ANST2

  narrowleaf pussytoes · Asteraceae
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  Antennaria umbrinella Rydb. Native ANUM

  umber 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
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  Arabis cobrensis M.E. Jones Native ARCO

  sagebrush rockcress · Brassicaceae
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  Arabis drummondii A. Gray Native ARDR

  Drummond's rockcress · Brassicaceae
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  Arabis holboellii Hornem. Native ARHO2

  Holboell's rockcress · Brassicaceae
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  Arabis holboellii Hornem. var. pendulocarpa (A. Nelson) Rollins Native ARHOP2

  dropseed rockcress · Brassicaceae
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  Arabis holboellii Hornem. var. retrofracta (Graham) Rydb. Native ARHOR

  second rockcress · Brassicaceae
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  Arabis lemmonii S. Watson Native ARLE

  Lemmon's rockcress · Brassicaceae
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  Arabis lemmonii S. Watson var. lemmonii Native ARLEL

  Lemmon's rockcress · Brassicaceae
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  Arabis lignifera A. Nelson Native ARLI

  desert rockcress · Brassicaceae
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  Arabis microphylla Nutt. Native ARMI

  littleleaf rockcress · Brassicaceae
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  Arabis microphylla Nutt. var. macounii (S. Watson) Rollins Native ARMIM

  Macoun's 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. sparsiflora Native ARSPS2

  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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  Arceuthobium campylopodum Engelm. Native ARCA3

  western dwarf mistletoe · Viscaceae
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  Arctium minus Bernh. Introduced ARMI2

  lesser burdock · Asteraceae
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  Arenaria aculeata S. Watson Native ARAC2

  prickly sandwort · Caryophyllaceae
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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 congesta Nutt. Native ARCO5

  ballhead sandwort · Caryophyllaceae
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  Arenaria congesta Nutt. var. cephaloidea (Rydb.) Maguire Native ARCOC

  sharptip sandwort · Caryophyllaceae
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  Arenaria congesta Nutt. var. congesta Native ARCOC4

  ballhead 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. franklinii Native ARFRF2

  Franklin's sandwort · Caryophyllaceae
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  Arenaria kingii (S. Watson) M.E. Jones Native ARKI

  King's sandwort · Caryophyllaceae
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  Arenaria kingii (S. Watson) M.E. Jones ssp. uintahensis (A. Nelson) Maguire Native ARKIU2

  Uinta sandwort · Caryophyllaceae
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  Aristida purpurea Nutt. Native ARPU9

  purple threeawn · Poaceae
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  Aristida purpurea Nutt. var. longiseta (Steud.) Vasey Native ARPUL

  Fendler threeawn · Poaceae
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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 sororia Greene Native ARSO2

  twin arnica · Asteraceae
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  Artemisia arbuscula Nutt. Native ARAR8

  little sagebrush · Asteraceae
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  Artemisia arbuscula Nutt. ssp. arbuscula Native ARARA

  little sagebrush · Asteraceae
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  Artemisia dracunculus L. Native ARDR4

  tarragon · Asteraceae