San Francisco County

Showing 101–150 of 1,460.

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  Argentina egedii (Wormsk.) Rydb. ssp. egedii Native AREGE

  Pacific silverweed · Rosaceae
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  Aristolochia californica Torr. Native ARCA10

  California dutchman's pipe · Aristolochiaceae
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  Armeria maritima (Mill.) Willd. Native ARMA6

  thrift seapink · Plumbaginaceae
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  Armeria maritima (Mill.) Willd. ssp. californica (Boiss.) A.E. Porsild Native ARMAC2

  California seapink · Plumbaginaceae
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  Artemisia californica Less. Native ARCA11

  coastal sagebrush · Asteraceae
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  Artemisia douglasiana Besser Native ARDO3

  Douglas' sagewort · Asteraceae
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  Artemisia dracunculus L. Native ARDR4

  tarragon · Asteraceae
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  Artemisia pycnocephala (Less.) DC. Native ARPY3

  beach wormwood · Asteraceae
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  Asarum caudatum Lindl. Native ASCA2

  British Columbia wildginger · Aristolochiaceae
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  Asclepias vestita Hook. & Arn. Native ASVE2

  woolly milkweed · Asclepiadaceae
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  Astragalus gambelianus Sheldon Native ASGA

  Gambel's dwarf milkvetch · Fabaceae
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  Astragalus nuttallii (Torr. & A. Gray) J.T. Howell Native ASNU5

  Nuttall's milkvetch · Fabaceae
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  Astragalus nuttallii (Torr. & A. Gray) J.T. Howell var. nuttallii Native ASNUN2

  Nuttall's milkvetch · Fabaceae
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  Astragalus nuttallii (Torr. & A. Gray) J.T. Howell var. virgatus (A. Gray ex W.H. Brewer & S. Watson) Barneby Native ASNUV

  Nuttall's milkvetch · Fabaceae
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  Astragalus tener A. Gray Native ASTE6

  alkali milkvetch · Fabaceae
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  Astragalus tener A. Gray var. tener Native ASTET2

  alkali milkvetch · Fabaceae
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  Athyrium filix-femina (L.) Roth Native ATFI

  common ladyfern · Dryopteridaceae
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  Athyrium filix-femina (L.) Roth ssp. cyclosorum (Rupr.) C. Chr. Native ATFIC

  subarctic ladyfern · Dryopteridaceae
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  Athysanus pusillus (Hook.) Greene Native ATPU

  common sandweed · Brassicaceae
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  Atriplex argentea Nutt. Native ATAR2

  silverscale saltbush · Chenopodiaceae
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  Atriplex argentea Nutt. ssp. expansa (S. Watson) H.M. Hall & Clem. Native ATARE

  silverscale saltbush · Chenopodiaceae
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  Atriplex californica Moq. Native ATCA

  California saltbush · Chenopodiaceae
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  Atriplex hortensis L. Introduced ATHO

  garden orache · Chenopodiaceae
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  Atriplex leucophylla (Moq.) D. Dietr. Native ATLE2

  beach saltbush · Chenopodiaceae
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  Atriplex patula L. Introduced ATPA4

  spear saltbush · Chenopodiaceae
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  Atriplex rosea L. Introduced ATRO

  tumbling saltweed · Chenopodiaceae
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  Atriplex semibaccata R. Br. Introduced ATSE

  Australian saltbush · Chenopodiaceae
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  Atriplex serenana A. Nelson Native ATSE2

  bractscale · Chenopodiaceae
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  Atropa bella-donna L. Introduced ATBE

  belladonna · Solanaceae
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  Avena barbata Pott ex Link Introduced AVBA

  slender oat · Poaceae
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  Avena fatua L. Introduced AVFA

  wild oat · Poaceae
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  Avena sativa L. Introduced AVSA

  common oat · Poaceae
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  Azolla filiculoides Lam. Native AZFI

  Pacific mosquitofern · Azollaceae
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  Baccharis douglasii DC. Native BADO

  saltmarsh baccharis · Asteraceae
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  Baccharis pilularis DC. Native BAPI

  coyotebrush · Asteraceae
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  Barbarea orthoceras Ledeb. Native BAOR

  American yellowrocket · Brassicaceae
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  Barbarea verna (Mill.) Asch. Introduced BAVE

  early yellowrocket · Brassicaceae
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  Bassia hyssopifolia (Pall.) Kuntz Introduced BAHY

  fivehorn smotherweed · Chenopodiaceae
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  Bassia scoparia (L.) A.J. Scott Introduced BASC5

  burningbush · Chenopodiaceae
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  Beckmannia syzigachne (Steud.) Fernald Native BESY

  American sloughgrass · Poaceae
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  Bellardia trixago (L.) All. Introduced BETR

  Mediterranean lineseed · Scrophulariaceae
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  Bellis perennis L. Introduced BEPE2

  lawndaisy · Asteraceae
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  Berberis darwinii Hook. Introduced BEDA

  Darwin's berberis · Berberidaceae
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  Berula erecta (Huds.) Coville Native BEER

  cutleaf waterparsnip · Apiaceae
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  Beta vulgaris L. Introduced BEVU2

  common beet · Chenopodiaceae
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  Bidens cernua L. Native BICE

  nodding beggartick · Asteraceae
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  Bidens laevis (L.) Britton, Sterns & Poggenb. Native BILA

  smooth beggartick · Asteraceae
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  Blennosperma nanum (Hook.) S.F. Blake Native BLNA

  common stickyseed · Asteraceae
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  Blennosperma nanum (Hook.) S.F. Blake var. nanum Native BLNAN

  common stickyseed · Asteraceae
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  Bolboschoenus maritimus (L.) Palla Native BOMA7

  cosmopolitan bulrush · Cyperaceae