California

• Alameda 06001
  1,856 taxa Open ↗
• Alpine 06003
  1,174 taxa Open ↗
• Amador 06005
  1,226 taxa Open ↗
• Butte 06007
  2,704 taxa Open ↗
• Calaveras 06009
  1,227 taxa Open ↗
• Colusa 06011
  1,330 taxa Open ↗
• Contra Costa 06013
  1,712 taxa Open ↗
• Del Norte 06015
  1,424 taxa Open ↗
• El Dorado 06017
  1,950 taxa Open ↗
• Fresno 06019
  2,373 taxa Open ↗

Showing 4,151–4,200 of 8,499 (native).

• 
  Heuchera alpestris Rosend., Butters & Lakela Native HEAL4

  San Bernardino Mountain alumroot · Saxifragaceae 1 county
• 
  Heuchera brevistaminea Wiggins Native HEBR3

  Laguna Mountain alumroot · Saxifragaceae 1 county
• 
  Heuchera caespitosa Eastw. Native HECA36

  tufted alumroot · Saxifragaceae 4 counties
• 
  Heuchera chlorantha Piper Native HECH

  tall alumroot · Saxifragaceae 1 county
• 
  Heuchera cylindrica Douglas ex Hook. Native HECY2

  roundleaf alumroot · Saxifragaceae 3 counties
• 
  Heuchera cylindrica Douglas ex Hook. var. alpina Sw. Native HECYA

  alpine alumroot · Saxifragaceae 3 counties
• 
  Heuchera cylindrica Douglas ex Hook. var. glabella (Torr. & A. Gray) Wheelock Native HECYG

  beautiful alumroot · Saxifragaceae 1 county
• 
  Heuchera duranii Bacig. Native HEDU3

  hard alumroot · Saxifragaceae 2 counties
• 
  Heuchera elegans Abrams Native HEEL2

  urnflower alumroot · Saxifragaceae 3 counties
• 
  Heuchera hirsutissima Rosend., Butters & Lakela Native HEHI4

  shaggyhair alumroot · Saxifragaceae 1 county
• 
  Heuchera maxima Greene Native HEMA4

  Jill of the rocks · Saxifragaceae 2 counties
• 
  Heuchera merriamii Eastw. Native HEME2

  Merriam's alumroot · Saxifragaceae 5 counties
• 
  Heuchera micrantha Douglas ex Lindl. Native HEMI7

  crevice alumroot · Saxifragaceae 32 counties
• 
  Heuchera micrantha Douglas ex Lindl. var. diversifolia (Rydb.) Rosend., Butters & Lakela Native HEMID2

  crevice alumroot · Saxifragaceae 15 counties
• 
  Heuchera micrantha Douglas ex Lindl. var. erubescens (A. Braun & Bouché) Rosend. Native HEMIE2

  crevice alumroot · Saxifragaceae 23 counties
• 
  Heuchera micrantha Douglas ex Lindl. var. hartwegii (S. Watson ex Wheelock) Rosend. Native HEMIH

  Hartweg's alumroot · Saxifragaceae 4 counties
• 
  Heuchera micrantha Douglas ex Lindl. var. macropetala B.G. Shipes & E.F. Wells Native HEMIM4

  crevice alumroot · Saxifragaceae 2 counties
• 
  Heuchera micrantha Douglas ex Lindl. var. micrantha Native HEMIM2

  crevice alumroot · Saxifragaceae 10 counties
• 
  Heuchera parishii Rydb. Native HEPA9

  Mill Creek alumroot · Saxifragaceae 2 counties
• 
  Heuchera pilosissima Fisch. & C.A. Mey. Native HEPI3

  seaside alumroot · Saxifragaceae 7 counties
• 
  Heuchera pilosissima Fisch. & C.A. Mey. var. hemisphaerica (Rydb.) Rosend. Native HEPIH

  seaside alumroot · Saxifragaceae 3 counties
• 
  Heuchera pilosissima Fisch. & C.A. Mey. var. pilosissima Native HEPIP

  seaside alumroot · Saxifragaceae 7 counties
• 
  Heuchera rubescens Torr. Native HERU

  pink alumroot · Saxifragaceae 19 counties
• 
  Heuchera rubescens Torr. var. alpicola Jeps. Native HERUA

  pink alumroot · Saxifragaceae 11 counties
• 
  Heuchera rubescens Torr. var. glandulosa Kellogg Native HERUG

  pink alumroot · Saxifragaceae 9 counties
• 
  Heuchera rubescens Torr. var. rydbergiana Rosend., Butters & Lakela Native HERUR

  pink alumroot · Saxifragaceae 6 counties
• 
  Heuchera rubescens Torr. var. truncata Rosend., Butters & Lakela Native HERUT

  pink alumroot · Saxifragaceae 1 county
• 
  Heuchera rubescens Torr. var. versicolor (Greene) M.G. Stewart Native HERUV

  pink alumroot · Saxifragaceae 1 county
• 
  Hibiscus denudatus Benth. Native HIDE

  paleface · Malvaceae 4 counties
• ⚘
  Hibiscus lasiocarpos Cav. Native HILA6

  rosemallow · Malvaceae 9 counties
• 
  Hieracium albiflorum Hook. Native HIAL2

  white hawkweed · Asteraceae 41 counties
• 
  Hieracium argutum Nutt. Native HIAR2

  southern hawkweed · Asteraceae 8 counties
• 
  Hieracium bolanderi A. Gray Native HIBO

  Bolander's hawkweed · Asteraceae 7 counties
• 
  Hieracium cynoglossoides Arv.-Touv. Native HICY

  houndstongue hawkweed · Asteraceae 1 county
• 
  Hieracium gracile Hook. Native HIGR

  slender hawkweed · Asteraceae 17 counties
• 
  Hieracium gracile Hook. var. detonsum (A. Gray) A. Gray Native HIGRD

  low alpine hawkweed · Asteraceae 1 county
• 
  Hieracium gracile Hook. var. gracile Native HIGRG

  slender hawkweed · Asteraceae 1 county
• 
  Hieracium greenei A. Gray Native HIGR2

  Greene's hawkweed · Asteraceae 11 counties
• 
  Hieracium horridum Fr. Native HIHO

  prickly hawkweed · Asteraceae 19 counties
• 
  Hieracium scouleri Hook. Native HISC2

  Scouler's woollyweed · Asteraceae 14 counties
• 
  Hieracium scouleri Hook. var. nudicaule (A. Gray) Cronquist Native HISCN

  Scouler's woollyweed · Asteraceae 12 counties
• 
  Hieracium scouleri Hook. var. scouleri Native HISCS2

  Scouler's woollyweed · Asteraceae 1 county
• 
  Hierochloe hirta (Schrank) Borbás Native HIHI

  northern sweetgrass · Poaceae 3 counties
• 
  Hierochloe hirta (Schrank) Borbás ssp. arctica (J. Presl) G. Weim. Native HIHIA

  northern sweetgrass · Poaceae 3 counties
• 
  Hierochloe occidentalis Buckley Native HIOC

  California sweetgrass · Poaceae 10 counties
• 
  Hippuris vulgaris L. Native HIVU2

  common mare's-tail · Hippuridaceae 20 counties
• 
  Hoffmannseggia glauca (Ortega) Eifert Native HOGL2

  Indian rushpea · Fabaceae 9 counties
• 
  Hoffmannseggia microphylla Torr. Native HOMI5

  wand holdback · Fabaceae 4 counties
• 
  Hoita macrostachya (DC.) Rydb. Native HOMA4

  large leather-root · Fabaceae 38 counties
• 
  Hoita orbicularis (Lindl.) Rydb. Native HOOR

  roundleaf leather-root · Fabaceae 30 counties