Hemizonia congesta  DC.

Ubiquity:  Very uncommon

Distritution:  N1/2 & SW1/4 including Napa Marsh

Plant Communities:  Annual Grassland, Coastal Salt Marsh, Ruderal

Habitats:  Dry, sunny, clayey, grassy slopes/swales; & in disturbed places like fields/berms; on sedimentary & alluvial formations

Elevations:  10-520'

Comments:  Intergrades with H.c. ssp.luzulifolia.  = H. lutescens, multicaulis & ssp. vernalis.  Collection needed

Updated:  3/31/98

Hemizonia congesta  DC.

     ssp. clevelandii  (E. Greene) Babc. & H.M. Hall

Ubiquity:  Uncommon

Distritution:  W1/2 except Napa Marsh, Knoxville to Morgan Valley area, & Bear Flat in the Capell Valley Quad.

Plant Communities:  Blue Oak Woodland & Annual Grassland

Habitats:  Dry, sunny, clayey, grassy slopes/flats/valley floors/ & fields; on volcanic & alluvial formations

Elevations:  100-850'

Comments:  = H. clevelandii

Updated:  3/31/98

Hemizonia congesta  DC.

     ssp. luzulifolia  (DC.) Babc. & H.M. Hall

Ubiquity:  Very common

Distritution:  Throughout except Napa Marsh

Plant Communities:  Blue Oak Woodland, Serpentine Chaparral, Annual Grassland, Ruderal

Habitats:  Dry, sunny, clayey, ultramafic or not, grassy slopes/flats/valley floors/meadows/ or fields; in most formations including serpentine

Elevations:  60-1920'

Comments:  Intergrades with H. congesta.  = H. l. ssp. rudis

Updated:  3/31/98

Hemizonia corymbosa  (DC.) T. & G.

Ubiquity:  Uncommon

Distritution:  Known only from Pope Valley, Mt. George, Napa & S. of  Napa

Plant Communities:  Coastal Prairie, Annual Grassland, Ruderal

Habitats:  Dry, sunny, clayey, grassy valley floors; & in disturbed places like roadsides/fields

Elevations:  20-680'

Comments:  

Updated:  3/31/98

Hemizonia fitchii  A. Gray

Ubiquity:  Common

Distritution:  N/2 & SW1/4 except Napa Marsh

Plant Communities:  Blue Oak Woodland, Regular Chaparral, Annual Grassland, Ruderal

Habitats:  Dry, sunny, clayey, wooded or grassy slopes/fields; in volcanic, sedimentary, & alluvial formations

Elevations:  20-2400'

Comments:  

Updated:  3/31/98

Hemizonia parryi  E. Greene

     ssp. congdonii  (R. & G.) Keck

Ubiquity:  Very uncommon

Distritution:  Known only from Calistoga Geyser Fields:  on Tubbs Ln. & at Airport

Plant Communities:  Hotsprings

Habitat:  A dry, sunny, clayey, ascetic, grassy pasture on the valley floor; in an alluvial formation

Elevations:  365-400'

Comments:  

Updated: 3/31/98

Hemizonia pungens  (H. & A.) T. & G.

     ssp. maritima  (E. Greene) Keck

Ubiquity:  Uncommon

Distritution:  Napa & S of Napa

Plant Communities:  Coastal Salt Marsh, Ruderal

Habitats:  Dry, sunny, clayey, saline, marshy areas; in disturbed places like roadsides & fields; in alluvial formations

Elevations:  5-60'

Comments:  

Updated:  3/31/98