Chenopodium album  L.

Ubiquity: Common

Distritution: Throughout

Plant Communities:  Riparian Woodland, Coastal Salt Marsh, Ruderal

Habitats:  Dry, sunny, gravelly waste areas; in disturbed places like roadsides/dikes/ & creekbeds

Elevations:  5-1600'

Comments:  Non-native

Updated:  1/8/98

Chenopodium ambrosioides  L.

Ubiquity: Common

Distritution: Throughout except Napa Marsh

Plant Communities:  Many including Ruderal

Habitats:  Moist, sunny, gravelly waste areas/canyons(?); in disturbed places like riverbeds & roadsides

Elevations:  20-2500'

Comments:  Non-native.  Includes C. a. var. anthelmitcum & var. vagans

Updated:  1/8/98

Chenopodium botrys  L.

Ubiquity: Uncommon

Distritution: N1/2

Plant Communities:  Riparian, Ruderal

Habitats:  Moist, sunny, gravelly or sandy disturbed places like riverbeds.

Elevations:  180-1200'

Comments:  Non-native

Updated:  1/8/98

Chenopodium californicum  (S. Wats.) S. Wats.

Ubiquity: Uncommon

Distritution: N1/2

Plant Communities:  Many, including Northern Interior Conifer Forest & Ruderal

Habitats:  Dry, sunny or partially-shaded, gravelly slopes/flats/river edges/riverbanks/ & seasonal drainages

Elevations:  620-1600'

Comments:  Non-native

Updated:  1/8/98

Chenopodium chenopodioides  (L.) Aellen

Ubiquity: Very common

Distritution: Reported only for Cuttings Wharf & the Napa River in the Cuttings Wharf Quad.

Plant Communities:  Coastal Salt Marsh

Habitats:  Moist, sunny, silty, muddy, saline swales/drying ponds/ & mud flats

Elevations: 10'

Comments:  Non-native.  Confirmation & collection needed

Updated:  1/8/98

Chenopodium macrospermum  Hook.

     var. halophilum  (Philippi) Stanley

Ubiquity: Very uncommon

Distritution: Known only for Napa Marsh

Plant Communities:  Coastal Salt Marsh

Habitats:  Moist, sunny, saline, marshy places & berms

Elevations:  4-10'

Comments:  Non-native

Updated:  1/8/98

Chenopodium multifidum  L.

Ubiquity: Very uncommon

Distritution: Known only from Napa, Dry Creek & the Knoxville Area

Plant Communities:  Ruderal

Habitats:  Dry, sunny disturbed places like roadsides

Elevations:  100-1000'

Comments:  Non-native

Updated:  1/8/98

Chenopodium murale  L.

Ubiquity: Uncommon?

Distritution: Reported for N1/2 & SW1/4

Plant Communities:  Ruderal

Habitats:  Dry, sunny waste areas; in cultivated places like fields

Elevations:  20-1750'

Comments:  Non-native.  Collection needed

Updated:  1/8/98

Chenopodium pumilio  R. Br.

Ubiquity: Uncommon

Distritution: N1/2 & SW1/4

Plant Communities:  Ruderal

Habitats:  Moist to dry, sunny, disturbed places like creekbeds/ & cultivated areas

Elevations:  630-1760'

Comments:  Non-native

Updated:  1/8/98