Conyza bonariensis  (L.) Cronq.

Ubiquity:  Very uncommon

Distritution:  Only known from the town of Napa

Plant Communities:  Ruderal

Habitats:  (Moist?), sunny, weedy waste areas; & disturbed places; in alluvial formations

Elevations:  30-45'

Comments:  Non-native.  Collection needed

Updated:  2/26/98

Conyza canadensis  (L.) Cronq.

Ubiquity:  Common

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

Plant Communities: Ruderal

Habitats:  Dry, sunny, weedy waste areas; & cultivated places; in volcanic, sedimentary, & alluvial formations

Elevations:  10-1600'

Comments:  

Updated:  2/26/98