Ubiquity: Very commonDistritution: Throughout, except Napa Marsh
Plant Communities: Ruderal
Habitats: Dry, sunny, waste areas; & in disturbed places like pastures/footpaths/roadsides/ & cultivated areas; in alluvial formations
Elevations: 60-2500'
Comments: = Matricaria matricarioides. Non-nativeUpdated: 2/25/98