San Diego Creek Channel, nr. IRWD plant, 8-27-16. © Ron Vanderhoff


Santa Maria Feverfew

Parthenium hysterophorus

Exotic species, native to the American tropics

Back to Asteraceae of Orange County, California
Back to Eudicots of Orange County, California
Back to Natural History of Orange County, California


Vic Lincoln Ave, E 17th St., Santa Ana, 8-28-16. © Ron Vanderhoff

San Diego Creek Channel, nr. IRWD plant, 8-27-16. © Ron Vanderhoff

Vic Lincoln Ave, E 17th St., Santa Ana, 8-28-16. © Ron Vanderhoff


San Diego Creek Channel, nr. IRWD plant, 8-27-16. © Ron Vanderhoff




San Diego Creek Channel, nr. IRWD plant, 8-27-16. © Ron Vanderhoff

San Diego Creek Channel, nr. IRWD plant, 8-27-16. © Ron Vanderhoff

San Diego Creek Channel, nr. IRWD plant, 8-27-16. © Ron Vanderhoff

Vic Lincoln Ave, E 17th St., Santa Ana, 8-28-16. © Ron Vanderhoff

San Diego Creek Channel, nr. IRWD plant, 8-27-16. © Ron Vanderhoff

San Diego Creek Channel, nr. IRWD plant, 8-27-16. © Ron Vanderhoff

Vic Lincoln Ave, E 17th St., Santa Ana, 8-28-16. © Ron Vanderhoff

Vic Lincoln Ave, E 17th St., Santa Ana, 8-28-16. © Ron Vanderhoff

Vic Lincoln Ave, E 17th St., Santa Ana, 8-28-16. © Ron Vanderhoff