Argemone pinnatisecta

A rare endemic found in west-draining canyons of the Sacramento Mountains.

A flower in La Luz Canyon, Sacramento Mountains, 24 Jun 2009.

Plant habit in La Luz Canyon, 24 Jun 2009.

A cauline leaf in La Luz Canyon, 24 Jun 2009.

Buds & immature fruit in La Luz Canyon, 24 Jun 2009.

Mature fruit, La Luz Canyon, 24 Jun 2009.