Chamaesyce tomentulosa

A woody subshrub with capitate inflorescences, found in the Sonoran Desert on Baja California and in Sonora, not extending north into the United States.

Plant habit at El Marmol, near Cataviña, 10/19/06.

An inflorescence at El Marmol, near Cataviña, 10/19/06.

Cyathia at El Marmol, 10/19/06.