Stems: erect, not rooting at nodes; twigs gray, round, smooth, rusty-puberulent, rigid.
Leaves: evergreen, opposite; not clustered; stipules thickened, persistent; petioles to 3 mm; blades nearly round to broadly elliptic, 1.3--3.2 x 0.6--1.9 cm, bases cuneate to rounded, 1-veined, margins not revolute, toothed above middle or entire, tips obtuse, abaxially pale green, canescent between veins, adaxially dark green, glabrous, plane or +/- troughed.
Inflorescences: terminal, umbel-like, 1.3--2.6 cm.
Fruits: globose, 7--9 mm broad, +/- roughened, horns near top; valve crests 0.
Cytology: 2 n = 24 (M.A Nobs in H. McMinn 1942)
Flowering: in early spring.
Habitat: chaparral, coastal scrub, serpentinite slopes; below 300 m.
Range: Calif. [se SnFrB (Santa Clara Co.)]. RARE . View Distribution Map.
If you have any comments or information regarding this species, please send mail to Dr. Schmidt.