English: California rockflower.
Clades:
Crossosomataceae.
Region: California, Guadalupe, Baja California.
BotanyType: shrub, small tree; sprawling up to 5 metres tall.
Stem: intricately divided, many thorn-tipped branches.
Leaves: veiny; pale green; oval-shaped to rounded; up to 9 centimeters long.
Flowers: solitary; petals round, white, 10 to 15 mm long; numerous of stamens; 1 to 5 free carpels.