English: Toothpick tree; Chaparo amargosso; Goat-bush; Chaparro bush; Bishirandi amargoso; Castila nicholsoni.
Region: Mexico, Baja California, Sonora, southwestern United States, Arizona, New Mexico.
Habitat: desert; dry, well-drained, sandy or rocky soils; harsh conditions; hot, dry climates.
Ecology: provides shelter and food; stabilize soil.
Use:ornamental, slender and elegant appearance; tools for sewing or crafting; tough wood for fences, small structures.
BotanyBush; small; 2 to 3 meter tall; forming a dense, bushy silhouette.
Stem: strong, long branches long, twisted, irregular, spiraled; with sharp, thorn-like spines.
Leaves: small; narrow; lanceolate; waxy cuticle; clustered on the branch tips.
flowers: small, yellow, saffron-coloured.
Pollination: by bees, other insects.
Fruits: small; fleshy.