Webster’s Revised Unabridged Dictionary · 1913
Chamisal
Cha′mi·sal′, n. [Amer. Sp., fr. Sp. chamiza a kind of wild cane.] 1. (Bot.) A California rosaceous shrub (Adenostoma fasciculatum) which often forms an impenetrable chaparral.
2. A chaparral formed by dense growths of this shrub.