'Covillea mexicana' definitions:

Definition of 'Covillea mexicana'

From: GCIDE

Creosote bush \Cre"o*sote bush\ A shrub (Covillea mexicana) found in desert regions from Colorado to California and southward through Mexico. It has yellow flowers and very resinous foliage with a strong odor of creosote. [Webster 1913 Suppl.] Crepance