coyotillo

(Karwinskia humboldtiana), woody shrub of the buckthorn family (Rhamnaceae) that is native to the southwestern United States and northern Mexico. It ...
Found on http://www.britannica.com/eb/a-z/c/153

Coyotillo

• (n.) A low rhamnaceous shrub (Karwinskia humboldtiana) of the southwestern United States and Mexico. Its berries are said to be poisonous to the coyote.
Found on http://thinkexist.com/dictionary/meaning/coyotillo/

Coyotillo

Co`yo·til'lo noun [ Mex. Spanish dim. See Coyote .] A low rhamnaceous shrub ( Karwinskia humboldtiana ) of the southwestern United States and Mexico. Its berries are said to be poisonous to the coyote.
Found on http://www.encyclo.co.uk/webster/C/178
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