Often found along, along stream banks where moisture is preesent, but grows in dry, desert landscapes.
Depending upon the species, Baccharis are common in the Southern States.
Baccharis pteronioides woody shrub
There are several toxic compounds found in Baccharis species the most toxic being macrolytic trichothecenes.Some species of Baccharis also contain cardiotoxic saponins. The female plants are reportedly more toxic. Livestock rarely eat the plant unless they have little else to eat.
In the United States there are 24 species of Baccharis. Perennial, woody shrubs, with rough gray bark, evenly spaced branches, often at 45° angles, bundles of narrow sessile leaves, and flowers heads in racemiform arrays on short leafy branches. Seeds have stiff white hairs (pappus)that are wind dispersed. The plants are dioecious, meaning the male and female flowers are produced on different plants. Plants have a pungent odor.
Species of Baccharis that are reportedly toxic include Baccharis angustifolia, B. glomeruliflora, B. halimifolia, and B. pteronioides