Betonyleaf Brickellbush

Perennials, 30–90 cm. Stems branched from bases, pubescent. Leaves opposite; petioles 1–5 mm; blades 3-nerved from bases, oblong, obovate, or ovate, (15–)30–80 × 10–35 mm, bases cordate or truncate, margins crenate-serrate, apices acute to obtuse, faces sparsely pubescent and gland-dotted. Heads erect, usually in loose, paniculiform arrays, sometimes borne singly. Peduncles 2–15 mm, hispid to hirsute. Involucres cylindric to narrowly campanulate, 8–12 mm. Phyllaries 17–20 in 3–5 series, pale green, often purplish, 5–9-striate, unequal, margins narrowly scarious-ciliate (apices acute to acuminate); outer lance-ovate (sparsely pubescent), inner narrowly lanceolate (glabrous). Florets 10–16; corollas purplish, 7–9 mm. Cypselae 3–4 mm, densely pubescent to velutinous; pappi of 40–52 white, barbellate bristles. 2n = 18.

Brickellia betonicifolia, the betonyleaf brickellbush, is a Mexican species of flowering plants in the family Asteraceae. It is native to northwestern Mexico, in the States of Baja California, Sonora, Chihuahua, and Durango and the southwestern United States (New Mexico and Arizona).

Brickellia betonicifolia is a branching shrub up to 90 cm (36 inches) tall. The plant produces several small flower heads with purple disc florets but no ray florets.