Perennials, 100-200 cm. Stems branched from bases, pubescent and gland-dotted. Leaves oppo-site; petioles 0-1 mm; blades 3-nerved from bases (pinnately-veined distally), lanceolate to oblong, 40-160 × 10-75 mm, bases rounded to cordate (clasping), margins crenate to serrate, apices acute, faces densely to sparsely pubescent and stipitate-glandular. Heads in paniculiform arrays. Peduncles 7-25 mm, densely stipitate-glandular. Involucres cylindric to campanulate, 9-13 mm. Phyllaries 18-24 in 4-5 series, greenish, often purple-tinged, 3-8-striate, unequal, margins narrowly scarious (apices acute to acuminate); outer ovate (6-8-striate, sparsely glandular at apices), inner narrowly lanceolate (3-4-striate, glabrous). Florets 13-22; corollas pale yellow or cream, often purple- or red-tinged, 6-8 mm. Cypselae 2.8-4 mm, densely pubescent to hirtellous; pappi of 35-60 white, barbellulate bristles. Flowering Sep-Dec. Rocky or grassy montane slopes, riparian habitats; 700-1900 m; Ariz., N.Mex. Brickellia amplexicaulis is known from se Arizona and sw New Mexico.