Pomaria glandulosa Cav.

Larrea montana Britton, sp. nov
Herbaceous, 4-6 dm. high, more or less branched, the branches, petioles, rachis, and inflorescence glabrate or puberulent, and bearing many small sessile black glands. Stipules 6-8 mm, long, pinnatifid, caducous; pinnae 8-13; leaflets 6-10 pairs, oblong, 5-8 mm, long, obtuse or acutish, glabrous or nearly so, black-glandular-dotted beneath; racemes terminal, elongated, much longer than the leaves, 1-2 dm. long, many-flowered; pedicels about 5 mm. long; calyx 5-6 mm. long, black-glandular; legume lunate, 2-2.5 cm. long, about 9 mm. wide, acute, densely covered with black sessile glands, and sprinkled with stellate hairs.
Jalisco and Zacatecas. Type from between Huejuguilla and Mesquintec, Jalisco, August 25, 1897, J. N. Rose 2^7=..