PLANT: 15 37 cm tall, glabrous below. INFLORESCENCE: with curled hairs. FLOWERS: calyx 5 6 mm long, the lobes spreading; corolla 8 12 mm long. NUTLETS: apically pubescent, exceeding the calyx tube. NOTES: See also parent tason. Weed of alluvial soils in the Sonoran Desert: La Paz, Maricopa, Pima, Pinal, Santa Cruz, Yuma cos.; 50 900 m (200 3000 ft); Jan-Jul( Oct); NM, TX; Son. to Chih. and N. L., Mex. REFERENCES: Christy, Charlotte M., et. al. 2003. Lamiaceae. J. Ariz. – Nev. Acad. Sci. Volume 35(2).