Plant: Annual herb; Suberect or decumbent, the stems usually hispid Leaves: usually ovate to hastate, dentate to subentire, sparsely pubescent, often with a purple blotch along midvein INFLORESCENCE: solitary in the leaf axils on long pedicels Flowers: calyx 5-10 mm long (12-20 mm in fruit); petals 8-16 mm long, lavender (rarely white); staminal column pubescent, shorter than the petals; styles 10-19 Fruit: FRUITS a disk-shaped schizocarp, 8-11 mm diameter (excluding spines), hispid; mericarps 10-19, with horizontal spines 1.5-4 mm long dorsally; SEEDS 3 mm long, glabrous, the endocarp variably developed or absent Misc: Along streams, in meadows, on roadsides, in fields (sometimes weedy):; 1100-1800 m (3500-5900 ft); flowering throughout the year REFERENCES: Fryxell, Paul A. 1994. Malvaceae. J. Ariz. – Nev. Acad. Sci. Volume 27(2), 222-236.