Proc. Amer. Acad. Arts 22: 292. 1887.
Plants perennial. Stems erect, yellow-green or gray to white, 5–10 dm, yellow-green- or gray- to white-canescent. mericarp, brown, glabrous or pubescent.
Ariz., Calif., Nev., Utah, nw Mexico.
Varieties 4 (3 in the flora).
Sphaeralcea ambigua var. versicolor (Kearney) Kearney is known from Baja California.