USA, California, Imperial County, Sonoran (Colorado) Desert; Colorado River Valley; east of Winterhaven, west side of dirt road (east of ag fields) near east end of Arnold Rd. (Bard 7.5' Q)
32.7517 -114.588
38 meters (125ft)
Flat to slightly rolling area with sandy silty soil; brushy thickets.
Pluchea sericea, Tamarix aphylla, T. ram.,, Salsola, Prosopis fre., Baccharis sarath., Atriplex lentiformis, etc.
Abundant 1.5-2 m shrub with slender erect stems; dense colonies, doubtless from rhizomes; fls. light purple.