University of California, Riverside Plant Herbarium (UCR)
UCR0039764
UCR-BPS-245068
UCR-245068
Proboscidea althaeifolia (Benth.) Decne.
Martyniaceae
A.C. Sanders
40408
2012-10-12
2012-10-12
T.B. Salvato
United States, California, Riverside, Chuckwalla Valley, along Chuckwalla Valley Rd. near intersection with Graham Pass Rd., 4.56 km west of I-10 junction
33.60583 -115.0399
124 metros (407pies)
Valley bottom at foot of alluvial slope; soil of silt, sand and gravel; formerly shallowly ponded/wash area; creosote bush scrub with Larrea, Olneya, Parkinsonia fl., Hilaria rigida, Ambrosia dumosa, A. salsola, Datura discolor, Bouteloua barbata, etc.
Fruiting
Scarce perennial in formerly wet areas; c. 10 seen.