Arizona State University Vascular Plant Herbarium (ASU:Plants)
ASU0294439
d14ef75e-232f-4b55-98a7-dd906e1e2ba1
Hymenoclea monogyra Torr. & A. Gray ex A. Gray
Asteraceae
Walter Fertig
30136
2014-10-17
Liz Makings & Lane Butler
USA, Arizona, Pinal, Superstition Mountains, Arnett Canyon, 1.2 miles E of base of Picketpost Mountain, ca 1.5 miles S of US Hwy 60, 2.5 air miles SE of Superior. T2S R12E S16 SW4 NW4 NW4
33.260971 -111.126595
UTM 12S 488209E 3680226N NAD83
802 meters
2630ft
Wash bottom with sandy alluvial soil and metamorphic volcanic rocks on terrace above active channel. Terrace forest of Salix gooddingii, Fraxinus velutina, & Populus fremontii with understory of Eragrostis curvula, Echinochloa crus-galli, Baccharis sergiloides, Hymenoclea monogyra, Acacia, and Prosopis juliflora
Staminate and pistillate flowers. Common. Bees attracted to staminate shrubs. Shrubs 4-5 ft tall.