Arizona State University Vascular Plant Herbarium (ASU:Plants)
ASU0097122
f963d9de-8b8f-4448-9979-dddb346ff449
267233
Ambrosia confertiflora DC.
Asteraceae
Marc A. Baker
16084
2005-10-11
Heather Rothbard
USA, ARIZONA, Pima County, Rincon Mountains, Posta Quemada Canyon, 20km SE of the edge of Tucson, 2.5km WSW of Papago Spring, flood plain of narrow valley