semi-shaded Quercus oblongifolia understory on volcanic alluvial substrate at mid canyon below western rim of Barranca Sirupa with Zinnia peruviana, Adenophyllum porophyllum, Priva aspera
semi-shaded Quercus oblongifolia understory on volcanic alluvial substrate at mid canyon below western rim of Barranca Sirupa with Zinnia peruviana, Adenophyllum porophyllum, Priva aspera
semi-shaded Quercus oblongifolia understory on volcanic alluvial substrate at mid canyon below western rim of Barranca Sirupa with Zinnia peruviana, Adenophyllum porophyllum, Priva aspera
semi-shaded Quercus oblongifolia understory on volcanic alluvial substrate at mid canyon below western rim of Barranca Sirupa with Zinnia peruviana, Adenophyllum porophyllum, Priva aspera
an exceptionally large 3' single plant on eroded outcrop of rhyolitic tuff flow at roadside. Scale provided by Ms. Patty Manning, Sul Ross State University, Alpine TX
Note clasping auricules. Plants in semi-shaded Quercus oblongifolia understory on volcanic alluvial substrate at mid canyon below western rim of Barranca Sirupa with Zinnia peruviana, Adenophyllum porophyllum, Priva aspera