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- McCaffery, Rebecca M.; Reisor, Rita; Irvine, Kathryn; Brunson, Jessi
- Western North American naturalist 2014 v.74 no.3 pp. 257-274
- Penstemon, etc ; animals; basins; drilling; energy; habitats; indigenous species; mature plants; monitoring; oil shale; population growth; population size; probability; rare species; rivers; seedlings; sociodemographic characteristics; survival rate; viability; wild flowers; Colorado; Utah; Show all 22 Subjects
- ... Basin in Utah and Colorado, Graham's beardtongue (Penstemon grahamii) and White ...
... River beardtongue (Penstemon scariosus var. albifluvis) are 2 rare endemic ...
... conditions. The 2 P. grahamii study plots had small populations, averaging 70 adult ...