Verbatim text: Heidel, B. L. 2009. Survey and Monitoring of Penstemon gibbensii (Gibbens’ Beardtongue) in South-central Wyoming. Laramie.
Author: Heidel, B.L.
Year: 2009
Title: Survey and Monitoring of Penstemon gibbensii (Gibbens’ Beardtongue) in South-central Wyoming