Reference:Straw1956a
Revision as of 20:21, 9 August 2019 by Unknown user (talk)
Verbatim text: Straw, R. M. 1956. Adaptive morphology of the Penstemon flower. Phytomorphology 6: 112–119.
Author: Straw, R.M.
Year: 1956
Title: Adaptive morphology of the Penstemon flower
Journal: Phytomorphology
Volume: 6
Pages: 112–119