Verbatim text: Waring, R.H., W.H. Emmingham, and S.W. Running. 1975. Environmental limits of an endemic spruce, Picea breweriana. Canad. J. Bot. 53: 1599--1613.
Author: Waring, R.H., Emmingham, W.H., Running, S.W.
Year: 1975
Title: Environmental limits of an endemic spruce, Picea breweriana
Journal: Canad. J. Bot
Volume: 53
Pages: 1599–1613