Verbatim text: Stevens, P. F. 1970. Calluna, Cassiope and Harrimanella: A taxonomic and evolutionary problem. New Phytol. 69: 1131–1148.
Author: Stevens, P.F.
Year: 1970
Title: Calluna, Cassiope and Harrimanella: A taxonomic and evolutionary problem
Journal: New Phytol
Volume: 69
Pages: 1131–1148