Verbatim text: Takahashi, Hiroshi. 1986b. Pollen polyads and their variation in Chimaphila (Pyrolaceae). Grana 25: 161–169.
Author: Takahashi, Hiroshi
Year: 1986b
Title: Pollen polyads and their variation in Chimaphila (Pyrolaceae)
Journal: Grana
Volume: 25
Pages: 161–169