Verbatim text: Brink, D. E. and J. M. J. de Wet. 1980. Interpopulation variation in nectar production in Aconitum columbianum (Ranunculaceae). Oecologia 47: 160-163.
Author: Brink, D.E., Wet, J.M.J.
Year: 1980
Title: Interpopulation variation in nectar production in Aconitum columbianum (Ranunculaceae)
Journal: Oecologia
Volume: 47
Pages: 160–163