Verbatim text: Woodland, D. W., I. J. Bassett, L. Crompton, and S. Forget. 1982. Biosystematics of the perennial North American taxa of Urtica. I. Chromosome number, hybridization, and palynology. Syst. Bot. 7: 269-281.
Author: Woodland, D.W., Bassett, I.J., Crompton, L., Forget, S.
Year: 1982
Title: Biosystematics of the perennial North American taxa of Urtica. I. Chromosome number, hybridization, and palynology
Journal: Syst. Bot
Volume: 7
Pages: 269–281