Verbatim text: Ihara, H. and K. Ihara. 1978. A biosystematic study on the pedicellate-flowered species of the North American Trillium. (1) Geographical distribution of major groups and their gynoecium norms. J. Geobot. 25: 139–172.
Author: Ihara, H., Ihara, K.
Year: 1978
Title: A biosystematic study on the pedicellate-flowered species of the North American Trillium. (1) Geographical distribution of major groups and their gynoecium norms
Journal: J. Geobot
Volume: 25
Pages: 139–172