A biosystematic study of Platanthera ciliaris, P. blephariglottis and P. X bicolor, emphasizing the northern portion of their range
By: by Nancy E. Ferdinandsen Cowden
Published: 1993
Language: eng
Number of pages: 279
Subjects: Orchids -- Classification; Orchids -- Varieties; Botany
Notes: Typescript (photocopy)

Thesis (Ph. D.)--Miami University, Dept. of Botnay, 1993

Includes bibliographical references (leaves 263-279)