ATWOOD, John T.; WILLIAMS, Norris H. THE UTILITY OF EPIDERMAL CELL FEATURES IN PHRAGMIPEDIUM AND PAPHIOPEDILUM (ORCHIDACEAE) FOR DETERMINING STERILE SPECIMENS. Selbyana, [S. l.], v. 2, n. 4, p. 356–366, 1978. Disponível em: https://journals.flvc.org/selbyana/article/view/120427. Acesso em: 18 dec. 2024.