Verbatim text: Kelso, S. 1991. Taxonomy of Primula sects. Aleuritia and Armerina in North America. Rhodora 93: 67–99.
Author: Kelso, S.
Year: 1991
Title: Taxonomy of Primula sects. Aleuritia and Armerina in North America
Journal: Rhodora
Volume: 93
Pages: 67–99