Reference:Tomb1972a
Verbatim text: Tomb, A. S. 1972b. Re-establishment of the genus Prenanthella Rydb. (Compositae: Cichorieae). Brittonia 24: 223–228.
Author: Tomb, A.S.
Year: 1972b
Title: Re-establishment of the genus Prenanthella Rydb. (Compositae: Cichorieae)
Journal: Brittonia
Volume: 24
Pages: 223–228