Reference:Robertson1966a
Verbatim text: Robertson, K. R. 1966. The genus Erythronium (Liliaceae) in Kansas. Ann. Missouri Bot. Gard. 53: 197–204.
Author: Robertson, K.R.
Year: 1966
Title: The genus Erythronium (Liliaceae) in Kansas
Journal: Ann. Missouri Bot. Gard
Volume: 53
Pages: 197–204