Preliminary reports on the flora of Wisconsin
Subtitle: Gentianaceae and Menyanthaceae, gentian and buckbean families
By: Charles T. Mason, Jr., and Hugh H. Iltis
Contributors: Iltis, Hugh H. (Hugh Hellmut), 1925-
Published: 1965
Language: eng
Number of pages: 329
Notes: Transactions of the Wisconsin Academy of Sciences, Arts and Letters, v. 54, 1965, p. 295-329.

Includes bibliographical references (p. 328-329).