The North American sunflowers (Helianthus)
By: by Charles B. Heiser, Jr. with Dale M. Smith, Sarah B. Clevenger [and] William C. Martin, Jr.
Contributors: Smith, Dale M., 1928-
Series: Memoirs of the Torrey Botanical Club,; v. 22, no. 3
Publisher: Published for the Club by the Seeman Printery
Published: 1969
Place of publication: Durham, N.C
Language: eng
Number of pages: 218
Subjects: Helianthus.; Botany -- North America.
Notes: Bibliography: p. 209-213.
Cover title.