An account of the Sempervivum group /

Bibliographic Details

Main Author:	Praeger, R. Lloyd (Robert Lloyd), 1865-1953
Format:	Book
Language:	English
Published:	Lehre : New York : J. Cramer; Stechert-Hafner Service Agency, 1967.
Series:	Plant monograph reprints ; v. 1.
Subjects:	Sempervivum.