The cultivated hemlocks /

Bibliographic Details
Main Author:	Swartley, John Clymer, 1909-
Other Authors:	Welch, H. J. (Humphrey James), Dudley, T. R. (Theodore R.), 1936-
Format:	Book
Language:	English
Published:	Portland, Or. : Timber Press, 1984.
Subjects:	Eastern hemlock > Varieties. Tsuga. Dwarf conifers > Varieties.

Description
Item Description:	A revision of the author's thesis (M.S.--Cornell, 1939) originally issued under the title: Canadian hemlock and its variations.
Physical Description:	186 pages, 8 unnumbered pages of plates : illustrations ; 29 cm.
Bibliography:	Bibliography: pages 183-186.
ISBN:	0917304748