A guide to collecting and preserving plants
By: [George M. Keiser]
Contributors: Northeastern Forest Experiment Station (Radnor, Pa.)
Series: USDA Forest Service research note NE -- 188
Publisher: U.S. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1974
Place of publication: Upper Darby, Pa
Language: eng
Subjects: Botanical specimens -- Collection and preservation.
Notes: Bibliography: p. 6