Author: Soderstrom, Th.R., 1967.:
Title: Taxonomic study of subfgenus Podosemum and section Epicampes of Muhlenbergia (Gramineae).
Description: Contr. U.S. Natl. Herb., 34(4): pp. iv,75-189, 14 plates, figs., refs., taxon. index. Paperboiund, orig. printed wrappers.

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