TY - BOOK TI - Contributions from the University of Michigan Herbarium VL - v.4 (1940) UR - https://www.biodiversitylibrary.org/item/46242 PB - University Herbarium, University of Michigan CY - Ann Arbor PY - 1940 N1 - Biological abstracts | 0006-3169 --- Publication suspended 1943-1965. --- Occasional articles in Spanish. AU - University of Michigan. University Herbarium. KW - Botany ER -