**Code**: [MICH](https://sweetgum.nybg.org/science/ih/herbarium-details/?irn=126733) **Organization**: University of Michigan **Location**: Ann Arbor, Michigan, U.S.A. **Total number of specimens**: 1750000 **Current status**: Active **Date founded**: 1837 **Taxonomic coverage**: Marine algae; vascular plants; bryophytes of tropical America; Agaricaceae and Hymenogastraceae; Caryophyllaceae, Cyperaceae, Euphorbiaceae, Malpighiaceae, Myrtaceae of the New World, and Podostemaceae of the New World **Geographic coverage**: Worldwide, especially temperate North America and the Great Lakes region; eastern North America, West Indies, Alaska, and Pacific Islands; western North America; Mexico, Iran, Himalayas, southwestern Pacific Region, and southeastern Asia **Incorporated herbaria**: AFS (10 000 specimens), Parke, Davis & Co., Grand Rapids Public Museum (long-term loan), fungi of ASC in 1998., Marygrove College, CUS in 2007, MGR in 2017 **Important collectors**: M. Bang, H. H. Bartlett, D. V. Baxter, D. E. Breedlove, F. W. Case, R. Chand, M. Clemens, E. U. Clover, E. J. Cole, E. B. Copeland, H. A. Crum, F. A. Dickason, C. K. Dodge, R. R. Dreisbach, L. E. Ebalo, G. E. Edaño, J. H. Ehlers, L. S. Ehlers, A. D. E. Elmer, E. W. Erlanson, O. A. Farwell, C. Feddema, B. Fink, R. L. Fleming, P. H. Gentle, C. O. Grassl, L. H. Harvey, F. J. Hermann, G. B. Hinton, D. Houghton, A. Jewett, M. E. Jones, C. H. Kauffman, W. N. Koelz, K. Lems, J. J. Linden, C. L. Lundell, M. W. Lyon, E. B. Mains, E. Matuda, R. McVaugh, Y. E. J. Mexia, R. Peter, C. G. Pringle, M. Ramos, F. Rugel, H. H. Rusby, J. Rzedowski, J. Samples, J. V. Santos, A. H. Smith, H. H. Smith, F. K. Sparrow, J. B. Steere, W. C. Steere, R. R. Stewart, M. Tagawa, W. R. Taylor, D. L. Topping, W. H. Wagner, Jr., S. S. White, H. S. Yates **Date modified in Index Herbariorum**: 2022-06-15 > [!cite] This page is automatically generated • Data on this page were obtained from [Index Herbariorum](https://sweetgum.nybg.org/science/ih/) on 2023-08-23. • Meaning of acronyms in TL-2 is not always the same as in IH. Consult list of original [[Abbreviations|abbreviations]] if you suspect acronym mismatch.