**Code**: [CM](https://sweetgum.nybg.org/science/ih/herbarium-details/?irn=124195) **Organization**: Carnegie Museum of Natural History **Division**: Section of Botany **Location**: Pittsburgh, Pennsylvania, U.S.A. **Total number of specimens**: 540000 **Current status**: Active **Date founded**: 1895 **Geographic coverage**: Worldwide, especially eastern North America **Incorporated herbaria**: Part of LCU (Araceae, Liliaceae, and Ranunculaceae), most of LAT (8000 specimens) in 1991, H. A. Davis (<Rubus>). **Important collectors**: I. W. Clokey, A. H. Curtiss, H. A. Davis, J. Drummond, A. D. E. Elmer, E. H. Graham, H. M. Hall, O. E. Jennings, J. G. Lemmon, E. Palmer, S. B. Parish, C. C. Parry, C. G. Pringle, H. H. Rusby, J. A. Shafer, C. W. Short, H. H. Smith, J. Wolle, C. Wright, C. B. S. Zeyher **Notes**: Updated May 2016 (correspondent updated). Mosses (25 000 specimens) transferred to MO in 1981. Lichens and hepatics (9200 specimens) transferred to COLO in 1981. Fungi and algae (41 905 specimens) transferred to NY in 1981. **Date modified in Index Herbariorum**: 2022-05-23 > [!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.