**Code**: [NHA](https://sweetgum.nybg.org/science/ih/herbarium-details/?irn=126756) **Organization**: University of New Hampshire **Department**: Department of Biological Sciences **Location**: Durham, New Hampshire, U.S.A. **Total number of specimens**: 200000 **Current status**: Active **Date founded**: 1892 **Taxonomic coverage**: Vascular plants and marine algae; aquatic flora **Geographic coverage**: New Hampshire; Maine; coastal New England; Newfoundland; Bay of Fundy; Crimea, Siberia; northeastern U.S., Costa Rica, and Bolivia **Incorporated herbaria**: Bowdoin College (Parker Cleaveland), Portland Society of Natural History, HNH in part (4000 specimens)., NEC (6000 specimens), KESC in 2017 (15000 specimens). **Important collectors**: W. Boott, K. Furbish, N. P. Ritter, A. Eaton, F. J. Lindheimer, G. E. Crow, M. E. Jones, A. C. Mathieson, F. L. Steele, A. Fendler, G. Vasey, T. C. Porter, W. M. Canby, A. R. Hodgdon, C. B. Hellquist **Notes**: Updated Sep 2017 (KESC incorporated, correspondent email address updated). Historical ties with Dartmouth College (HNH) when the Agricultural College shared facilities. NHA founded with a nucleus of 1500 HNH specimens. **Date modified in Index Herbariorum**: 2022-04-01 > [!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.