Archives Collections


Harvard University is closely monitoring the ongoing Coronavirus Disease 2019 (COVID-19) outbreak. Please check Harvard's dedicated Coronavirus (COVID-19) website for current advisories:

3/13/2020: The Harvard University Herbaria and Botany Libraries will be closed as of 5:00pm Friday, March 13 until further notice. Email accounts will be monitored. To contact the Botany Libraries, please email To contact the Herbaria, please email Thank you for your patience and understanding.

The Botany Libraries Archives is the Harvard University Herbaria's repository of historical papers, images, and institutional records.  The materials in our archives come from the following collections:

The Arnold Arboretum
The Bailey-Wetmore Wood Collection
The Botanical Museum Collection
The Economic Botany Herbarium
The Farlow Herbarium
The Gray Herbarium
The Henry David Thoreau Herbarium
The New England Botanical Club
The Oakes Ames Orchid Herbarium Archives
Paleobotanical Collections
The Rudolf and Leopold Blaschka Glass Flower Archives
The Tina & R.Gordon Wasson Ethnomycological Collection Archives

Search the entire Archives using HOLLIS.  Explore finding aids, which provide detailed descriptions of archival materials, for select collections using HOLLIS for Archival Discovery.

The archival collections of the Botany Libraries are open without fee to all adult researchers regardless of academic affiliation.  Researchers may consult materials from the archives only by advance appointment. To make an appointment please contact botref@oeb.harvard.eduPlease allow one week for the processing of requests.

Once an appointment is confirmed materials must be requested using HOLLIS Special Request. Instructions are available for creating an account, placing a request, ordering reproductions, and saving lists of materials in which you are interested. Researchers can also add items to their HOLLIS Special Request account directly from HOLLIS for Archival Discovery. Instructions are available here. If you do not already have a HOLLIS Special Request account, you will be prompted to create one upon submitting your requests from the finding aid.

Further Information:
Use Policies
Visiting the Herbaria
Permission to Publish