Herbarium of the Arnold Arboretum (A)

With approximately 1.5 million specimens, the Arnold Arboretum herbarium is especially strong in material from the Indo-Malesian region (India to the Philippines and Papuasia), China, Japan and eastern, and southeastern Asia.

Economic Herbarium of Oakes Ames (ECON)

Consists of about 40,000 herbarium specimens of economically important plants of cultivated and wild origin as well as  13,000 botanically oriented artifacts.

Oakes Ames Orchid Herbarium (AMES)

Exceptionally rich in type specimens, with nearly 2,500 holotypes (including nearly 800 described by Ames) and 3,500 isotypes.

Farlow Herbarium (FH)

Houses approximately 1.4 million specimens from all over the world, including approximately 75,000 types, of lichenized and non-lichenized fungi, bryophytes, diatoms and algae.

Friends of the Farlow

Gray Herbarium (GH)

Worldwide in scope, containing nearly 2 million specimens. Particular strengths lie in collections from North and South America, Mexico, the West Indies, and early collections from Asia and Europe. 

New England Botanical Club Herbarium (NEBC)

Includes more than 350,000 specimens, making it the largest and most important collection of New England specimens in the world.

Bailey-Wetmore Wood Collection

Includes more than 33,000 wood specimens (including fossils) from more than 300 families from around the world, and over 50,000 microscope slides of wood and of other plant parts.

Paleobotanical Collection

Includes about 60,000 specimens and is the second largest repository for fossil plants in the United States. The collection, without peer for completeness of stratigraphic, geographic, and taxonomic coverage, is also rich in European material not available elsewhere in the United States.

The Glass Flowers

This unique collection of approximately 4,300 incredibly realistic glass models represents 780 species and varieties of plants.