Herbaria

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.

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

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

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.

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. 

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

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.

The collection currently includes more than 65,000 plant fossil specimens from around the world with a Precambrian to Holocene stratigraphic range, including over 1500 type and figured specimens. 

A unique and internationally acclaimed collection of 4,300 astonishingly realistic glass models that represent 780 plant species.