Flora of the Santa Monica Mountains:
This collection contains approximately 3000 specimens from the Santa Monica Mountains and Simi Hills.
Flora of the Baja California Peninsula:
This collection contains approximately 1800 specimens from the Baja California Peninsula.
Cultivated Plants of California:
This collection contains approximately 10,000 specimens cultivated plants.
Grace Heintz Collection:
This is a collection of over 200 specimens of cultivated Eucalyptus in California.
The Cody Collection:
Over 1000 Acacia specimens of Australia.