
Center for Integrative Biological Collections
COLLEGE OF NATURAL & AGRICULTURAL SCIENCES
The UCR Nematode Collection, established in 1956, comprises ~370,000 mounted specimens and thousands of original types. Worldwide, it is among the two or three largest and most important collections to the discipline of nematology.
The UCR Citrus Variety Collection, initiated in 1910 for the UC Citrus Experiment Station, is now one of the most extensive living collections of citrus diversity globally, encompassing approximately 4500 trees representing more than 1,000 accessions of citrus and citrus relatives.
Earth Sciences Collections curates several worldwide collections including fossils (~100,000 specimens) of invertebrates, vertebrates and plants as well as several thousand minerals and rocks, all essential resources for research, outreach (e.g. displays) and teaching.
The UCR Entomology Research Museum is the second oldest UC collection of insects and other arthropods and contains ~3 million curated specimens, making it one of the 10 largest University-based collections in North America.
The UCR Herbarium houses over 259,000 specimens of vascular plants and lichens and is the 5th largest herbarium in California (just ahead of San Diego Natural History Museum and right behind UC Davis). It also is linked to UCR's fungus collection (c. 10,000 specimens, housed in Plant Pathology).
The UCR Botanic Gardens includes 40 hilly acres and more than 3500 plants with emphasis on native plants from California, Mexico, and other Mediterranean and desert climates. It is a resource for UCR teaching biology and plant biology, while also serving as a wildlife sanctuary.