Biodiversity Heritage LibraryThe Biodiversity Heritage Library (BHL) is a consortium of natural history and botanical libraries that cooperate to digitize the legacy literature of biodiversity held in their collections and to make that literature available for open access and responsible use as a part of a global “biodiversity commons.” The BHL consortium works with the international taxonomic community, rights holders, and other interested parties to ensure that this biodiversity heritage is made available to a global audience through open access principles.
CalPhotos: PlantsOver 20,000 images of California wildflowers. Searchable by common name, scientific name, family name, color, or photographer.
The Jepson Herbarium OnlineThe Jepson eFlora is a free online resource providing the latest information on identification, taxonomy, nomenclature, distribution, ecology, relationships, and diversity of California vascular plants. Many of our archival resources, including Willis Jepson's field books, are also available online.
The Plant ListA working list of all known plant species developed through the collaborative efforts of researchers at highly regarded research organizations including the Missouri Botanical Garden and the Royal Botanic Gardens, Kew (UK).
Plants of San Diego County, CaliforniaMichael Simpson's website for his SDSU class Biology 531 - Taxonomy of California Plants. Plant photos are organized by communities and taxonomic groups.
The Jepson Manual by
The "bible" for California plants, this volume continues the former Jepson Manual: Higher Plants of California. Additional material is found at the Jepson Herbarium website.
