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| Herbarium Cañada | |
|---|---|
| Name | Herbarium Cañada |
| Established | 1983 |
| Location | Cañada Valley, Oaxaca |
| Holdings | ca. 250,000 specimens |
| Director | Dr. María Elena López |
Herbarium Cañada is a regional botanical collection located in the Cañada Valley of Oaxaca, Mexico, serving as a reference center for Neotropical flora and ethnobotanical studies. The herbarium supports taxonomic research, conservation planning, and educational programs linked to regional universities and international botanical networks. Its partnerships and specimen exchanges connect it to major institutions and conservation initiatives across Latin America, Europe, and North America.
The institution traces roots to field campaigns led by Dr. Martín Caballero and expeditions associated with the Universidad Nacional Autónoma de México, the Museo de Historia Natural de la Ciudad de México, and the Instituto Nacional de Ecología in the early 1980s. Growth accelerated through collaborations with the Missouri Botanical Garden, the Royal Botanic Gardens, Kew, and the New York Botanical Garden, facilitating specimen exchange with the Smithsonian Institution and the Field Museum. Key milestones include cataloguing efforts influenced by the Flora Mesoamericana project, funding from the Andrew W. Mellon Foundation and the National Science Foundation, and digitization initiatives inspired by the Global Biodiversity Information Facility and the Consortium of Latin American Herbaria.
The collection comprises vascular plants, bryophytes, lichens, and ethnobotanical vouchers, with strengths in Orchidaceae, Poaceae, Fabaceae, Asteraceae, and Cactaceae. Type specimens from regional monographs and revisions by taxonomists such as Dr. Paul Peterson and Dr. Alan Prather are curated alongside historical collections by José Celestino Mutis and Alexander von Humboldt. Holdings include epiphyte samples linked to research by the International Union for Conservation of Nature and the World Wildlife Fund, medicinal-plant vouchers tied to projects with the Instituto Nacional de Antropología e Historia and the Universidad Autónoma Metropolitana, and specimens referenced in publications in journals like Taxon, Phytotaxa, and American Journal of Botany.
The herbarium building integrates cold-storage cabinets modeled after standards at the Natural History Museum, London and climate-controlled rooms similar to those at the Botanical Research Institute of Texas. Its digitization suite uses imaging workflows developed with Yale Peabody Museum and the Botanischer Garten Berlin, while databasing follows Darwin Core protocols promoted by GBIF and the Integrated Digitized Biocollections. Specimen loans and exchanges are managed via agreements with Kew, the Royal Ontario Museum, and the Universidad de Guadalajara, and molecular labs support DNA barcoding aligned with protocols from the Barcode of Life Data Systems and the Joint Genome Institute.
Researchers affiliated with the herbarium have produced floristic inventories used by the Comisión Nacional para el Conocimiento y Uso de la Biodiversidad and the Secretaría de Medio Ambiente y Recursos Naturales, and contributed taxonomic revisions cited by the International Plant Names Index and Tropicos. Collaborations with the Smithsonian Tropical Research Institute and the Centro de Investigaciones Tropicales have informed conservation assessments for the IUCN Red List and management plans for Biosphere Reserves such as Tehuacán-Cuicatlán. Peer-reviewed outputs appear in journals like Conservation Biology, Ecology Letters, and Journal of Biogeography, and projects have integrated methods from phylogenomics centers including the Royal Botanic Gardens, Kew and the Max Planck Institute for Biology.
The herbarium conducts field courses with the Universidad Nacional Autónoma de México, the Universidad Autónoma de Oaxaca, and exchange programs with the University of California, Berkeley and Harvard University Herbaria. Public exhibitions have been organized with the Museo Nacional de Antropología and the British Museum, while community workshops involve the Zapotec and Mixtec municipalities, the Comisión Nacional para el Desarrollo de los Pueblos Indígenas, and local NGOs such as Pronatura México. Outreach materials draw on collaborations with the Encyclopedia of Life, Wikimedia Commons, and educational modules used by the Royal Botanic Gardens, Kew.
Governance is overseen by a board comprising representatives from the Universidad Autónoma de Oaxaca, the Instituto Nacional de Ecología, and international partners including the Missouri Botanical Garden and the Royal Botanic Gardens, Kew. Core funding has combined grants from the Andrew W. Mellon Foundation, the National Science Foundation, and Mexico’s Consejo Nacional de Ciencia y Tecnología, supplemented by project funding from the European Commission’s Horizon programmes and in-kind support from the New York Botanical Garden and the Smithsonian Institution. Legal frameworks guiding specimen exchange and access follow agreements modeled on the Convention on Biological Diversity and the Nagoya Protocol.
Category:Herbaria Category:Botany in Mexico Category:Oaxaca institutions