unicate

Noun

unicate (plural unicates)

1. A biological specimen that has no duplicates.
   • Dead inflorescences and infructescences are well worth collecting if no fresh material is available or if fresh material is only sufficient for a unicate or one duplicate.1986, John Dransfield, “A guide to collecting palms”, in Annals of the Missouri Botanical Garden, volume 73, number 1, page 167
   • Each collection, which may be a unicate or several specimens as duplicates in several herbaria, constitutes a record in the Conifer Database.2013, Aljos Farjon, Denis Filer, An Atlas of the World's Conifers: An Analysis of their Distribution, Biogeography, Diversity and Conservation Status, Koninklijke Brill, →ISBN, page 3
2. A species that occurs at only a single geographical site.
   • Our data perhaps are more robust for analyzing patterns of endemism because some nuclei for which we have few inventories show high numbers of unicates (e.g., Caribbean, Mexico), and others for which we have sampled far more thoroughly show low numbers (e.g., Brejo and Peri-Caatinga). Though the...2011, Reynaldo Linares-Palomino, Ary T. Oliveira-Filho, R. Toby Pennington, “Neotropical Seasonally Dry Forests: Diversity, Endemism, and Biogeography of Woody Plants”, in Rodolfo Dirzo, Hillary S....