التعريف: Organism generally recognized as a single organism that consists of a fungus and an alga or cyanobacterium living in symbiotic association. Often attached to solid objects such as rocks or living or dead wood rather than soil.
التعريف: A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)
التعريف: The institution that holds a type specimen for a given species. The recommended best practice is to use the identifier in a collections registry such as the Biodiversity Collections Index (http://www.biodiversitycollectionsindex.org/).
(TLE) - T. L. Esslinger Herbarium {http://www.ndsu.edu/pubweb/~esslinge/chcklst/chcklst7.htm}
Known occurrences, collected specimens and observations of Xanthoparmelia halei (Essl., Barbero & Llimona) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch. View this species on GBIF
