Amphibian Range Maps of the Western Hemisphere: "Data developed as part of the Global Amphibian Assessment and provided by IUCN-World Conservation Union, Conservation International and NatureServe." NOTE: Full metadata for the Bird Range Maps of North America is available at: https://web.archive.org/web/20160616213828/http://www.natureserve.org/library/birdDistributionmapsmetadatav1.pdf. Full metadata for the Mammal Range Maps of North America is available at: https://web.archive.org/web/20160616213504/http://www.natureserve.org/library/mammalsDistributionmetadatav1.pdf. elmendorfii Flora of Texas Onions Plants described in 1950