Mosses of Big Bend National Park, Texas

Abstract

The moss flora of Big Bend National Park, Texas, consists of 58 genera, 106 species, 6 varieties and 1 hybrid. Of these, 74% are new reports for the Park, 9 genera and 20 taxa are first reports for Texas. Globulinella globifera (Hampe) Steere and Entodon erythropus Mitt. are reported new to the moss flora of the United States. Keys and an annotated checklist are included. Big Bend National Park was established in 1944 from 708,281 acres of desert and mountainous terrain in the northern Chihuahuan Desert of southern Brewster County, Texas. It is bounded on the south by the Rio Grande River and follows the southern bend of the river between 102'50' and 104'50' W. The Park's southernmost point is on