Moran, R. C. (The New York Botanical Garden, Bronx, NY, 10458-5126, U.S.A.; rmoran@nybg.org) & A. R. Smith (University Herbarium, Univ. of California, 1001 Valley Life Science Building, Berkeley, CA 94720-2465, U.S.A.; arsmith@berkeley.edu). Blechnum obtusum (Blechnaceae), a new species from western Venezuela. Brittonia 57:237–239. 2005.—Blechnum obtusum is described and illustrated as a new species. It grows in páramos of western Venezuela and most resembles B. werffii of Costa Rica and Panama.