Studies in Austral Bryaceae (Bryopsida) II. New Combinations in Rosulabryum J.R. Spence from Madagascar and South America

New combinations in the genus Rosulabryum J.R. Spence are made for 11 species of Bryum Hedw. from South America and Madagascar: Rosulabryum albomarginatum (Cardot ex Ther.) J.R. Spence, Rosulabryum appressum (Ren. & Cardot) J.R. Spence, Rosulabryum atenense (R.S. Williams) J.R. Spence, Rosulabryum aubertii (Schwagr.) J.R. Spence, Rosulabryum coloratum (Mull. Hal.) J.R. Spence, Rosulabryum duplicatum (Broth.) J.R. Spence, Rosulabryum erythrocaulon (Schwagr.) J.R. Spence, Rosulabryum longidens (Ther.), J.R. Spence, Rosulabryum mattogrossense (Broth.) J.R. Spence, Rosulabryum puconense (Herzog & Ther.) J.R. Spence, and Rosulabryum spininervium (Broth.) J.R. Spence. The invalid combination Rosulabryum truncorum (Brid.) Ochyra is corrected.