New and rare moss species from subantarctic South Georgia

Abstract

Forty-one species of moss are reported from the subantaretic island of South Georgia. Twenty-two of these are recorded for the first time from the island, namely Andreaea obovata Thed. (first record from the austral region), Bryoerythrophyllum recurvirostrum (Hedw.) P.C. Chen, Bryum orbiculatifolium Cardot & Broth., B. subrotundifolium A. Jaeger, Campylopus introflexus (Hedw.) Brid., Cinclidium stygium Sw., Dicranoweisia mackayi (Broth. & Dixon) Broth., Ditrichum conicum (Mont.) Mitt., D. heteromallum (Hedw.) E. Britton, Drepanocladus longifolius (Wilson ex Mitt.) Broth. ex Paris, Funaria hygrometrica Hedw., Gymnostommum aeruginosum Sm., Isopterygiopsis pulchella (Hedw.) Z. Iwats., Leptobryum pyriforme (Hedw.) Wilson, Meesia uliginosa Hedw., Orthodonthium lineare Schwagr., Schistidium antaretici (Cardot) L. Savicz & Smirnova, Tayloria dubyi Broth., Tortella fragilis (Hook. & Wilson) Limpr., Trematodon geniculatus Matteri, Warnstorfia exannulata (Schimp.) Loeske and W. fontinaliopsis (Mull. fiat.) Ochyra. The moss flora of South Georgia is currently estimated to comprise about 115 species.