Red List of liverworts and hornworts for Réunion (Mascarene archipelago) Author Ah-Peng, Claudine Author Bardat, Jacques Author Pócs, Tamás Author Söderström, Lars Author Staménoff, Pierre UMR PVBMT, Université de La Réunion, 15 Avenue René Cassin, 97715 Messag Cedex 9, France Author Strasberg, Dominique UMR PVBMT, Université de La Réunion, 15 Avenue René Cassin, 97715 Messag Cedex 9, France text Phytotaxa 2012 2012-10-05 68 1 1 23 http://biotaxa.org/Phytotaxa/article/view/phytotaxa.68.1.1 journal article 10.11646/phytotaxa.68.1.1 1179-3163 5066080 24. Heteroscyphus grandistipus ( Stephani 1890: 283 ) Schiffner (1910: 172) Family:— Geocalycaceae . Distribution:— Réunion and Zimbabwe . Habitat:— Corticolous in montane vegetation. Threat:— Known from three localities in Réunion , of which one is highly threatened by land use for agricultural purposes. IUCN threat category:— EN[B2ab(iii)] Specimens:— Le Tampon, Plaine des Cafres, sentier GR-R2 vers le Piton des Neiges entre Piton Mare à Boue et Piton Tortue, 55°55 E 21°13S , corticolous at the base of Erica sp. 1700 m , 21.09.1997 , Arts 33/94 and Arts 33/76 ; Sainte-Rose, Piton de Crac, enclos de la Fournaise, 1300 m , 14.02.1971 , Onraedt 71.R.8510 ; Saint-Denis, Plaine d’Affouches, forêt de Cyathea , sur branches mortes, 01.07.1969 , Hébrard J.P. 30/A .