Musci, by W. Wilson.] FLORA OF TASMANIA. 179 
sterilis patulis subortundis acuminulatis, fertilis conniventibus majoribus ovatis longe acuminatis apice at- 
tenuatis integerrimis laxe reticulatis albescentibus membranaceis, capsula immersa in vaginulam brevissimam 
sessili sphierica ore dilatato, operculo conico-apiculato, calyptra minuta conica valde fugace, sporis pregran- 
dibus.— 77. N. Zeal. p. 92. Leptangium repens, Mitten, in Journ. Linn. Soc. ined. 
Has. Port Sorrell, and north side of Cataract, Launceston, Archer. 
Distris. New Zealand. 
$ 1. SCLEROSTOMUM.—Capsula scleroderma, siccitate striata; operculo rostrato. Calyptra cucullata. Folia 
coriacea, rigida. Florescentia dioica, 
l. Hedwigia Humboldtii (Hook. Muse. Exot. t. 137); caule erecto pinnatim ramoso, foliis im- 
bricatis obovatis concavis piliformi-acuminatis rigidis coriaceis, seta longiuscula, capsula subglobosa sulcata, 
operculo rostrato, calyptra cucullata.—Anictangium, Bridel, Br. Univ. ; Fl. Antarct. 135, 415. 
Var. B. australis; caule breviore, foliis brevibus acuminatis immarginatis, seta brevi. 
Has. On moist trap rocks and in bogs: Mount Wellington, elev. 3000 feet, J. D. H. Penquite, 
Gunn. Cheshunt, Archer. 
DisrRrB. New Zealand, Australia, Antarctic Islands, South America, South Africa, Guadeloupe. 
$ 2. HEDWIGIA.— Capsula immersa, levis. Operculum conicum. Calyptra mitraformis. Florescentia 
monoica. 
2. Hedwigia ciliata (Hedw. Musc. Frond. t. 40); laxe cespitosa, caule decumbente subramoso, 
foliis patentibus siccitate appressis ovatis hyalino-acuminatis acumine papilloso serrato, perichetialibus lon- 
gioribus filamentoso-ciliatis, capsula immersa subsessili, operculo planiusculo, calyptra subpilosa.—Cryphea 
(Dichotomaria) microcyathea, C. Mueller, Bot. Zeit. 1851, p. 564, conf. Mitten, in Journ. Linn. Soc. ined. 
Has. On stones: near Lake Echo, J. D. H. On rocks: Cheshunt, Archer. Near Launceston, 
Mossman. 
DisrRiB. Europe, America. 
9. Hedwigia imberbis (Hedwigidium, Br. et Schimp. Bryol. Eur. t. 274) ; cespitosa, caule humili 
subramoso, foliis patentibus siccitate appressis ovatis acuminatis margine revolutis, perichzetialibus vaginan- 
tibus lanceolato-acuminatis, capsula immersa pedicellata subglobosa, operculo conico, calyptra nuda. 
Var. 8. Drummondii ; foliis confertioribus minus acuminatis, operculo rostellato.—Schistidium Drum- 
mondii, Taylor, Lond. Journ. Bot. 1846, p. 57 (foliis prorsus enerviis !). 
Has. On dry stones: near Hobarton, J. D. H. On rocks: Cheshunt, Archer. 
Disrnrs. Swan River, Australia, Europe. 
Our specimens agree with those from Swan River, except that the leaves are less spreading, and not subsecund. 
Tribe VIII. Grimme. 
Gen. XX. GRIMMIA, Auet. 
Peristomium simplex; dentes 16, majusculi, lanceolati, trabeculati, cribrosi, simplices vel apice bi-tri- 
fidi, siccitate reflexi. Calyptra mitreeformis, basi lobata vel obligua, cucullata. 
$ 1. SCHISTIDIUM.— Calyptra lobata, solo operculo valde dilatato insidens. Capsula immersa. Operculum 
una cum columella deciduum. Flores monoici. 
1. Grimmia apocarpa (Hedw. Musc. Frond. t. 39) ; laxe cespitosa, foliis e basi erecta patentibus 
