Musci, by W. Wilson.) FLORA OF TASMANIA. 217 
Tribe XXV. HYPOPTERYGIÆ. 
Gen. LVIII. HYPOPTERYGIUM, Bridel. 
Peristomium Hypni. Calyptra conico-subulata, coriacea, plerumque latere fissa. Capsula wequalis, 
longe pedunculata, cernua vel pendula. Operculum e basi convexa rostratum.—Caulis repens. Surculi 
dendroidei, pinnatim ramosi, complanati. Folia tristicha, lateralia pterygoidea, obliqua, verticalia, dorsalia 
(tegmina dicta) minora alitergue conformata, subappressa. Fructificatio lateralis, axillaris. 
l. Hypopterygium Smithianum (Hook. fil. et Wils. Fl. N. Zeal. p. 118); dioicum, surculo bi- 
pinnatim ramoso inferne nudo, foliis distichis ovato-subrotundis acuminulatis concaviusculis deflexis mar- 
ginatis evanidinerviis apice denticulatis, tegminibus subrotundis acuminulatis solidinerviis, perichmtialibus 
Janceolato-acuminatis, capsula pendula, operculo rostrato.—H. Novze-Zelandise, C. Mueller, Bot. Zeit. 1851, 
p. 562; Mitten, in Journ. Linn. Soc. ined. Hookeria rotulata, Smith, in Linn. Trans. ix. 279 (non Hedw. 
Sp. Musc.). 
Var. folis siccitate magis crispatis, tegminibus oblongis, seta graciliori apice evidentius arcuata. 
(Lawrence.) : 
Has. Hobarton, ete. (Gunn, 49, 65.) Kangaroo Bottom, J. D. H. Gullies round Brown's River. 
(Oldfield, 60.) Top of Grass-tree Hill, South Port, Stuart. On living trees: Western Creek, and other 
rivulets; Cheshunt, Archer. (Lyall, 95.) 
Disrris. New Zealand, Norfolk Island. 
Gen. LIX, LOPIDIUM, Hook. fil. et Wils. 
Peristomium duplex Leske@; internum, ciliis nullis. Calyptra conico-subulata. Capsula sequalis, 
inclinata vel cernua, annulata, brevipedunculata. Opereulum rostratum.—Caulis repens. Surculi subden- 
droidei, pinnatim ramosi ; fronde elongata, erecta ; ramis haud radiatis. Folia tristicha, oblonga, lateralia 
obliqua. (Name from Moms, a scale.) 
1. Lopidium pallens (Hook. fil. et Wils. Fl. N. Zeal. p. 119); monoicum, surculo erecto bipin- 
natim ramoso inferne nudo, foliis bifariis verticalibus oblongo-ovatis acuminulatis marginatis apice denticu- 
latis siccitate crispulis subtortilibus, tegminibus cordato-acuminatis, perichetialibus brevioribus, seta sca- 
berula longiuscula gracili, capsula horizontali annulata, operculo rostrato, peristomii dentibus crebre trabe- 
culatis. —Leskea concinna, Schwagr. Suppl. t. 269 (non Hook). Hypopterygium Struthopteris, Bridel ; 
Mitten, in Journ. Linn. Soc. ined. 
Haz. On trunks of Tree-ferns: Huon River. South Port, Stuart. On dead timber and trunks of 
trees: by the Kermandie Rivulet, South Huon. Gullies near Brown's River, Brown, Gunn, 34, 1632, 
J. D. H., Oldfield, etc. | 
DisrarB. New Zealand, South America, Chiloe. 
Essentially distinguished from Z. concinna, Hook. Musc. Exot. t. 34, by the inflorescence, and by the rough 
seta. 
' Gen. LX. CATHAROMNION, Hook. fil. et Wils. 
internum ; dentes 16, lineari-lanceolati, carinati, membrana basilari brevi con- 
basi lacera. Capsula suberecta, oblonga. Operculum conico-subu- 
superne pinnatim ramosi. Folia tristicha, subrotunda, ciliata. 
Peristomium simplex, 
nexi. Calyptra conico-mitreeformis, 
latum.— Caulis repens. Surculi dendroidei, 
Florescentia dioica. (Name from xa0apos, neat.) 
VOL. IH. 
8 x 
