REPORT ON THE BOTANY OF THE ISLANDS OF THE SOUTHERN OCEAN. 201 



Plagiothecium antarcticum, Mitt. 



Plagiothecium antarcticum, Mitt, in Journ. Linn. Soc. Lond., xv. p. 71. 



Monoicum, csespitosurn, ramis ascendentibus. Folia corupressa, subfalcata, nitida, 

 caulina ovata, acuminata, integerrima, enervia, rarnea ovato-lanceolata, tenuiter acuminata, 

 subenervia, omnia basi subcordata, cellulis angustis elongatis areolata ; pericbsetialia 

 convoluta, late ovata, breviter acuminata. Tbeca in pedunculo elongato rubro, ovalis, 

 • inaequalis suberecta inclinatave, operculo breviter conico, peristomii interni ciliis in unum 

 coalitis, inter processes carinatos dentium longitudinis impositis in membranam usque ad 

 dimidiam dentium lontritudinem insidentibus. 



Habitus adspectusque omnino Plagiothecii pulchelli, foliis autem basi ad insertionem 

 subcordatim dilatatis. 



Marion Island. Moseley. 



Stereodon cupressiformis, Linn. {Hypnum). 



Stereodon cupressiformis, Linn. {Ilypnum) ; Mitt, in Journ. Linn. Soc. Lond., xv. p. 71. 



Marion Island. — A few barren stems — Moseley. 



Acrocladium politum, Mitt. 



Acrocladium politum, Hook. f. et Wils., Fl. Antarct., p. 416, t. 154, fig. 2 {Hypnum) ; Mitt, in Journ. 

 Linn. Soc. Lond., xv. p. 71. 



Marion Island. — Small fragments attached to the lower parts of Grimmia lanuginosa 



— Moseley. 



Amblystegium decussatum, Mitt. 



Amhlysleginm decussatum, Hook. f. et "Wils., Fl. N. ZeaL, ii. t. 90, fig. 2 {Hypnum) ; Mitt, in Journ. 

 Linn. Soc. Lond., xv. p. 72. 



Marion Island. — A slender state, unlike the larger New Zealand forms ; but the sub- 

 stance of the leaves is not different — Moseley. 



Hypnum (Brachythecium) subpilosum, Hook', f. et "Wils. 



Hypnum {Brachythecium) subpilosum, Hook. f. et Wils., Fl. Antarct., p. 418, t. 154; Mitt, in Journ. 

 Linn. Soc. Lond., xv. p. 72. 



Marion Island. — Without fruit — Moseley. 



Eustichia longirostris, Mitt. 



Eustichia longirostris, Mitt, in Journ. Linn. Soc. Lond., xii. p. 603, et xv. p. 72. 



Marion Island. — Barren — Moseley. 



Psilopilum australe, Mitt. 



Psilopilum australe, Hook. f. et Wils., Fl. N. Zeal, ii. t. 87, fig. 6 {Polytrichum) ; Mitt, in Journ. 

 Linn. Soc. Lond., xv. p. 72. 



Marion Island. — Male plants only — Moseley. 



(bot. CHALL. EXP. — FART IL — 1884.) B 26 



