200 FLORA OF TASMANIA. [Musci, by W. Wilson. 
Subgenus 1. ATRICHUM, P. Beauv.—Calyptra anguste cucullata, elongata, nuda, apice tantum spinulosa. | Capsula 
cylindrica. Operculum tenuirostre. Folia lanceolata-ligulata, nervo angusto, parce lamellosa, subflaccida. 
1. Polytrichum angustatum (Hook. Musc. Exot. t. 50); dioicum, gracile, foliis elongato-lanceo- 
latis erecto-patentibus anguste limbatis superne spinoso-serratis siccitate crispis, capsula suberecta tenui- 
cylindracea, operculo tenuirostri, calyptra nuda.—Atrichum angustatum, Bryol. Europ. t. 411. A. ligu- 
latum, Mitten, in Kew Miscel. 1857, p. 262 ; idem in Journ. Linn. Soc. ined. 
Var. polysetum ; setis aggregatis. 
Has. South Port Narrows, and Creek Town, etc. (Gunn, 25.) (Oldfield, 68.) 
Disrris. Europe, North America, East India. 
Subgenus 2. PsILOPILUM, Bridel.— Peristomii dentes 16-32, brevissimi. Capsula ovato-ventricosa. 
Calyptra apice pilosiuscula, inferne nuda. 
2. Polytrichum australe (Hook. fil. et Wils. Fl. N. Zeal. p. 95. t. 87. f. 6) ; dioicum, caule brevi, 
foliis confertis erecto-patentibus ovato-subulatis rigidulis canaliculatis integerrimis dense lamellatis siccitate 
. erectis incurvis, seta breviuscula, capsula inclinata ovata ventricosa microstoma, operculo rostellato, calyptra 
brevi apice scabra. rs 
Has. Hobarton, J. D. H. On stones and on the earth: rivai behind Cumming’s Head, Western 
Mountains, Archer. 
Distris. New Zealand, Hermite Island, Cape Horn. 
3. Polytrichum (Psilopilum) crispulum (Hook. fil. et Wils.); dioicum, foliis laxe patentibus 
subflaccidis siccitate crispulis incurvis lanceolato-oblongis acutiusculis denticulatis anguste lamellatis, seta 
elongata, capsula inclinata ovata microstoma, operculo rostrato, peristomii dentibus 32 minutis angustis.— 
Fl. N. Zeal. p. 95. t. 87. f. 3. 
Has. Western Mountains, Archer. 
Disrris. New Zealand. 
Subgenus 3. CYPHOMA, Hook. fil. et Wils.— Capsula superne plana, inferne gibba. Calyptra subnuda. 
Peristomii dentes 32-64. Folia argute serrata, basi vaginantia, rigida. 
4. Polytrichum Magellanicum (Hedw. Sp. Musc. t. 20); caule ramoso, foliis patentibus recurvis 
rigidis e basi ovata vaginante subulatis serratis, capsula inclinata vel horizontali oblonga semitereti, operculo 
conico-rostrato, calyptra pilosiuscula.— Fl. Antarct. pp. 132, 411. € 59. f. 3; FI. N. Zeal. p. 95. Poly- 
trichadelphus Magellanicus, Mitten, in Journ. Linn. Soc. ined. Catharinea Polytrichadelphus innovans, 
C. Mueller ; conf. Mitten, l. c. 
Has. Gully above the Wellington Falls, Mount Wellington. (Oldfield, 248, 295.) Cheshunt, 
Archer. Mount Wellington, with P. juniperinum, Mossman. 
Distris. New Zealand, Antarctic Islands, South America. 
Subgenus 4. POGONATUM, P. Beauv., Brid., Br. et Sch.— Calyptra villosa. Capsula teres. 
5. Polytrichum (Pogonatum) alpinum (Linn.) ; foliis e basi vaginante longe et anguste lineali- 
lanceolatis concavis margine argute serratis apice dorso spinulosis lamellis margine sensim incrassatis, 
capsula erecta vel obliqua ovata et ovali-oblonga levi collo perbrevi tumidulo instructa, operculo longius 
rostello, calyptra villo fuscescente capsulam ex parte vel omnino obtegente, peristomii dentibus brevius- 
culis, subirregularibus.— Byo/. Europ. p. 9. (Mitten, in lit.) 
Has. The Falls, and rivulet behind Cumming's Head, Western Mountains, Archer. 
DisrRiB. Australia, Europe, North America. 
