180 FLORA OF TASMANIA. [Musei, by W. Wilson. 
ovato-lanceolatis margine reflexis apice hyalinis evanidinerviis, pericheetialibus latioribus, capsula immersa 
elliptica pachyderma exannulata. 
Var. foliis muticis. 
Has. Rocks: New Country, J. D. H. Bed of stream at foot of Mount Nelson, J. D. H. Coal River, 
Richmond, on stones. (Oldfield, 143, 66.) Mount Wellington. (Gunn, 1609.) On stones: the Hum- 
mocks; and on rocks: Meander River and Jackey's Plain Creek, near Cheshunt, Archer. 
DrsrarB. New Zealand, Europe, America. 
$ 2. GRIMMIA.— Calyptra lobata vel cucullata. | Capsula in pedicello curvato emersa vel exserta. 
2. Grimmia pulvinata (Hook. et Tayl. Musc. Brit. 38. t. 13); dense pulvinata, foliis lanceolato- 
oblongis superne carinatis repente piliferis evanidinerviis margine recurvis, capsula in pedicello arcuato 
demissa ovali striata, annulo duplice, operculo rostrato, calyptra mitreeformi. 
Var. 8. Africana ; humilior, capsula breviore, operculo conico mamillato brevissimo, dentibus brevio- 
ribus.— Fissidens pulvinatus, var. 8, Hedw. Sp. Muse. t. 43. G. cygnicolla, Taylor. 
Has. On trap rocks: near Glen Leith, J. D. H. Seaside, South Port. (Gunn, 1692, 8.) (Oldfield, 
332.) Cheshunt, and on rocks; Port Sorrell, Archer. 
Distris. New Zealand, Australia, Europe, Africa, America. 
3. Grimmia trichophylla (Greville, Scot. Crypt. Fl. t. 100) ; dioica, laxe pulvinata, foliis lineari- 
lanceolatis flexuosis sensim in pilo diaphano subleevi attenuatis siccitate crispulis, capsula in pedicello 
cygneo subpendula ovali striata siccitate angulosa, operculo conico-rostrato, annulo lato, peristomii dentibus 
bifidis. 
Has. Mount Wellington, ete., on rocks. (Gunn.) (J. D. H.) (Oldfield, 337 b.) Cheshunt, Archer. 
DisranrB. Europe, Asia Minor. 
4. Grimmia funalis (Br. et Schimp. Bryol. Eur. t. 247) ? 
Has.? (Barren specimen only.) (Gunn.) 
$ 3. ORTHOGRIMMIA,—Capsule pedicellus rectus. 
9. Grimmia leucophzea (Greville, Trans. Wern. Soc. iv. t. 6); dioica, foliis erecto-patentibus sic- 
citate appressis ovato-oblongis concavis piliferis margine planis tenuinerviis, capsula ovalis in pedicello 
breviter exserto erecta microstoma, operculo recte rostrato, annulo lato, peristomii dentibüs bi-trifidis cri- 
brosis.—G. campestris, Hook. Muse. Erot. t. 199. 
Has. On moist rocks: near Hobarton, J. D. H. On stones: the Hummocks, Archer. 
DistriB. Europe, North America, Africa, Australia. 
Gen. XXI. PTYCHOMITRIUM, Br. e£ Schimp. 
Peristomium simplex ; dentes 16, e basi lanceolata subulati, in crura inzequalia fissi, vicinis aequalibus. 
Calyptra sulcata, nuda, basi lobata. Capsula ovalis vel oblongo-cylindrica, brevicolla. Opereulum longum, 
rectirostrum. Flores monoici, masculi axillares vel terminales, gemmeeformes. 
l. itrium acutifolium (Hook. fil. et Wils.) ; caule humili incrassato ramoso, foliis con- 
fertis patenti-incurvis siccitate intortis lanceolato-subulatis acutis planiusculis solidinerviis basi pellucide 
areolatis, capsula majuscula ovali erecta annulata, peristomii dentibus breviusculis leviusculis subfissis 
membrana basilari connexis. (Tas. CLXXIII. Fig. 2.) 
Han. On banks and trap rocks near the Derwent, Glen Leith, very rare, J. D. H. On rocks : Port 
Sorrell, Archer. 
