166 FLORA OF TASMANIA. [Musci, by W. Wilson. 
DistriB. New Zealand. 
Closely allied to W. controversa (Hedw.), distinguished by its pale-yellow fruit-stalks.—Zeaves longer and 
narrower, the margins nearly plane. Teeth of the peristome perforated. Annulus none. 
2. Weissia controversa (Hedw.) ; cespitosa, foliis lanceolatis lineari-lanceolatisve margine incurvis 
et involutis costa percursa mucronatis, capsula ovali siccitate substriata, operculo conico-rostellato, peri- 
stomii dentibus subintegris lineari-lanceolatis obtusiusculis.— Z7edw. Muse. Frond.; Schwagr.; Hook. et 
Tayl.; Mitten, in Journ. Linn. Soc. ined. W. viridula, Brid. Bryol. Europ. 
Has. Cheshunt, Archer. 
Disrris. All parts of the world. 
3. Weissia microcarpa (Hook. fil. et Wils.); monoica, ceespitosa, foliis erecto-patentibus subin- 
curvis siccitate crispulis lineari-lanceolatis carinato-concavis margine subreflexis, pericheetialibus subvaginan- 
tibus caulinis similibus, seta longiuscula gracili flavescente, capsula minuta ovali erecta, operculo longirostri, 
peristomii dentibus brevibus apice subbifidis.—Holomitrium cirrhatum, Mitten, in Journ. Linn. Soc. ined. 
(Tas. CLXXI. Fig. 5.) 
Has. On rocks and stones: Glen Leith, and on Mount Nelson, J. D. H. ; Cheshunt, Archer. 
Closely allied to W. cirrhata (Hedw.).— Capsule much smaller, oval, scarcely contracted at the mouth, reddish- 
brown. Teeth of the peristome shorter, slightly bifid, bright-red, not trabeculate at the back. Operculum with a 
reddish border. Seta longer and more slender. eaves yellowish, longer and more acute, less reflexed in the mar- 
gin, less crisped when dry; areole at the base smaller, not pellucid. Perichetial leaves longer and less sheathing. 
—PLaATE CLXXI. Fig. 5; 1, fruiting specimen; 2, leaf; 3 and 4, capsule; 5, calyptra; 6, teeth :—all magnified. 
Gen. VII. SYMBLEPHARIS, Montagne. 
Peristomium simplex; dentes 8, breves, bigeminati (vel 32, quaternatim approximati), erecti, siccitate 
in conum conniventes. Capsula subcylindrica, erecta, microstoma, Calyptra cylindrico-subulata, elongata, 
dimidiata. Perichetii folia longissima, vaginantia.—Holomitrium, Bridel. Sprucea, Hook. fil. et Wils. in 
Fl. Antarct. . 
1. Symblepharis perichætialis (W: ils.) ; caule erecto ramoso, foliis confertis erecto-patentibus 
siccitate crispis e basi lanceolata subulato-attenuatis integerrimis canaliculatis margine planis nervo con- 
tinuo, perichetialibus longissimis, capsula oblonga, operculo conico-subulato recto.— F7. N, Zeal. p. 60. 
Trichostomum perichetiale, Hook. Muse. Exot. t. 13. Holomitrium perichetiale, Bridel, 
Has. Tasmania. (Gunn, 18.) 
DisrarB. Mauritius, Campbell’s Island, New Zealand. 
Tribe III. | FIssIDENTEZ. 
Gen. VIII. FISSIDENS, Hedw. 
Peristomium simplex ; dentes 16, eequidistantes, longiusculi, linea media percursa, in crura duo raro 
tria ineequalia subulata fissi, crebre articulati, hygroscopici, siccitate geniculati incurvi. Calyptra cuculli- 
formis, raro conico-mitreeformis. Fruetificatio in caule primario vel in ramis brevibus secundariis termi- 
nalis.—Folia disticha, equitantia, alternantia, dorso in alam et apice in laminam verticalem scalpelliformem 
producta, compresso-canaliculata, semiamplexicaulia. 
Distinguished from Dicranum by the distichous, equitant, vertical leaves. 
