184 FLORA OF TASMANIA. [Musci, by W. Wilson. 
5. Macromitrium microphyllum (Hook. et Grev. in Brewst. Journ. Sc. i. p. 121. t. 6); ramis 
filiformibus, foliis ovato-lanceolatis patentibus basi carinatis bistriatis pellucidis siccitate strictis appressis, 
capsula ovali-oblonga subpyriformi leviter sulcata, peristomio brevissimo indiviso.— Mitten, in Journ. Linn. 
Soc. ined. 
Has. On trees, in creeks and damp woods, Archer. 
DisrarB. New Zealand, Australia, South Africa. 
Gen. XXV. ORTHOTRICHUM, Hedwig. 
Peristomium duplex vel simplex, rarius 0; externum intus sub ore capsulee adnatum, dentes 16, ple- 
rumque per paria connati, siccitate erecti, patentes vel reflexi; internum, cilia 8 vel 16. Capsula immersa 
vel exserta, erecta, pyriformis, collo plus minus elongato, striata, siccitate costata, exannulata. Operculum 
conico-rostellatum. Calyptra magna, campanulata, plicata, basi crenato-lacera, in plurimis recte pilosa.— 
Florescentia plerumque monoica, fl. masc. gemmaformis. Caules pulvinati, subrepentes. 
1. Orthotrichum crispum (Hedw. Sp. Muse. p. 162) ; foliis siccitate cirrhato-crispatis, capsula 
clavata sicca evacuata elongata sub ore hiante constricta sulcata fuscescente.— Bruch et Schimp. Bryol. Eur. 
t. 228 
Var. foliis confertis suberectis minus acutis angustinerviis, areolis laxioribus pellucidis, vaginula epilosa, 
seta longiori, calyptra parva. | 
Has. St. Patrick's River. (Gunn, 1614.) Trunks of trees: Mount Wellington, rare. (J. D. H.) 
Disrris. Europe. 
2. Orthotrichum luteum (Mitten); “ monoicum, dense pulvinatum, fulvo-luteum, foliis siccitate 
crispatis madore patentibus e basi obovata concava erectiuscula lineari-lanceolatis nervo flavo sub apice 
evanido carinatis, cellulis basi utringue ad margines ovatis circiter guadriseriatis oblongis parallelogrammaticis 
hyalinis interioribus angustissimis elongatis luteis superioribus rotundis diametro A. uncie metientibus 
in seriebus 10-12 inter marginem et nervum in folii medio dispositis papillosis margine minute crenu- 
lato et, ubi basis in partem superiorem angustatur, recurvo, perichztialibus lanceolatis latioribus, vaginula ` 
glabra, theca in pedunculo vix duplo longiore ovali-cylindrica plicata, collo elongato crassiusculo, operculo 
convexo brevi-rostrato, peristomii dentibus 8 bigeminatis ciliis 8 angustis tertio brevioribus, calyptra 
ramentis exstantibus elongatis pilosa." —Ulota lutea, Mitten, in Journ. Linn. Soc. ined. 
Has. On trees: rivulet behind Cumming's Head, Western Mountains, Archer. Mount Wellington, 
Mossman. 
Distris. New Zealand. 
Corresponding in size with O. crispum, but with leaves of a different form at the base, erose margins, and cells 
in the upper portion larger and further apart. The capsule is also thinner.—Mitten, 1. c. 
9. Orthotrichum Tasmanicum (Hook. fil. et Wils. Lond. Journ. Bot. vii. p. 27. t. 1. f. C); foliis 
patulis subrecurvis siccitate suberectis vix crispis lanceolato-subulatis margine reflexis, seta longiuscula 
gracili, capsula elliptica oblonga siccitate striata, peristomii interni ciliis 8 latissimis carinatis integris conni- 
ventibus, calyptra pallida nitida pilosiuscula, vaginula pilosa. 
Has. On twigs of bushes and decal wood: Launceston. (Gunn, 1629.) Johnny’s Creek, New 
Norfolk, and Hobarton. (Oidfield, 215, 273.) (Mossman.) Falls Run, Archer. 
4, Orthotrichum Lawrencei (Mitten, in Journ. Linn. Soc. ined. ); “monoicum, habitu staturaque 
O. leptocarpi, foliis patentibus e basi late ovali breviter late lanceolatis acutis nervo sub summo apice 
