182 FLORA OF TASMANIA. [Musci, by W. Wilson. 
emersa, C. Mueller, Bot. Zeit. 1851, p. 562; conf. Mitten, in Journ. Linn. Soc. ined. (Tas. CLXXITI. 
Fig. 4.) 
Has. On dry stones: at the back of Hobarton, J. D. H. On rocks: the Falls, Archer. Mount 
Wellington, Mossman. 
Disrris. Hermite Island, Cape Horn. 
Prate CLXXIII. Fig. 4; 1 and 2, leaves; 3, capsule and operculum; 4, ditto, with operculum removed ; 
5, teeth; 6, calyptra :—all magnified. 
3. Racomitrium heterostichum (Hedw. Musc. Frond. ii. 70. t. 25); caule fasciculatim ramoso, 
foliis patentibus subsecundis lanceolato-acuminatis in pilum plus minus elongatum hyalinum flaccidum 
productis sulcatis margine recurvis, areolis superne quadratis, capsula elliptico-cylindracea et obovato- 
oblonga microstoma, peristomii dentibus profunde bifidis. 
Var. B. alopecurum ; foliis brevipilis, capsula minori brevi-pedicellata. (Gunn, 1627 4.) (Oldfield.) 
Var. y. gracilescens; foliis obtusis. (Gunn, 1627 a.) 
Haz. On stones and rocks, abundant, Gunn, Oldfield, etc. 
DisrarB. Europe, Falkland Islands, New Zealand. 
4. Racomitrium lanuginosum (Hedw. Musc. Frond. iii. 3. t. 2); caule elato fasciculatim ramoso, 
foliis patentibus recurvis elongatis lanceolato-acuminatis apicem versus membranaceo-marginatis papillosis 
eroso-dentatis et appendiculatis in pilum hyalinum productis, capsula in pedicello breviusculo scabro mi- 
nuta ovata, peristomii dentibus in crura filiformia bipartitis. 
Var. pruinosum ; foliis apice inciso-serratis valde incanis. 
Has. Mount Wellington. (Barren specimens.) (Gunn, 20, 1580.) 
Disrris. Falkland Islands, Fuegia, New Zealand, and all parts of the world, 
Tribe IX. ENCALYPTEE. 
Gen. XXIII. ENCALYPTA, Schreb. 
Calyptra longe cylindrico-campanulata, apice subulata, firma, capsulam omnino tegens. Peristomium 
nullum, simplex, v. duplex; externum, dentes 16, subulati; internum, membrana tenera dentibus adglu- 
tinata in cilia producta. Capsula cylindrica, erecta. Operculum longirostre. 
1. Encalypta vulgaris (Hedw. Sp. Muse. p. 60); foliis ligulatis evanidinerviis, capsula plerumque - 
gymnostoma, calyptra ad capsule collum vel infra producta basi integra. 
Var. 8. obtusa ; foliis muticis obtusis. 
Haz. On banks? A scrap only, growing with Tortula pungens and T. Australasia. (Lyall.) (Gunn.) 
DisrarB. Europe. 
2. Encalypta australis (Mitten, in Journ. Linn. Soc. ined.) ; “ monoica, Æ. vulgari simillima, foliis 
inferioribus ligularibus, comalibus subelliptico-spathulatis obtusiusculis nervo percurrente dorso apice parce 
denticulato seabrove margine ob papillarum prominentiam erosula, theca cylindrica levi gymnostoma oper- 
culo subulato subzequilonga, calyptra apice leevi.” 
Has. Near the Cataract, Launceston, and on the fossiliferous limestone near Cheshunt, Archer. 
Disrris. New Zealand. 
Differs from E. vulgaris in the less rounded apices of its leaves, and smooth point of the calyptra.— 
Mitten, l.c. 
