tato-ciliatisj dorso ciliato-cristata ; theca immersa subsessilis ovali-globosa acutiuscula; calyptra campanulata
mfo-fusca.—Mitlen, in Journ. Linn. Soc. ined.
Hab. Cheshunt, Archer.
D is t r ib . Swau River.
S u b g e n u s 2 . A s tomum.— Plantee elatiores, caspitosa. Folia siccitate crispata; areolatione e cellulis rotundatis,
pants. Capsula pedunculata. Calyptra dimidiata.
2. Phascum (Astomum) cyliudricum (Taylor, in Lond. Journ. Bot. 1846, p. 42).—Mitten, I. c.
H a b . Cheshunt, Archer.
DisnuB. Swan River.
Capsula e llip tic a , su b ro tu u d a , a p icu la ta (opcvculo p e rs is ten te ), b rev i-p e d ice ila ta. Calyptra c u cu lia ta ve! conico-
c am p am d a ta . Florescentia monoica.
Subgenus 3. Acaulon (Biyol. Europæa).— Gemmaforme, perpusillwm, annuum. Capsula globosa, immersa. Calyptra
minima, capsula vertice insidente.
3. Phascum (Acaulou) apsculatum (Hook. fil. et Wils. Fl. N. Zeal. p. 59. t. 83. f. 1) ; foliis in
bulbillo arete conniventibus obovato-subrotundis acumioulatis concavis integerrimis nervo valido excurrente
apiculatis.
Yar. turgidum ; foliis internis turgide concavis longioribus.—Mitten, in Journ. Linn. Soc. ined.
Hab. Chesliunt, Archer.
S u b g e n u s 4 . P l e u r id iu m .— Caules tenelli, filiformes, innovationihus anmiis continuati (perennes), subramosi. Capsula
breri-pedicellata, erecta, ovata, brevi-apiculata, terminalis vel pei- innovationes latei-alia. Calyptra plerumque
cucullata. Vaginula oblongo-cylindrica.— F i . N . Zeal. p . 5 8 .
4. P hascum (Pleuridium) gracilentum (Mitten) ; “ monoicum, habitu P. a ltem fo lii, gracile, foliis
inferioribus e basi ovah subulato-ianceolato-acuminatis nervo subulam superiorem totam occupante margine
ad basin partis subulati indistincte crenulato vel lævi cellulis inferioribus oblongis parallelogrammaticis
superioribus minoribus, perichætialibus thecam non tegentibus patulis anguste ellipticis subulato longe
attenuatis canaliculatis apice parce denticulatis integerrimisve laxe areolatis, theca in pedúnculo brevi subgloboso
leptoderma operculo brevissimo, calyptra cuculiata ad thecæ mediam descendente.”—Mitten, in
Journ. Linn. Soc. ined. (Tab. CLXXI. Fig. 3.)
Hab. West side of Tower Hill, Cheshunt, Archer.
D is trib . King George’s Sound, New Holland [Menzies).
“ E x c e p tin g th a t th e p e ric bæ tia l leaves a re le ss s tr a ig h t a n d b ris tly , in g en eral ap p ea ra n ce scarcely d ifferen t
from P. alternifolium, b u t its leaves a re o f a d iffe ren t f o m . ” Mitten, I.e .— P l a t e C LX X I. F ig , 3 ; 1, fru itin g
sp e c im en ; 2 , cald in e , au d 3, p c iic jiæ tia l le a v e s ; 4 , m a le flow e r; 5, o p e rc u lum :— all magnified.
5. Phascum (Pleuridium) tenellum (Mitten, in Journ. Linn. Soc. ined.); “ monoicum, habitu
staturaque P. nitidi, flore masculo gemmæforrai minuto in foliorum caulinorum axillis cellulis foliorum
paululum brevioribus firmioribusque.”
Hab. Cheshunt, Archer.
“ AYhen d iy , f im e r th a n P. nilidum, w ith wh ich i t c o rresp o n d s v e iy closely, e x c e p tin g in th e m a le inflorescence,
w h ic h h a s b e en obseiwed on a sin g le in d iv id u a l ou ly . Th e su b s ta n c e o f th e leaves is firmer, a n d th e whole p la n t
pa le-b rown . I t a p p e a rs to b e d is tin c t, b u t r eq u ire s fu rth e r ex am in a tio n in liv in g sp e cim en s,”—Mitten, I. c.
Gen. IV. BRUCHIA, Sclmagr.
Capsula clausa, apophysi instructa. Flores masculi terminales, Calyptra subulatocampanulata,
basi multiflda.— Suppl. ii.p . 91.
§ 1. S p o r l e b e r a (H am p e ).— Subacaules ; theca suhaqunlis vel pyriformis.
1. Bru ch ia minuta (Mitten, in Journ. Linn. Soc. ined.) j monoica, perpusilla, brevicaulis, foliis
patentibus lanceolatis angustatis nervo percurrente, margine superne serrulato, cellulis laxiusculis, theca
suborbiculari-ovata acuta collo sensim attenuato sessili erecta, calyptra apice rugulosa thecie tertiam partem
obtegente, flore masculo gemmfeformi.” (Ta b . CLXXI. Fig. 4.)
I I a b . Sides of ditches : Cheshunt, Archer.
“ P la n ts very m in u te , b rown ish , c o n sid erab ly sm a lle r th a n B. brevipes.— Leaves, w h en d ry , a p p re ssed . I n a p pearan
c e i t resemb le s th e sma lle st s ta te s o f Pleuridium nitidum." Mitten, / . c .— P l a t e C L X X I. F ig . 1, fru itin g
sp e c im en ; 2, hoi-.—both magnified.
Tribe II . W e is s i .®.
Gen. V. GYMNOSTOMUM, Eedw. {inparte).
Feristomium nullum. Capsula erecta, ovalis, oblonga vel subrotunda, asqualis. Annulus obscurus,
persistens. Operculum oblique rostratum. Calyptra cucullata.—Caules perennes. Florescentia monoica
r 11. mas. c
1. Gymnostomum calcareum (Nees et Tlornsch. Bryol. Germ. i. 153. t. 1 0 ); compacte cmspitu-
losum, caule ramoso tenerrimo, foliis patulis lineari-lanceolatis obtusiuscuhs margine planis, capsula ovali-
oblonga brevicolla erytlirostoma, operculo subulato-conico.— Bryol. Enrop. t. 32.
H a b . North-west Bay, on rocks. {Oldfield, 313.)
D is t r ib . New Zealand, Europe.
2. Gymnostomum b ic o lo r ? (Br. et Sell. Bryol. Europ. t. 29).
H a b . On the ground, amongst Licliens and other Mosses. {Oldfield, with 327.)
Barren specimens.—Stems loosely tufted, slender. Leaves distant, widely spreading, recuiwed, of firmer texture
and more opaque than in G. calcareum, loosely twisted when dry, at first yellowish, brownish when old, linear,
obtusely apiculate, papillose at the back, slightly denticulate at the apex ; nenre pellucid ; areolie roundish, minute,
Gen. VI. WEISSIA, Eedwig.
Perisiomtum simplex; denies sedecim, mquidistantes, basi liberi, lanceolati v. lineari-lanceolati, transverse
trabeculati, dorso convexi, integri vel pertusi, interdum apice bifidi, siccitate erecti vel patentes.
’ ! erecta, ovali-oblonga. Annulus persistens, vel nullus. Operculum oblique rostratum,—Caules
Florescentia monoica dioicave ; 11. n
1. W e is s ia flavipes (Hook. fil. et Wils. Fl. N. Zeal. 59. t. 83. f. 2) ; monoica, cespitosa, foliis
erecto-patentibus siccitate intortis lineari-lanceolatis angustatis margine incurviusculis subplanis costa percurrente
mucronulatis, seta elongata luteola, capsula subcylindrica erecta erytlirostoma, peristomii dentibus
pei'foraLis, operculo tenuirostri.
H a b . Gullies Road, Brown’s River, aud Deep Gully, on Mount Wellington, Oldfield, 265. {Gunn,
1617.) South Port,
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