210 V. F. Brotherus. 
Species F.osmundoidi (Sw.) Hedw. valde affınis, sed seta bre- 
viore, theca majora et peristomii dentibus in cruribus pallidis, indistincte 
nodulosis, trabeculis ad latera haud prominentibus divisis dignoscenda. 
Fissidens planicaulis Besch. 
Yezo: Prov. Iburi, Chitose (Miyabe n. 74). 
Fissidens lateralis Broth. n. sp. 
Dioicus; gregarius, fuscescenti-viridis, aetate lutescens, haud 
nitidus; caulis erectus, 4—9 mm altus, cum foliis 2—3 mm latus, 
infima basi fusco-radiculosus, densiuscule foliosus, simplex; folia 
usque ad 15-juga, patentia, lineari-lanceolata, acutiuscula, nervo ex- 
cedente mucronata, integerrima, lamina vera ad medium folii vel 
paulum ultra producta, oblique truncata, lamina dorsali ad basim 
nervi enata, laminis omnibus limbatis, limbo angusto, usque ad apicem 
producto, nervo lutescente, superne flexuosulo, breviter excedente, 
cellulis rotundato-hexagonis, c. 0,010 mm, pellucidis, laevibus; seta 
lateralis, vix ultra 2 mm alta, tenuissima, lutea, laevissima; theca 
cernua, minuta, breviter oblonga, asymmetrica, brevicollis, pallida; 
peristomium simplex; exostomii dentes rufescentes, dense et 
alte lamellati, fere ad basim in cruribus duobus filiformibus, spiraliter 
incrassatis divisi;, operculum e basi conica breviter rostratum. 
Calyptra ignota. 
Kiushiu: Nagasaki, an Felsen (Wichura n. 1413a, b, d). 
Species seta laterali foliisque limbatis a congeneribus facillime 
dignoscenda. 
Fissidens angusti-limbatus Broth. n. sp. 
Dioicus: tenellus, gregarius, viridis, haud nitidus; caulis 
3—4 mm altus, cum foliis vix ultra 1 mm latus, densiuscule foliosus, 
basi radiculosus, divisus,; folia paucijuga, erecto-patentia, lincari-lan- 
ceolata, acuta, superne serrulata, lamina vera vix ad medium folii pro- 
ducta, oblique truncata, lamina dorsali ad basim nervi enata, laminis 
omnibus angustissime hyalino-limbatis, limbo longe infra apicem 
evanido, nervo pallido, infra apicem evanido, cellulis rotundato-hexa- 
gonis, c. 0,009 mm, pellucidis, laevibus; seta terminalis, vix ultra 
2 mm alta, flexuosula, tenuissima, lutea, laevissima; theca erecta, 
minuta, obconica, pallida; operculum e basi conica breviter rostra- 
tum. Calyptra ignota. 
Hondo: Yokohama, an feuchtem Abhang (Wichura n. 1413 f). 
Species minuta, foliis angustissime limbatis, superne serrulatis 
dignoscenda. 
Ditrichaceae. 
Ceratodon purpureus (L.) Brid. 
Yezo: Sapporo (Miyabe n. 376), Prov. Ishikari, Yyozankai 
(Tokubuchi n. 215), Prov. Shiribeshi, Shikuzushi bei Otaru (Miyabe 
n. 81), auch unter No. 203, 213, 243 und 400 von Miyabe gesandt. 
a 
