"{ 



SOME NEW OENERA OF MOSSES 109 



Paroicous or synoicous Micropoma. 



Autoicous Physcomitrium, § GryiAo'pyxis. 



[ Nerve weak, ceasing below apex ; calyptra 



l\ smooth Apliajiorrlieyma. 



[ Nerve stout, excurrent; calyptra 8-ribbed. Goniomiirium. 



o f Capsule-wall spongy Cosfe.sia. 



\ Capsule-wall normal 0. 



iSeta about equal to capsule ; calyptra 



4-angIed JByramldula. 

 Seta usually longer than capsule ; calyptra 



not or rarely angled 10. 



•j^ Calyptra mitriform ; usually deeply 8-fid 



-. . ] at base when mature PJiyscomitriu m. 



1 Caly])tra inflated below, split on one side 



[ only, and cucullate Funaria. 



HOOKEEIACE^. 



Dimorphocladon Dixon, gen. nov. 



Caulis sat robustus, procumbens, ramis dimorphis ; aliis foliis 

 percomplanatis, laxiusculis, patentibus, breviusculis, marginibus eon- 

 ferte, bigeminatim denticulatis, foliis apicalibus paucis, similibus, 

 interdum penicillatis ; aliis foliis confertioribus, minus complanatis, 

 parum patentibus, suberectis, longioribus, multo magis attenuatis, 

 remotius, indistincte denticulatis, apicalibus pra^cipue prajlonjjis, peni- 

 cillum longum, caudiforme, curvatam instruentibus, lilis articulatis 

 permultis sequilongis hyalinis intermixtis. Folia sat breviter binervia. 

 Perichietium longum, polyphyllum. 



Dimorphocladon bornense Dixon, sp. nov. 



Planta depressa, mollis, plumosa, luteo-viridis, robustiuscula ; 

 caulis hie illic radiculosus, irregulariter complanate pinnatus ; folia 

 lanceolata vel late lanceolata, anguste acuminata, circa 2 mm. longa, 

 leniter curvata vel falcata, pellucida ; costa? bina?, tenues, sa^pe indis- 

 tinctie, cruribus interdum insequalibus, plerumque tertiam partem 

 folii attingentes, sa^pe perbreves. Margines plani, e basi fere regu- 

 lariter, sat conferte bigeminatim breviter argute denticulati. Areo- 

 latio pellucida, e cellulis valde elongatis, linearibus, prosenchymaticis, 

 apice dorso sa^pe spiculoso instructa ; basilaribus latioribus, intimis, 

 seriebus 1-2 multo laxioribus, ovatis, pellucidis. 



Kami nonnulli breves, foliis laxiusculis, percomplanatis, valde 

 patentibus, caulinis similibus, sed brevioribus, brevius acuminatis ; 

 alii foliis parum patentibus, confertioribus, longioribus, 8-4 mm. 

 longis, angustioribus, sensim longius angustius piliformiter acumi- 

 natis, remotis, nmlto minus fortiter denticulatis ; supremis pradonge 

 penicillatis, caudiformibus, curvatis, hlis articulatis foliis a^quilongis 

 vel multo longioribus, hyalinis, liliformibus, sed latiusculis (l8-22/i 

 latis) permultis intermixtis. 



? Dioicum. Pericha,^tia numerosa, majuscula, 3 mm. longa, poly- 

 phylla, foliis erectis, superne in acumen strictiusculum nee multo 



