Musci. (mosses.) (9) 609 



3. Capsule erect, oval or somewhat pyrifonn. 

 9. SELIGERIA. Teeth lanceolate, obtuse. Capsule globose-pyriform. 



7. WEISIA. Teeth lanceolate, acute. Capsule oval, smooth. 



8. RHABDOWEISIA. Teeth subulate. Capsule oval, striated. 



10. ARCTOA. Teeth spUt half-way down. Capsule somewhat turbinate, striated. 



31. DRUMMONDIA. Teeth truncate, erect. Capsule globose-oval. 



54. ENTOSTHODON. Teeth lanceolate, horizontal. Capsule globose-pyriform. 

 4. Capsule erect, oblong or cylindrical. 



21. DESMATODON. Teeth deeply bifid, erect. Operculum elongated-conic, obtuse. 



29. SYERHOPODON. Teeth entire, horizontal. Operculum subulate-rostrate. 



58. TETRAPLODON. Teeth in fours, reflexed when dry. Operculum conico-convex. 

 ■H- -w- -H- 4+ Teeth of the peristome 32. Calyptra cucuUiform. 



19. TRICHOSTOMUM. Teeth more or less united in pairs, with a narrow basilar membrane. 



22. DIDYMODOKT. Teeth as in the last, but without any basilar membrane. 



20. BARBULA. Teeth very long, once or twice twisted around the columella. 



43. ATRICHTOI. Teeth adherent by their points to the flattened top of the columella. Ca- 



lyptra spinulose at the apex. 



44. POGONATUM. Teeth as m the last. Calyptra densely hauy. 



++++++++++ Teeth of the peristome 64. Calyptra cucuUiform. 



45. POLYTRICHUM. Teeth adherent as in No. 43. Calyptra densely haky. 



-!- -t- Peristome double ; its teeth 16. 

 ■H- Capsule symmetrical, erect : inner peristome of 16 cilia. 



33. MACROMITRIDM. Teeth when dry erect. Calyptra campanulate, plicate. 

 28. ENCALYPTA. Teeth when dry erect. Calyptra campanulate, not pUcate. 



34, SCHLOTHEBIIA. Teeth when dry revolute. Calyptra campanulate, not pUcate. 



32. ORTHOTRICHUM. Teeth when dry reflexed. Calyptra campanulate, pUcate. 



30. ZYGODON. Teeth when dry reflexed. Calyptra cucuUiform. 



++ -H- Capsule unsymmetrical and inclined to one side. 

 = Inner peristome a plaited cone. 



41. BUXBAUMIA. Capsule gibbous, ovate, plano-convex, pedicellate. 



42. DIPHYSCIUM. Capsule gibbous, ovate, not plano-convex, sessile. 



= = Inner peristome a membrane cut into 16 ciUa. 

 51. BARTRA3IIA. Capsule globose, ribbed when dry. 



47. AULACOJINION. Capsule oblong, ribbed when dry. 



49. MNIUM. Capsule oblong : male flower discoid. 



48. BRYUM. Capsule elongated-pyriform : male flower gemmiform. 



50. MEESIA. Capsule elongated-pyriform. The outer peristome the shortest. 

 53. ETJNARIA. Capsule short-pyriform. Teeth obhciue, united at the apex. 



= = = Inner peristome a membrane cut into 64 cilia. 



46. TIMMIA. Capsule obovate-oblong. Cilia united at their apex in fours. 



n. P L E U B, O C A E P I . Fruit lateral (with operculum and peristome). 



A. Calyptra cucuUiform. 



* Peristome single : teeth 16. 

 67. CLASMATODON. Teeth irregular twice or thrice divided to the base. Annulus large, im- 

 perfect. 

 70. FABRONIA. Teeth regular, approximated in pairs. Annulus wanting. 

 * * Peristome double : the outer of 16 teeth ; the hmer of 16 cUia, with or without ciliola ; or 

 an irregular membrane. 

 ■1- Capsule erect, equal. 

 a. Leaves papUlose. 

 69. MTDRELLA. CUia from a broad base : cUiolse present. Foliage glaucous-green. 

 66. LESKEA. Cilia from a broad base : ciliolse none. Foliage dark-green. 



