206 BRYOLOGY OF NEW ZEALAND. 
(Leaves widely oval, very acuminate, age Sa ee ss 
14, border sowie in ]— = rows ; seta very shor B. austro-bimum. 
Leaves narrow, acute to acuminate 15 
{ er Meee acuminate, nerve ee. excurrent, margin 
15. rved 16 
Nicaves aa narrowly acuminate, nerve not longly ‘excurrent 17 
16 Capsule clavate, gradually tapering to neck B. caespiticium. 
* Capsule turgid, ‘abruptly narrowed to oak wide-mouthed _B. appressifolium. 
17 suite san pointed, — prea —— erect 18 
* | Leaves acuminate, margin rved B. crassum. 
as Neck of eaten often nou spores 20-25 B. curvicollum. 
* Neck of capsule not curved, spores 15-17u B. laevigatulum. 
19. os in distinct comal or — tufts os 20 
Leaves not or not markedly co : 21 
{ Leaves when moist widely Sab more or less flexuose 
20. when ag: widely bordered. . B. truncorum. 
Leaves when mo neti suberect, closely appressed and not 
twisted when dry, not or very indistinctly bordered B. campylothecium. 
91, J Nerve distinctly excurren .. B. Billardieri. 
* Nerve not or very hore excurrent, leaves very ¢ concave .. 22 
(Very tall beeps eee — very wnat shane suas’ 
22. spre and la B, eximium. 
Leaves a res, 8 set 23 
93 Leaves scar bordered, margin nearly ees B. incurvifolium. 
* | Leaves per ay mantel bord rdered, margin mostly recurved. . 24 
24. Leaves wid B. laevigatum. 
Leaves sa setae oblong- ovate B. Huttonii. 
Subsec. Cladodium. 
1. Cernuiformia. 
1. Bryum mucronatum Mitt. in Handb. N.Z. Fl., p. 442 (1867). 
Syn. B. obesothecium R. Br. ter. in Trans. N.Z. Inst., vol. 31, p. 459 
(1899). 
A very distinct eae TYS closely allied to the European B. uliginosum 
Bry. eur. (B. cernuu ndb.), and readily known by the tall lax habit, 
long seta, cernuous long-necked capsule, with peristome of Cladodium ; 
examined the type, potent and confirmed Mitten’s osi reo 
a specimen received fro unt Pisa, Central Otago (coll. D. Petrie), 
dete: as ucronatum by Brotherus, has leaves much more tapering 
writing the above remark. B. obesothecium R. Br. ter agrees —r with 
sea plant. 
endemic species appears to have been found only in the central 
ion of the Sout. th I Island. 
