356 BRYOLOGY OF NEW ZEALAND. 
Subsect. Riera. 
ranch-leaves rather large, ovate at base, usually ele: 
above the middle and truncate at apex, scarcely bordered. Pore 
variable. engages cells in section elliptic, fusiform or pase 
shaped, median or nearer the dorsal face of the leaf. Colour often 
brownish or flesh coloured. 
Subsect. Cuspipat 
Branch-leaves “variable in form, ovate-lanceolate to linear- 
faleate, or recurved, bordered, frequently serrulate. Hyaline cells 
frequently much reduced in upper hers of leaf. Chlorophyllose cells 
in section triangular or trapezioid, on dorsal face, free on that face 
or often on both. Colour usually green or yellowish-green. 
Subsect. SuBSEC 
Branch- ive es S paviables in size, ovate-lanceolate or more frequently 
widely ovate and very shortly pointed, but not cucullate, bordered. 
Hyaline cells with small pores, frequently arranged ‘‘ necklace-form 
Sect. Bee INOPHLOEA 
rnal walls of the epidermis of stem and a esti Rimes 
with pee fibres. Branch-leaves rounded and c 
inner walls of hyaline cells where they adjoin ie diaophybae 
cells frequently papillose. 
Subsect. CyB 
Riad oe cies rounded, cymbiform, cucullate. Chlorophyll 
eells in section variable, free on inner or both faces or small and 
included on both. Colour frequently brownish, or flesh-coloured. 
Section I. LITOPHLOEA. 
Subsect. Acutirouia Schlieph. 
1. Sphagnum fimbriatum Wils. in Hook. Fl. Antaret., ii, 398 (1847). 
Stem leaves spathulate, without fibres, broadly founded above and 
fimbriated in all the upper part. orophyllose cells 2 odes 
leaves in section trapezioid eA rectangular, free on both 
I have not seen this from New Zealand, et “Lyall s Sind was 
identified by Wilson, and oy aecepted by Warnstorf, so there can be 
o doubt of its correctnes I do not know that it has been found 
he any other collector. Tt i is a ied and delicate plant, with small, 
narrow leaves, and slender, graceful branches 
Subsect. Rigipa Lindb. emend. Warnstorf. 
antarcticum Mitt. in Journ. Linn. Soe., Bot., iv, 106 
(1859). 
Stem leaves much like those of S. fimbriatum, triangular- 
lingulate or oblong-lingulate, rounded and fimbriate at apex. Branch- 
