496 
IV. MUSCI. 
[ Hooker ia. 
14. H. nigella, Hook.f. and TFils. Ft. N. Z. ii. 124. t. 93./. 6. Stems 
suberect, 3— 1 in. high ; branches and foliage as in H. denticulata, but lurid- 
green, spathulate-obovate, blackish when dry ; perichaetial forming a conspi- 
cuous bulb, and operculum shorter than the capsule. 
Throughout the Efforthern and Middle Islands : in dark woods. Kermadec group, 
Milne. Lord Auckland’s Island, U. S. Expl. Exped. (Tasmania, Australia.) 
§ IV. Eriopus. 
15. Irl. cristata, Arnott ; — FI. N. Z. ii. 125. Large, robust. Stems 
rigid, suberect, 2-4 in. high, sparingly branched ; branches flattened, £—| in. 
broad. Leaves green, pale, crisped when dry, laxly imbricate, distichous, 
broadly obovate, subacute; margin slightly thickened, sharply serrate ; dorsal 
orbicular, apiculate; nerves 2, basal ; perichaetial broadly ovate, acuminate, 
piliferous. Fruitstalk short, -|-f in., arched at the top, then crested with 
long white hairs. Capsule subpendulous, pyriform ; operculum beaked. 
Calyptra short, ciliate, fimbriate at the base, papillose at the top. Inflores- 
cence dioecious. — Leskea, Hedwig, Sp. Muse. t. 49. Chcetophora , Bridel. 
Common in damp places throughout the K1 or them and Middle Islands : on trunks of 
trees, etc. 
16. K. fiexicollis, Mitten, mss. Stems 1 in. high, loosely tufted, 
ascending. Leaves pale yellow-green, lateral spreading, orbicular-oblong, 
apiculate ; margin cartilaginous, serrulate above ; nerve very short ; cells 
small, oblong ; dorsal smaller ; pericluetial ovate-subulate. Eruitstalk pale, 
crested with cilia, flexuous. Capsule small, short, oval, horizontal; opercu- 
lum subulate. Calyptra pale, with appressed cilia. 
Middle Island: Canterbury Alps, Sinclair and Haast ; Otago, wet rocks, Dunedin, 
Hector and Buchanan. Closely allied to H. apicnlata, hut the fruitstalk is crested with 
bristles. 
72. BALTOmA, Hook, and Tayl. 
Small, erect, tufted, monoecious or hermaphrodite mosses. Leaves imbri- 
cated all round the stem; margin thickened ; nerve strong; cells rhomboid. 
Fruitstalk lateral, erect, rather rough. Capsule erect or suberect, ovoid, ob- 
scurely apophysate; annulus 0; peristome double, outer of 16 narrow teeth, 
incurved when dry, recurved when moist, with a middle line, slightly barred ; 
inner a membrane divided to the base into 1 6 keeled cilia. Operculum 
with a straight beak. Calyptra conico-mitriform, ciliate at the base. 
A small genns of tropical and temperate mosses, often growing on small twigs of trees 
and bushes. 
1. D. nervosa, Uoolc.f. and TFils. in TFils. Bryol. Brit. 419 in note. — 
Iiookeria, FI. Antavct. 142. t. 61. f. 5. Stems crowded, suberect, 4-14 in. 
high, sparingly fastigiately branched. Leaves pale green, closely imbricate, 
erecto-patent, appressed when dry, ovate-lanceolate, acuminate, keeled ; margin 
thickened, quite entire ; nerve strong, continuous, subexcurrent; cells rounded; 
perichaetial shorter, erect, oblong, subacute. Fruitstalk 4 in. long, red, rough 
near the top. Capsule small, subereet, cylindric-ovoid, apophysate; opercu- 
lum conical, with a short beak. Calyptra fimbriate at the base. — D. Novce- 
Zeland'uB, Mitten in Journ. Linn. Soc. iv. 95. 
