524 
V. HEPATIC Ji. 
[ Mastigobrynm . 
§ 1. Stipules quite free from, the leaves. 
* Leaves quite entire. 
1. M. convexum, Lindb. ; — FI. N. Z. i. 147. Small; stems pro- 
cumbent, flexuous, subdichotomous ; branches nan-owed to the tips. Leaves 
imbricate at their bases, ^-vertical, ovate, retuse, entire or obscurely 3-den- 
ticulate. Stipules remote, free, ovate, 4-fid ; segments acute, incurved. 
Perianth ovate, incurved; mouth plaited, toothed. — Syn. Hep. 215. 
Northern Island : Tararua mountains, Colenso. (S. Africa, Australia, Peru, Mauritius.) 
2. M. tenacifolium, Hoolc. f. and Tayl. FI. Antarct. 152. t. 64./. 6. 
Stems 1-1 - 2 - in. long, suberect, slender, stiff, rigid, flexuous. Leaves purple- 
brown or black, opaque, distant, spreading, rigid, elliptical-oblong, obtuse, 
quite entire, concave. Stipules smaller, entire or 2-fid. — Syn. Hep. 687. 
Lord Auckland’s group : on rocks near the hilltops. — Mitten (PI. N. Z. ii. 147) con- 
fidently refers this to the geuus Mastigobrynm ; the fruit is unknown. (Puegia.) 
** Leaves 2-dentate or 2-fid. 
3. M. anisostomum, Lehm. and Lindb.; — FI. N. Z. ii. 146. Stems 
1- 2 in. long, suberect or creeping, dichotomous ; branches decurved. Leaves 
olive-brown, opaque, horizontal or ^--vertical, lax or closely imbricate, con- 
cave, deflexed ; those of the branches subsecund, triangular- ovate, unequally 
2- dentate. Stipules minute, orbicular, 3-fid. Perianth cylindric; mouth 4- 
tootlied. — Syn. Hep. 219. M. atro-virens , Hook. f. and Tayl. FI. Antarct. 
160 ; Syn. Hep. 218. 
Middle Island : Dusky Bay, Menzies ; Port Preservation, Lyall. Lord Auckland’s 
group : creeping amongst mosses, J. _D. H. 
4. M. Colensoanum, Mitten in Ft. N. Z. ii. 147- t. 100./. 3. Small; 
stem 1 in. long, procumbent, dichotomous, stoloniferous. Leaves pale green, 
membranous, spreading, flat, imbricate, oblong, 2-dentate, smaller tooth on 
the ventral side ; sinus acute ; dorsal margin arched, ventral straight. Sti- 
pules appressed, minute, 3-tootlied. 
Northern Island : Tararua, with Saccogyna australis, Colenso. (Australia, Tasmania.) 
*** Leaves 2-dentate. 
5. M. Taylorianum, Mitten; — Fl.N.Z. ii. 147. t. 100./. 5. Small; 
stems |-1 in. long, creeping, dichotomous. Leaves pale green, laxly imbri- 
cate, spreading, flat, obliquely oblong-quadrate, 3-dentate; dorsal margin 
arched, ventral straight, with a band of large translucent cells. Stipules small, 
orbicular, 4-toothed. 
Northern Island : forests of Tehawera, Colenso. 
6. M. monilinerve, Nees ; — FI. N. Z. ii. 148. Stem procumbent, 
dichotomous. Leaves approximate, ^-vertical, spreading, convex, obliquely 
oblong, 3-dentate ; ventral margin with a band of large translucent cells. 
Stipules close-set, orbicular-ovate, crenulate. Perianth plicate above; mouth 
toothed. — Syn. Plep. 223. 
Stewart’s Island: on Plagiochila annotina, Lyall. (Australia, Tasmania.) 
