Polyotus.'] 
V. HEPATICiE. 
529 
1. P. claviger, Gottscke ; — FI. JV. Z. ii. 152. Stem creeping, 3-4 in. 
long, 2-pinnately branched. Leaves yellow-brown, closely imbricate, plane 
or convex, ovate-cordate, acute or apiculate, quite entire or more or less 
toothed ; auricles clavate, with a large triangular lamina. Stipules 4-partite ; 
segments with revolute margins, entire or toothed, 2 intermediate often 
saccate. Involucre cylindric-ovoid, rough with the adnate involucral leaves. 
— Syn. Hep. 215 ; Hook. Muse. Exot. t. 70. 
Var. a. Leaves quite entire. 
Var. /3. Stangeri. Leaves of the branches toothed. 
Var. y. Taylori. Cauline leaves toothed and spinous on the ventral margin. — P. Taylori, 
Syn. Hep. 246. 
Northern and Middle Islands : common from Auckland, Sinclair, to Dusky Bay, 
Menzies. Campbell’s Island : on alpine rocks, J. J). IP. (Tasmania.) — A very vari- 
able plant. 
2. P. palpebrifolius, Gottsche ; — FI. N. Z. ii. 246. Stems 4-6 in. 
long, creeping, ilexuose, 1-2-pinnate. Leaves brown, closely imbricate, ovate, 
spinous-ciliate ; auricle club-shaped, split, with a spine above the fork, and 
interposed lamina ciliate and variable in form and lobing. Stipules 4-partite, 
ciliate, intermediate lobes on the branches saccate. Involucre axillary, with 
ciliated leaflets.™ Syn. Hep. 246 ; Hook. Muse. Exot. t. 71. 
Middle Island : Dusky Bay, Menzies ; Thomson’s Sound, Lyall. (Fuegia.) 
3. P. brachycladus, Gottsche ; — FI. N. Z. ii. 152. Stem 3-4 in. long, 
2- pinnate; branches very short. Leaves dark purple-brown, orbicular-cor- 
date or broadly ovate, ciliate ; auricles club-shaped, with no spine, saccate, 
purple, rarely flat and ciliate. Cauline stipules 4-partite, segments entire 
toothed or cut, those of the branches with 2 intermediate auricles. Involucre 
conical, coriaceous, leafy; leaflets spinous-ciliate. — Syn. Hep. 247 ; El. Tasm. 
ii. 234. t. 180. f. 2. 
Northern Island : top of the Ituahine mountains, Colenso. (Tasmania.) 
4. P. Magellanicus, Gottsche ; — FI. N. Z. ii. 153. Stem creeping, 
3- pinnate. Leaves brown-purple, imbricate, ovate-orbicular, spinous-ciliate ; 
cauline auricles variable, clavate, saccate, setigerous or plane, with laciniate 
segments; laminae larger, 3-angulai - , sometimes subcucullate. Cauline sti- 
pules orbicular-ovate, 2-fid, entire or ciliate, those on the branches 2-fid 
lacerate or clavate. Involucre very large ; leaves convolute, ciliate. — Syn. 
Hep. 248; Hook. Muse. Exot. t. 115. 
Northern and Middle Islands: forests, Wairarapa river, Colenso; Chalky Bay, 
Lyall. Campbell’s Island : on alpine rocks, J. I). H. (Fuegia, Tasmania, Australia.) 
20. RADULA, Nees. 
Stems erect or creeping, pinnately branched. Leaves distichous, incubous, 
2-lobed; ventral lobe small, indexed, rooting at the base. Stipules 0. In- 
florescence monoecious. Eruit in the fork or apex of short branches. Invo- 
lucral leaves 2, 2-lobed. Perianth terete or compres sed ; mouth dilated. 
Calyptra pyriform, persistent, bursting below the apex. Capsule on a short 
