Hymenophyllum.~\ 
I. FILICES. 
355 
Abundaut throughout the Northern and Middle Islands, Banks and Solander, etc. 
Kermadec Islands, Macgillivray. Lord Auckland’s group, J. D. //. 
12. H. scabrum, A. Rich. FI. t. 14./. 1 ; — FI. N. Z. ii. 15. "Rhizome 
stout. Frond rigid, 6-24 in. high, bright but dark-green, stout, erect or 
curved, elongate ovate or deltoid ; stipes stout, not winged, covered with 
stout bristles, as are the rachis and often midribs ; rachis winged above only ; 
segments and involucres as in H. dilatatum, but the involucres are broader, 
with generally toothed lips. — Hook. Sp. Fil. i. 110; Sphcerocionium glanduli- 
ferum, Presl. 
Northern Island, D’Urville ; Bay of Islands, A. Cunningham; east coast, Colenso. 
Middle Island : Nelson and Canterbury, Travers , Haast ; Otago, Hector and Buchanan. 
13. H. flabellatum, Labill. FI. Nov. Roll. t. 250. f. 1, not Brown ; — 
FI. N. Z. ii. 15. Matted, densely clothing trunks of trees, with pale-green 
glistening fronds. Rhizome rigid. Fronds imbricate, erect or decurved, 
broadly ovate, or linear elongate, 2-6 in. long, pinnate below, pinnatifid above ; 
stipes rigid, not winged, woolly at the base, glabrous above; segments 2- 
pinnatifid, flabellate, broadly cuneate at the base, glabrous ; lobes linear, 
quite entire. Involucres small, terminal on lateral segments, orbicular or 
oblong; lips entire or toothed. — Hook. Sp. Fil. i. Ill ; H. nitens, Br. ; H. 
Rookeri, Yan den Bosch. 
Abundant throughout the Northern and Middle Islands, Banks and Solander , etc. 
Lord Auckland’s group, Bolton. Also found in the Philippine Islands. 
14. H. aeruginosum, Carmichael; — FI. N. Z. ii. 15. Rhizome fili- 
form. Fronds pendulous, ovate or long and linear, 3-10 in. long; pinnate 
below, pinnatifid above, red-brown when dry from the copious stellate hairs ; 
stipes filiform, not winged ; segments short, linear or ovate, 2-pinnatifid, 
quite entire ; lobes linear, approximate. Involucres terminal, orbicular or 
broader than long, sunk in the frond ; lips short, pilose. — Hook. Sp. Fil. i. 
94. t. 34 ; H. Franklinianum, Col. 
Northern Island: Waikare lake, Colenso; Wellington {Mrs. Jones). Middle Is- 
land : abundant iu subalpine forests, as far south as Dusky Bay, Menzies, etc. Also a native 
of Juan Fernandez, Chiloe, and Tristan d’Aeunha. 
15. H. Lyallii, Hook./., FI. N. Z. ii. 16. A small, pendulous species, 
like R. rarum. Rhizome capillary. Frond £-2 in. long, orbicular or ob- 
long, excessively membranous, pinnatifidly or digitately divided into linear 
segments, which are quite entire, obtuse, with stellate hairs on the margins 
and midrib. Involucres cuneate triangular or obcordate, sunk in the frond ; 
lips concave, quite entire, retuse. 
Middle Island : Thomson’s Sound, on trees, Lyall ; Otago, common in the sounds of 
the west coast, on overhanging rocks, etc., Hector and Buchanan. 
6. TRICHOMANES, Smith. 
Rhizome tufted or creeping, stout or slender. — Fronds erect or pendulous, 
usually small simple pinnate or 2- or 3-pinnatifid, pale or dark green, usually 
pellucid, beautifully reticulated when magnified ; segments with one stout 
simple or branched midrib. Sori axillary or terminal, enclosed in a campanu- 
late or tubular, elongate, 2-lipped, free or sunk involucre, opening outwards. 
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