354 
I. FILICES. 
[. Hymenophyllum . 
7. H. pulcherrimum, Col.; — FI. N. Z. ii. 13. t. 74. Tall, stout, 
bright green, very handsome. Rhizome short, stout, clothed with stiff bris- 
tles. Frond glabrous, 12-18 in. high, ovate or linear-oblong, 2- or 3-pin- 
natifid ; stipes winged to the base ; segments linear, obtuse, membranous ; 
ultimate alternate, margins entire. Involucres small, axillary or terminal, free, 
2- lobed to the base; lips entire. — Hook. Sp. Fil. i. 103. t. 37. 
Northern Island : mountains of the east coast and interior, Colenso. Middle Island : 
abundant, often pendulous from trees, Lyall, etc. 
8. H. dilatatum, Swartz ; — FI. N. Z. ii. 13. Large, tall, handsome, 
bright-green. Rhizome long, stout, wiry, glabrous. Fronds 6-18 in. high, 
erect or decurved, broadly ovate or oblong-ovate, quite glabrous, 3-pinnatifid, 
stipes winged to the base ; segments ovate or lanceolate, often cuneate at the 
base ; ultimate linear, often elongate, obtuse, margins quite entire. Invo- 
lucres orbicular, terminal, sunk in the tips of the segments, deeply 2 -fid ; 
lips entire. — Hook. Sp. Fil. i. 104; Trxchomanes dilatatum, Forst. ; Leptocio- 
nium sororium, Presl. 
Abundant throughout the Northern and Middle Islands, Barks and Solan der , etc. 
Lord Auckland's group, J. I). B . Also found in Java and the Fiji Islands. 
9. H. crispatum, IFallich ; — Ft. N. Z. ii. 13. Tufted or matted, dull 
green, crisped. Rhizome glabrous, wiry, creeping. Fronds erect or decurved, 
glabrous, rather rigid, 2-8 in. high, 2- or 3-pinnatifid ; rachis with a broad 
crisped wing ; pinnae cut into narrow linear, quite entire, crisped or waved, 
rarely flat lobes Y V in. broad. Involucres usually numerous, terminal, free, 
ovate, turgid, broader than the segments, 2-valved to the base ; lips entire 
or jagged. — Hook. Sp. Fil. i. 105 ; EL. flabellatum, Br. not Labill.; Il.jlex- 
uosum, A. Cunn. ; II. atro-virens, Col. 
Northern Island : in woods. Bay of Islands, etc., but not common, Logan, A. Cunning- 
ham. , etc. Middle Island: Canterbury, Tracers ; Otago, Hector and Buchanan. An 
abundant Tasmanian aud Indian fern. 
10. H. polyanthos, Swartz. — Var. (3. sanguinolentum, Hook. Sp. Fil. i. 
106; FI. N. Z. ii. 14. Matted, 2-6 in. high. Rhizome rather stout. Frond 
rather rigid, opaque, reddish, erect or decurved, broad ovate or oblong, 2- or 
3- pinnatifid ; stipes narrowly winged, glabrous or bristly ; rachis broadly 
winged ; segments spreading or decurved, narrow linear, fiat or waved ; ulti- 
mate short, quite entire ; midribs flexuous, stout, dark. Involucres numerous, 
axillary and terminal, free, orbicular or ovate, broader than the segments, 2- 
valved to the base ; lips obtuse, entire or jagged. — II. sanguinolentum, Swartz ; 
H. villosum. Col. 
Abundant throughout the Northern and Middle islands, Banks and Solander, etc. 
This fern has often strong peculiar odour when dry. 
11. H. demissum, Swartz ; — FI. N. Z. ii. 14. Matted, forming large 
bright-green tufts. Rhizome glabrous, wiry. Frond membranous, 4-10 in. 
high, 3-4 broad, decurved deltoid or ovate-lanceolate, pinnate below, pin- 
natifid above ; stipes rigid, glabrous, not winged ; rachis winged above only ; 
segments ascending, 2- or 3-pinnatifid; lobes narrow, in. broad, often elon- 
gate, quite entire. Involucres on the lateral segments, terminal, small, ovate, 
convex, 2-valved to the base; lips quite entire. — Tricho manes, Forst. 
