discovered or described since 1874 . 193 
Summit of Bellenden Ker range. Not seen. Said to be like 
H. polyanthos in habit, with fruit between the types of Hymeno - 
phyllum and Trichomanes. 
21*. H. austral©, Willd., Sp. Plant. V. 527 (1810), is an older name 
for this species than H. javanicum , Spreng. 
21*. H. montanum, Kirk, in Trans. New Zeal. Instit. X, 394, tab. 
21, fig. B. Lake Wakatipu, New Zealand. Like dwarf 
australe, with very jagged indusia. 
21*. H. samoense, Baker, in Journ. Bot. 1876, 10. Samoa, Whitmee. 
21*. H. streptophyllum, Fourn., in Ann. Sc. Nat. s 6 v. 5, XVIII, 2 66. 
New Caledonia, Balansa> 2708. Not seen. 
22. H. demissum, Sw. I cannot separate H. megalocarpum, 
Colenso, in Trans. New Zeal. Instit. XV, 308. 
22 *. H. Baldwinii, Eaton; Baker, in Hook. Ic. tab. 1611. Sand- 
wich Islands, Miss E. S. Boyd. 
27 *. H. ereeto-alatum, Colenso, in Trans. New Zeal. Instit. 1878, 
431. New Zealand. Not seen. Said to come in between 
dilatatum and pulcherrimum . 
31 *. H. pedicularifolium, Cesati, Fil. Polyn. Becc. 6. Rhizome 
filiform, wide-creeping. Frond oblong-rhomboid, nearly sessile, 
glabrous on the upper surface, densely ferrugineo-pilose be- 
neath, an inch long, cut down to a broadly-winged rachis into 
5-6 pairs of pinnae, the upper simple, linear, the lower 2-3- 
lobed. Sori one each from the upper side of the upper pinnae 
near the base ; indusium oblong ; valves as long as the tube. 
Mountains of New Guinea, Beccari. 
32 *. H. Levingei, Clarke, in Trans. Linn. Soc. Bot. ser. 2, I, 439, 
tab. 49, fig. 3. Sikkim, alt. 7000 ft., Levinge. Very distinct. 
32 *. H. Boutoni, Baker, FI. Maurit. 462. Mauritius, Bouton. 
34 *. H. Poolii, Baker, in Hook. Ic. tab. 1619. Central Madagascar, 
Pool. 
34 *. H. Balansae, and humboldtianum, Fourn., in Ann. Sc. Nat. 
s 6 r. 5, XVIII, 265. New Caledonia, Balansa. Not seen. To 
be compared with H. ciliatum , Sw. 
34 *. H. paehydermicum, Cesati, Fil. Becc. Born. 8. Borneo, 
Beccari. Near ciliatum. 
38 *. H. rufescens, Kirk, in Trans. New Zeal. Instit. 1878, 457, tab. 
19, fig. A. New Zealand, Field , Kirk. I am not sure that this 
is specifically distinct from H. sublilissimum , Kunze. 
