194 Baker . — A Summary of the new Ferns 
46. Hymenophyllum sericeum, Sw. I cannot separ H. refron- 
descens, Sodiro, Recens. 2. 
52*. H. tunbridgense, Sm. I cannot clearly separate H. pusillum, 
revolution, or pygmaeum, Colenso, New Zealand Ferns 
described in the Transactions of the New Zealand Institute 
for 1879-1880. 
52*. H. brachyglossum, Cesati, Fil. Becc. Born. 7. Borneo, 
Beccari . Habit of a slender form of H. tunbridgense , but 
with round sori placed at the end of the segments. 
52*. H. Henry i, Baker, in Journ. Bot. 1889, 176. West China; 
province of Hupeh, Dr. Henry , 5457. 
52*. H. subflabellatum, Cesati, Fil. Becc. Born. 8. Sarawak, Borneo, 
Beccari. Fronds J in. long, broad ovate, almost flabellately 
bisect, the primary segments pinnatifid, with sori terminal or 
lateral on the lobes of the upper segments. 
56*. H. oxyodon, Baker, in Journ. Bot. 1890, 262. Tonquin, 
Balansa , 1905. 
63*. H. polyodon, Baker, in Journ. Linn. Soc. XX, 104. Admiralty 
Isles, Moseley (Challenger expedition). 
67*. H. Houstonii, Jenm., in Journ. Bot. 1886, 42. Jamaica, 
Herb. Sloane. 
67*. H. fraternum, Harringt., in Journ. Linn. Soc. XVI, 26. Panay, 
Philippines, Steere. 
68*. H. Reinwardtii, Blume, V. D. B., Hymen. Jav. tab. 42. Appears 
to be a distinct species, near H. bivalve , Sw. Mount Sin- 
galan, Sumatra, Beccari. 
Genus 17. Trichomanes Linn . 
7*. T. Hildebrandtii, Kuhn, in Reise Deck. Bot. 70. Johanna 
Island, Hildebrandt , 1856. 
10*. T. Motleyi, V. D. B. I cannot separate T. beecarianum, Cesati, 
Fil. Becc. Born. 8, tab. 1, fig. 2, nor T. cognatum, Cesati, Fil. 
Becc. Polyn. 6. 
10*. T. cultratum, Baker, in Journ. Bot. 1879, 293. Fiji, Horne. 
10*. T. Wallii, Thwaites. Rhizome filiform, wide-creeping. Frond 
ovate or orbicular, ciliated, entire, J- in. long. Veins distinct, 
simple ; spurious venules o. Sorus solitary at the end of the 
distinct midrib. Indusium funnel-shaped, immersed, with a 
