350 The Gardens of the Sun.
quite bears out the idea that we previously entertained, that the fern-flora of the island is very rich, and that there is still a plentiful harvest to await the exploration of the interior. The added species which are not new are nearly all already known in Java and the Philippine Islands, frequently in both.
REPOET ON BURBIDGEaS FERNS OF THE SULU ARCHIPELAGO.
By J. G. Baker, F.R.S., F.L.S.
The Sulu Archipelago is a group of small islands lying between Borneo and the Philippines. They are for the most part under cultivation; but there are two mountains which attain an elevation of between two thousand and three thousand feet. So far as I am aware their botany is entirely unknown. The following is a full catalogue of the ferns which Mr. Burbidge gathered in the group:a
38.* Cyathea suluensis, Baker, n. sp.aAllied to C. integra, J. Sm., of the Philippine Islands and Amboyna.
Hymenophyllum dilatatum, Sw., var. H formosum, Brack.
Trichomanes javanicum, Blume.
Trichomanes maximum, Blume.
Trichomanes rigidum, Sw.
Davallia pinnata, Cav., and its variety luzonica.
Pteris quadriaurita, Retz.
4.* Pteris Treacheariana, Baker, n. sp.aNear P. cretica, but much more slender and delicate in general aspect, with the lowest one to three pairs of pinnce two to three forked. Named at the request of Mr. Burbidge in compliment to the Honourable W. H. Treacher, Acting Governor of Labuan, whose kindness and help contributed materially to the success of his expedition.
Lindsaya cultrata, Sw.
Lindsaya pectinata, Blume.
Lindsaya fldbellulata, Dryand.Lindsaya fldbellulata, Dryand.