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THE PHILIPPINE 
JOURNAL OF SCIENCE 
C. BOTANY 
Vou. V SEPTEMBER, 1910 No. 4 
THE BAMBOOS OF THE PHILIPPINE ISLANDS. 
By J. Sykes GAMBLE, 
(East Liss, Hants, England.) 
By the kindness of Mr. E. D. Merrill I have had the privilege of 
examining and reporting on a most valuable collection of Philippine 
Bambuseae belonging to the Herbarium of the Bureau of Science, and 
below is given the results of my endeavors to name the specimens. I 
regret that I have failed to identify with any approach to certainty most 
of the species named by Blanco. In the material quoted I have included 
the majority of the Philippine specimens in the Herbarium of the Royal 
Gardens at Kew. 
1. ARUNDINARIA Michx. 
1. Arundinaria niitakayamensis Hayata in Bot. Mag. Tokyo 21 (1907) 49, 
Journ. Coll. Sci. Tokyo 25” (1908) 240, 
Bambusa sp. near B. pygmaea Miq.; Merrill in Philip. Journ. Sci. 2 (1907) 
Bot. 261. 
Luzon, Province of Benguet, Pauai, in sphagnum hummocks and mossy grass 
lands, altitude about 2,150 m, Merrill 4733, November, 1905, Bur, Sci. 8379 
McGregor, June, 1909; Mount Ugo, Bur. Sci. 5846 Ramos, December, 1908; Mount 
Pulog, on grass-covered slopes and along the upper border of the mossy forest, 
altitude about 2,600 m, Merrill 6489, May, 1909, Bur. Sci. 8893 McGregor (Phil. 
Pl. 177), July, 1909; Payaon and Mangito, Loher 1834 (Herb. Kew.). Mrnporo, 
Mount Halcon, Merrill 6222, November, 1906, in sphagnum in dense thickets at 
2,600 m altitude. Formosa, Mount Morrison, Gauzan, Nagasawa 678, altitude 
2,770 m, 1905. 
At first I thought that this must be a new species, but Mr. Merrill, who had 
seen the type of Doctor Hayata’s species in the Tokyo Herbarium, called my 
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