THE FLORA OF MOUNT PULOG. 353 
Mearns s. n., Loher 221yk- It extends from an altitude of about 1,400 m to at 
least. 2, 200 m above the level of the sea; endemic. 
4. R. fraxinifolius Poir. in Lam. Encycl. 6 (1804) 242. 
In the upper pine region, G. M. Z. 18155, and in the mossy forest, Merrill 6557. 
Widely distributed in the Philippines, extending from sea level to an altitude 
of about. 2,250 m; widely distributed in Malaya. Doctor Focke writes that the 
Philippine material is all referable to the eastern subspecies eeleiicus (Bh), which 
differs-, from the form found in the Sunda Islands in some respects. 
5. R. mearnsii Elm. Leaf!. Philip. Bot. 2 (1908) 448. 
In the mossy forest, G. M. Z. 16173, McGregor 8885. 
Known only from similar habitats and altitudes in Benguet Province. 
6. R. niveus Thunb. Diss. Rub. (1815) 9. 
In stream depressions, pine region, altitude about 1,500 m, Merrill 6533. 
Known in the Philippines only from the Benguet-Lepanto region; India to 
Ceylon, China, and Malaya. 
Doctor Focke writes that he can not distinguish from this species Rulus 
horsfieldii Miq. nor R. lasiocarpus Sm. 
7. R. pectinellus Maxim, in Bull. Acad. Petersb. 17 (1871) 147. 
In the mossy forest, Merrill 6565. 
Known in the Philippines only from high altitudes in the Benguet-Lepanto 
region, and also from Mount Apo, Mindanao; Japan. 
8. R. rolfei Vid. Phan. Cuming. Philip. (1885) 171. 
In the upper parts of the mossy forest, Merrill 6602. 
Known only from high altitudes in Benguet, from Mount Banajao, Luzon, 
Mount Plalcon, Mindoro, arid from Mount Canlaon, Negros. 
9. R. sp. 
In the mossy forest, Merrill 6500. 
A sterile specimen, representing possibly an undescribed species, as it is riot 
matched by any of our other Philippine material. 
PYGEUM Gaertn. 
1. P. glandulosum Merr. in Philip. Journ. Sci, 3 (1908) Bot. 226. 
In stream depressions, lower pine region, G. M. Z. 18212. 
Widely distributed in the Philippines at low and medium altitudes ; endemic. 
2. P. sp. ? 
in the mossy forest, G. M. Z. 18076. 
The specimen is sterile, and is hardly determinable; it may belong to some 
other genus, or even family. 
LEGUMINOSiEL 
PITH ECOLOBIUM Mart. 
1. P. subacutum Benth. in Hook. Lond. Journ. Bot. 3 (1844) 210. 
In the pine region below 1,500 m altitude, C. M. Z. 18189. 
Widely distributed in the Philippines; Celebes. 
INDIGOFERA L. 
1. I. nigrescens Kurz ex Prain in Journ. As. Soe. Beng. 67 2 (1898) 286. 
In the pine region, ascending to 2,000 m altitude, G. M. Z. 16225, Merrill 
6395. 
Known in the Philippines only from the Benguet-Lepanto region ; Khasia Moun- 
tains and southwestern China. 
