390 
*X>XTV0HTT1Y. 
Heartwood pale yellow; sapA'ood only pli^'Iitly lit!:litor in color. Fiue 
and usually cross-grained. Seasonal rings ])resent. DifTuse porous. 
Slightly acid odor. Bitter taste. Turning greenisli-yellow when treated 
with an alkali. Staining water a greenish-yellow color. 
Uses. — Axles; beams; bridges; cabinetmaking; carabao yokes; cog- 
wheels ; general high-grade construction ; docks ; doors ; finishing of 
houses; firewood; flooring; footings in the ground; futtocks; palo 
(wooden club to pound rice) ; posts; joists; knees; piles; pillars: pinions; 
planks; plows: rafters; rice mortars; shipbuilding; cutwater; sliips' 
knees; ribs; frames; siding of houses; sleepers; sternposts; sugar presses; 
wedges; wheel rims; wheels; undersills; paving blocks; railroad ties. 
Structure. — Pith-rays fine and indistinct. Vessels small and scattered. 
Bull. For. Bur. Manila (190G), 4, 53 ; :2d ed. (11)07), 4, 55. 
Ahern, 1. c, 69-74. 
NAIJKA. 
Pterocarpus indicus Willrt. Fani. LEGUMINOS.^. 
r 
Pterocarpus echinatus Pers. 
Pterocarpus blancoi Merr. 
Pterocarpus klemmei Merr. * 
Apalit (Pamp,) ; asana (T.) ; narra (T., Y.) ; odiao (Pamp.) : sangque 
(Tl., V.^) taga (X. Luz.) ; urian (Pamp.). 
The first two species are widely distributed throughout tropical Asia, 
the other two are kno^-n only from the Pbilippines. Said to be closely 
related to the "padouk" or "aniboyna wood" of India. 
Moderately heavy and moderately hard. Sp. gr. 0.580. 
ITeartwood white, yellow or red; sapwood nearly white. Grain coarse 
and more or less twisted. Seasonal rings very distinct. Ring porous. 
Faint, sweet, cedary odor. Turning water a fluorescent l>lue. 
Uses. — Bancas; bridge construction; cabinetmaking; earabao yokes; 
cascoes; chests; general construction; doors; dyewood; finishing of 
houses; floors; furniture; posts; planks; rafters; ships; siding of houses; 
taljle tops; walls; window sills; wasbbowls; door panels; carriage making. 
Structure. — Pith-rays very small. Row of large vessels in inner part 
of ring and larger ones scattered in later part of season's growth. Vessels 
surrounded by parenchyma. Wood parencbyma in fine, more or less 
wav}-, concentric lines. Pine, parallel, transverse lines in tangential and 
radial sections. 
Bull. For. Bur. Manila (1000), 4, 54; 2d ed. (1907), 4, 57, 
Ahern, 1. c, 74-7r>. 
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