Novemssr 3, 1908] Six UNDESCRIBED SPECIES OF MACARANGA 
Macaranga sylvatica Elm. n. sp. 
Tree, 10 to 15 m. high; trunk 5 dm. thick; wood rather 
Soft, whitish except the reddish heartwood, odorless, easily 
cutting but hard to split; bark reddish beneath the brownish 
surface, smooth and grayish on the branches; branches above 
the middle, forming a round-topped crown; branchlets rather 
slender, not numerous. Leaves coriaceous, slightly conduplicate 
on the upper side and with recurved tips, shining dark green 
and glabrous above, much duller beneath, horizontally spread- 
ing, ovate, gradually tapering from below the middle to an 
acuminate point, the basal one third gradually tapering and 
subcuneate, margins subentire or obscurely undulate, the young 
leaves rusty or cinnamon brown on both sides, normal blades 
1 em. wide and 1.5 cm. long, glandular and brown 
tomentose beneath; stipule caducous, 1 to 1.5 cm. long, rigid, 
oblong to lanceolate, nearly 5 mm. wide, yellowish pulverulent 
on the outside, cinereous on the inner surface; petiole vary- 
ing from 5 to 10 cm. long, yellowish brown tomentose at 
first, becoming glabrous and reddish, terete, stout; nerves 14 
to 19 pairs, equally apart, rather strict, oblique, prominent 
beneath, conspicuously visible from the upper side, submar- 
ginally united, cross bars comparatively faint but numerous, 
more or less covered with flaky cinnamon brown scales which 
soon fall or rub off. Inflorescence axillary, exceeding the 
petioles but not the blades; peduncles solitary or 2 or 3 from 
the same axil, ascending, yellowish green, male sparingly 
branched, that of the female more numerously branched, 
"puberulent, staminate flowers severally clustered upon short 
- axillary receptacles which cluster is subtended by entire 
pulverulent bracts; individual flowers subtended by ciliated 
bracts, upon 1 mm. long puberulent pedicels; calyx segments 
usually 4, subrotund or elliptic, 1.5 mm. in length, deeply 
concave on the upper side, deep red; stamens about 10, cen- 
trally clustered; filaments paler, subglabrous, greenish in the 
dry state, subequal, | mm. long; anther 0.75 mm. across, 
basifixed, reddish before anthesis, splitting open from the 
apex into 4 divisions; pistillate flowers usually solitary from 
the subtending bracts, upon slender puberulent pedicels; calyx 
turbinate, surrounding one half of the ovary, short but densely 
431 
