315 Learcets OF PuiLiPPINE Botany [Vor. I. Arr. 16 
mostly obtuse; petiole 5 to 8 mm. long, glabrous, caniculate 
along the upper side, midvein *prominent beneath, the 5 to 
7 lateral pairs nearly as faint as the reticulations. Flowers 
clustered in the leaf axils, creamy yellow, normally 12-clus- 
tered, upon a short common stalk; pedicels 4 mm. long, 
pulverulent, subtended near the base by 2 opposite or sub- 
opposite apiculate bracts; calyx subglabrous, the 4 segments 
united at the base, broadly triangular, about 1 mm. long; 
corolla 4-segmented, the basal one third united; the segments 
4 mm. long, nearly 2 mm. wide, obtusely rounded, rotately 
reflexed in full anthesis; stamens 4, erect but not longer 
tnan the corolla, alternating with the segments and adnate 
to the short corolla tube; free filaments glabrous, fleshy, 
at the base somewhat thicker and subcompressed; anthers 
broadly ovate or cordate, basifixed, 1 mm. in length; ovary 
subglabrous, 1 mm. long, conically 4-sided, its apex 4-sul- 
cate. 
Type specimen 8764, A. D. E. Elmer, Baguio, Province 
of Benguet, Luzon, March, 1907. Along the creeks of shal- 
low ravines in the pine region at 1700 meters. I take pleas- 
ure in naming this unique species after Mr. R. A. Rolfe. 
ICACINACEAE. 
Gonocaryum cognatum n. sp.—Shrub, 3 to 5 m. high; 
branchlets green, smooth, rather crooked. Leaves thick and 
rigid, glabrous, lucid green above, much paler beneath, its 
entire margins subinvolute, oblong to elliptic, variable in 
‘Size, the average ones 20 cm. long and one half as wide, 
apex rounded with a short obtuse point, base rounded or 
short obtuse, deciduous, leaving large scars; nerves 3 to 5 
on each side, those arising from below the middle much as- 
cending, the. midrib and the larger lateral ones delicately 
fluted, reticulations faint; petiole thick, rigid, caniculate. 
Fruits mostly solitary, terminal, axillary or along the branch- 
lets, upon 8 mm. long stout glabrous green peduncles; nut 
obovoid, 3 em. long, 2.5 em. in diameter above the middle, 
hard, shining smooth, greem, with 5 prominent ridges from 
base to subtruncate apex; calyx persistent in the sunken 
apex, 9-segmented, the lobes f.5 mm. long and elliptic; seeds 
in tough reddish brown integuments. : 
