January 31, 1911] THe ERICACEAE or Mount Apo 1101 
of lateral ones arising 5 to 10 mm. from the base and 
curvingly extending clear to the apex, reticulations absent on 
both sides. Flowers waxy white, pendulous, severally clustered 
from the leaf axils or axils of their scars; pedicels 8 mm. 
long, spreading, usually recurved, reddish and  puberulent, 
quite slender, at the base subtended by small imbricated 
brown bracts; involucral disk 3 mm. across, only one half as 
high, glabrate except the finely pectinate more or less gland- 
ular margins; calyx 3.5 mm. long, subglabrous except the 
margins of the 5 teeth, greenish; corolla bluntly elliptish, 
white, 5 mm. long, glabrous, the short 5 teeth reflexed; sta- 
mens 10; filaments subcompressed, 2 mm. long, inserted upon 
the base of the corolla; anthers 1.5 mm. long, widest across 
the obscurely bilobed base, finely pulverulent or papillate, 
dorsally attached, without appendages although the apical 
portion is much narrower and thinner; the glabrous ovary glo- 
bosely compressed, 2.25 mm. across, superior; style columnar, 
3 mm. long, terminated by a minute stigma; fruit not seen. 
Type specimen 11595, A. D. E. Elmer, Todaya (Mt. Apo), 
District of Davao, Mindanao, August, 1909. 
Collected in a dense moss covered forested basin at 6500 
feet at Baclayan or the upper camping place of mount Apo. 
It was taken from the lower limbs of a large tree. The 
Bagobo name is ‘‘Sigbut-ta-cayo.’’ 
Diplycosia apoense Elm. n. sp. 
Epiphytes or sprawling over moss covered ground; stem 
5 dm. long, branched; wood quite hard, covered with grayish 
brown bark; twigs provided with similarly colored setose 
hairs, the young portion densely covered with reddish brown 
hairs. Leaves alternate, copiously scattered along the branch- 
lets, elliptic, 2.5 cm. long by 1.5 em. wide across the 
middle, rigidly coriaceous, shining green on the upper side 
and beset with strigose hairs, beneath much paler green and 
duller, apiculately obtuse at apex, base rounded or obtuse, 
the entire margins curved upon the under side, curing brown, 
beneath setose hairy; nerves 3 from near the base, impressed 
on the upper side, the midrib rather conspicuous beneath 
clear to the apex; the lateral pair less conspicuous, subop- 
