outa 
2688 LEAFLETS or PHILIPPINE BOTANY [Vor. VII, ART. 114 
shorter, drooping; branches alternating, green, branching in 
a zigzag manner from below the middle or from near the 
thickened base, subolivaceus short tomentose especially on 
the younger portion, very flexible and usually compressed 
and fluted; fruits hanging, green, easily falling with 2 prom- 
inent nearly glabrous wings which are frequently curved 
or twisted, the larger ones 1 dm wide from the obtusely 
rounded or merely rounded tip tot ip, 4 cm high, ob- 
long in shape from the side view and obscurely striate, 
margins entire or obscurely irregular at the ends of the 
wings; the seed portion narrowly oblong, with a thick 
puberulent rib-like vein on each side and which extends 
clear across the fruit from the base to the apex. 
Type specimen number 13362, A. D. E. Elmer, Cabad- 
baran (Mt. Urdaneta), Province of Agusan, Mindanao, July, 
1912. 
Discovered upon a medium sized tree with other climb- 
ing and twinning vines on a forested ridge or knoll called 
Giwantanan at 2000 feet heigth. “Balogo”” is the native 
or Manobo name. 
At once distinguished from Illigera platyandra Dunn by 
the mere ridges on the sides instead of secondary wings. 
HIPPOCRATEACEAE 
hee Hippocratea lawsonii Elm. n. sp. 
A wood climber; stem subterete, flexible, branched at 
irregular intervals; wood soft, doughy white, tough, odorless 
and tasteless, with a small brown pith; bark dull brown, 
checked into small squares or rectangular plates; twigs gla- 
brous, subangular, nodulose and usually looped at the base, 
hanging. Leaves opposite, glabrous, rigidly coriaceous, de- 
scending, the rather abruptly acute tips recurved, nearly flat, 
dull deep green above, paler so beneath, drying greenish 
brown, margins subinvolute, entire or minutely toothed to- 
ward the apex, base obtusely rounded, oblong, 15 cm long . 
by one third as wide or much smaller, lucid especially on 
the upper surface; midrib conspicuous and ridged beneath; 
the lateral nerves much less prominent, ascending, from 5 
