Flora of Papua New Guinea 
Lae National Herbarium 
10080 Caesalpiniaceae 
Derris indica (Lam.) Bennett 
Pongamia pinnata (L.) Pierre 
original distr. as Crudia sp. ?nov. 
East Sepik Province, vicinity of Langu village, alluvial forest on flood 
plain of the Sanchi tributary, Sepik River, elev. _40 m, near 4° 11’ S, 
142° 44’ E. 
with 10075 et seq.; treelet on riverbank, branches drooping; twigs 
subterete, ienticellate, striate, glabrate; leaves imparipinnate, 3-jugate, 
to nearly 20 cm length, all leaf axes glabrous, stipules or stipels not 
apparent; petiole c. 6 cm, swollen at the base, petiolules 5 mm, 
narrowly channelled on the upper side; leaflets papery, minutely 
puberulous on the veins, adaxiaily dark dull green x abaxially dull 
green or glaucescent, blades elliptic, often the terminal leaflet largest, 
to 13 cm x 6.5 cm, apex bluntly acuminate, margin entire, base acute 
to obtuse; venation pinnate, laterals 6-8 curving pairs, approx, 
equispaced, plexus feeble, main veins weakly impressed above, 
prominulous beneath; flowers not seen; infructescence axillary, 
pendulous, racemiform, to 25 cm length, pedunculate, finely 
puberulous, ebracteate, rachis slender; pod flat, green, immature, 
asymmetrically elliptic, about 7 cm x 3.5 cm, pseudostalk present. 
J 
Waskuk name not recorded. 
coll: W. Takeuchi 10080 
date: August 18,1 994 
det. WT 
