Flora of Papua New Guinea 
Lae National Herbarium 
10139 Meliaceae 
Dysoxylum microstachyum Harms 
East Sepik Province, near Garuka village; forest on alluvial flats at 
50 m elev., with 10132, near 4° 11’ S, 142° 44’ E. 
10 m treelet in subcanopy; branchlets terete, densely pubescent; 
leaves alternate, spiral, exstipulate, imparipinnate, mostly 3-jugate, 
pellucid punctate; petiole 10 cm, swollen at the base, adaxially 
flattened, with rachis together c. 20 cm, both axes pubescent 
throughout, leaflets paired, subsessile, subcoriaceous, upper surface 
weakly bullate, dark dull green, glabrate x abaxially yellow green 
and hirtellous, leaflets basiscopically diminishing, broadly elliptic 
(basal leaflet) to obovate (apical leaflet), largest segment c. 13 cm x 
8 cm, apices obtuse with an abrupt acumen, margin entire, base 
cuneate to rounded; venation pinnate, laterals approx. 9-13 pairs, 
obliquely spreading, arcuate at the margin, reticulum feeble, 
irregular, main veins embossed on the rugose upper surface, 
prominent below; flowers not seen; infructescence infrafoliar from 
wood, contracted, inserted on knobs, the fruits oval to ellipsoid, 
average 25 mm x 21 mm, stipitate, exocarp dull orange, vaguely 
marked by apparent dehiscence lines, surfaces scaly and markedly 
lenticellate, locules 4, each monospermous, the seeds arillate. 
Waskuk name-basava.’ Wood used in construction. 
coll: W. Takeuchi 10139 
date: August 24, 1994 
det. WT 
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