Flora of Crater Mt., Papua New Guinea 
Lae National Herbarium 
1 1 237 Apocynaceae 
Neisosperma ficifolium (Sp. Moore) Fosb. & Sach. 
Chimbu (Simbu) Province, Papua side; Crater Mt. Wildlife 
Management Area, vicinity of Haia, along the Wara oo 
streamcourse (first river E of Mt. Widau); colls, centered on 
coordinates 6° 43’ S, 145° 00’ E; riverine forest at altimeter elev. 
2100’ (640 m). 
coll, sequence 11,231-11,247; canopy tree on margin of alluvial 
flats, copiously lactiferous, occasional; twigs terete, surfaces 
smooth and green; leaves whorled, pliant to subfleshy, adaxially 
very dark dull green, abaxially medium green; petioles smooth 
yellow-green; infructescence infrafoliar, axes resembling twigs in 
coloration; fruits ellipsoid, drupaceous; epicarp completely 
smooth, very pale green; seed single, indurate. 
carpological and xylarium colls, separate. 
NCI screening code: OFCZ-2292-A, -2293-C, -2294-F, -2295-G, - 
2296-H, -2297-1; corresponding to TWD, TW, TBK+RTWD, 
LF+BR, RT+RTBK, infructescence; 3 duplicates to NCI. 
coll.: W. Takeuchi 11,237 
date: Sept. 19, 1996 
det.: WT 
Flora of Crater Mt., Papua New Guinea 
Lae National Herbarium 
11238 Euphorbiaceae 
Macaranga angustifolia Laut. & K. Schum. 
keys to this result on Whitmore 
Chimbu (Simbu) Province, Papua side; Crater Mt. Wildlife 
Management Area, vicinity of Haia, along the Wara oo 
streamcourse (first river E of Mt. Widau); colls, centered on 
coordinates 6° 43’ S, 145° 00’ E; riverine forest at altimeter elev. 
2100’ (640 m). 
coll, sequence 11,231-11,247; small tree leaning over 
streambed; outer bark grayish-brown, smooth or pustulate but not 
fissured; inner bark pink; wood pale straw; twigs terete, greenish- 
black; leaves coriaceous, adaxially dark shiny green, abaxially 
yellowish-green; lamina biglandular at base; leaf venation yellow; 
petioles channelled, reddish-brown; inflorescence bracts with 
conspicuous paired discoid glands; panicle axes light green; 
flowers yellowish. 
xylarium coll, made 
NCI screening code: OFCZ-2298-J, -2299-K, -2300-L, -2301-M, - 
2302-N, -2303-0; corresponding to TBK, TW, TWD, RT, LF+BR, 
RTBK+inflorescence+RTWD; 7 duplicates distributed through 
NCI. 
coll.: W. Takeuchi 1 1 ,238 
date: Sept. 19, 1996 
det.: WT, 7/97 
