Flora of Papua New Guinea 
Conservation International New Ireland RAP Survey 
10015 Apocynaceae 
Ichnocarpus frutescens (L.) W.T. Aiton 
New Ireland, near the junction of the Niagara and Weitin Rivers (site 
2), mature lowland rainforest in and around transect 1, elev. 240 m, 
near 4° 30.210’ S, 152° 56’ 242” E. 
with coll sequence starting Archidendron 9904; procumbent on 
margins of streambed; stems subterete, annulate, densely appressed 
puberulent at the apices; leaves opposite, decussate, not punctate, 
herbaceous, adaxially dark dull green, glabrous, abaxially lighter green 
with appressed hairs on midrib; lamina lanceolate-elliptic, larger blades 
11.5 x 6.25 cm, apex gradually acuminate, margin entire, base acute 
to obtuse; petiole 1.5 cm, flattened above, puberulous; venation of 6 
arcuate lateral pairs, usually not closing, irregularly areolate, main 
veins plane above, weakly raised beneath; inflorescence terminal and 
axillary, ca 8 cm, peduncled, branching, rachises opposed, axes 
puberulent, bracts numerous, small, acuminate; calyx 5-partite, hairy, 
lobes acute to acuminate; corolla white, tube globose with minute hairs 
on outside, limb of 5 contorted petals, margins fimbriate; throat with a 
pilose ring. 
flowers bottled. 
coll: W. Takeuchi & J. Wiakabu 10015 
date: January 1994 
det.: WT 
Flora of Papua New Guinea 
Conservation International New Ireland RAP Survey 
10016 Meliaceae 
Aglaia sapindina Harms 
New Ireland, near the junction of the Niagara and Weitin Rivers (site 2), 
mature lowland rainforest in and around transect 1, elev. 240 m, near 
4° 30.210’ S, 152° 56’ 242” E. 
with coll sequence starting Archidendron 9904; common treelet on 
margin of streambed, populations flowering; stem length ca 10 m, outer 
bark light brown, smooth, inner bark reddish, sapwood pink to straw; 
branchlets subterete, lepidote, scales rounded, margins irregularly 
incised; leaves alternate, spiral, imparipinnate (usually 1-2 jugate), 
herbaceous, pellucid spotted, glabrate except for lepidote scales on the 
leaf rachis and petiole; leaflets elliptic-oblanceolate, adaxially dark dull 
green, somewhat bullate, abaxially light green, to ca 19 x 8 cm, 
acumen short and blunt, leaf margin entire, base acute or obtuse; 
petiolules not swollen; petiole plus rachis ca 12 cm long, terete, petiole 
slightly swollen at the base; inflorescence axillary, slightly longer than 
20 cm, paniculate, peduncled, all axes lepidote, bracts not apparent; 
perianth yellow-orange, pentamerous, calyx weakly muricate, lobes 
dentate; corolla scarcely spreading, glabrous; stamens alternipetalous, 
connate by an expanded base, included; female structures not seen. 
flowers bottled. 
coll: W. Takeuchi & J. Wiakabu 10016 
date: January 1994 
det.: WT 
