Flora of Josephstaal, Papua New Guinea 
Lae National Herbarium 
14025 Onagraceae 
Ludwigia octovalvis (Jacq.) Raven 
Madang Province, Josephstaal FMA area, between 
expedition Camp 2 & Camp 3 along the Guam River; 
alluvial forest, surge zone and flood plain of Guam R., 
GPS 280100 E, 9497596 N; elev. ca. 80 m. 
coll sequence 14004-14070; herb on riverbank; 
indumentum appressed puberulent; leaves chartaceous, 
opaquely medium green both surfaces; flowers yellow. 
coll: W. Takeuchi, J. Wiakabu, M. Gorrez, A. Towati 14025 
date: Aug. 14, 1999 
det.: WT; Nov. 25, 1999 
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