Flora of Josephstaal, Papua New Guinea 
Lae National Herbarium 
13621 Commelinaceae 
Pollia cf. hasskarlii Rolla Rao 
Madang Province, Josephstaal FMA area, near 
Kumamdeber, along streambed flowing to SW of 
expedition Camp 1 and returning along ridgeline; 
streambed bordered by many landslides, mostly with 
early successional vegetation but also with mature 
forest patches on higher slopes; Kumamdeber GPS 
281407 E, 9504560 N, elev. 530 ft. (ca. 160 m), the 
stream joins a larger tributary at GPS 28151 E, 
950298 N. 
coll, sequence 13608-13646; herb on forest margins; 
horizontal radicant stems; leaves thickly herbaceous, 
opaque dark green; peduncle and rachises provided 
with uncinate hairs; fruits iridescent blue, sepal residue 
glabrous. 
coll.: W. Takeuchi, J. Wiakabu, M. Gorrez, A. Towati 13621 
date: July 31, 1999 
det.: WT; Jan. 5, 2000 
Flora of Josephstaal, Papua New Guinea 
Lae National Herbarium 
1 3622 Poaceae 
Bambusa microcephala (Pilger) Holttum 
Madang Province, Josephstaal FMA area, near 
Kumamdeber, along streambed flowing to SW of 
expedition Camp 1 and returning along ridgeline; 
streambed bordered by many landslides, mostly with 
early successional vegetation but also with mature 
forest patches on higher slopes; Kumamdeber GPS 
281407 E, 9504560 N, elev. 530 ft. (ca. 160 m), the 
stream joins a larger tributary at GPS 28151 E, 
950298 N. 
coll, sequence 13608-13646; vining bambusoid on 
forest margins; ligule rostrate; spikelets ca. 6-7 mm. 
coll.: W. Takeuchi, J. Wiakabu, M. Gorrez, A. Towati 13622 
date: July 31, 1999 
det.: WT; Jan. 8, 2000 
