Flora of Crater Mt., Papua New Guinea 
Lae National Herbarium 
11684 Rubiaceae 
Tarenna buruensis (Miq.) Valeton 
Chimbu (Simbu) Province; Crater Mt. Wildlife Management Area, 
near Haia village, track to Mt. Widau; colls, centered on 6° 43’ S, 
145° 00’ E; hill forest with anthropogenic disturbance, altimeter 
elev. 2500’ (760 m). 
colls sequence 11684-11707; 10m tree in regrowth, no buttress, 
outer bark orange-brown, slash straw; branchlets quadrangular, 
pale brown; stipules acuminate, keeled, dull green; leaves 
opposite, decussate, undulate, herbaceous, glossy dark green, 
venation dull yellow; panicles ascending, all axes smooth and 
green; corolla yellow, 5 narrow spreading lobes; stamens 5, 
alternipetalous; style exserted, yellow with dilated green stigma; 
fruits globose, dull green, summit umbonate, polyspermous. 
coll: W.Takeuchi 11684 
date: March 6, 1997 
det.: WT 
Flora of Crater Mt., Papua New Guinea 
Lae National Herbarium 
11685 Pteridaceae 
Histiopteris incisa (Thunb.) J. Smith 
Chimbu (Simbu) Province; Crater Mt. Wildlife Management Area, 
near Haia village, track to Mt. Widau; colls, centered on 6° 43’ S, 
145° 00’ E; hill forest with anthropogenic disturbance, altimeter 
elev. 2500’ (760 m). 
colls sequence 11684-11707; thicket-forming terrestrial; rhizome 
robust, long-creeping; stipes shiny purple-black, vasculature with 4 
evaginations; fronds tripinnate, arching, ca. 4m long; rachis shiny 
brownish-red, pinnae opposed; lamina herbaceous, dull green 
above, glaucescent beneath. 
coll: W.Takeuchi 11685 
date: March 6, 1997 
det.: WT 
