Flora of Crater Mt., Papua New Guinea 
Lae National Herbarium 
11910 Pteridaceae 
Pteris pacifica Hieron. 
border of Chimbu (Simbu) and Gulf Province; Crater Mt. Wildlife 
Management Area, junction of Wara O and the Pio River; elev. 
510-610 m in foothil forest; colls, centered on 6° 47’S, 145° 02’E. 
terrestrial fern; rhizome tufted; leaves herbaceous, dull green. 
coll: W. Takeuchi 11910 
date: March 27, 1997 
det: WT 
Flora of Crater Mt., Papua New Guinea 
Lae National Herbarium 
11911 Thelypteridaceae 
Amphineuron aff. immersum (Bl.) Holttum 
border of Chimbu (Simbu) and Gulf Province; Crater Mt. Wildlife 
Management Area, junction of Wara O and the Pio River; elev. 
510-610 m in foothil forest; colls, centered on 6° 47’S, 145° 02’E. 
ground fern in understory; rhizome erect, radial; stipes green, 
vasculature U-shaped; leaves herbaceous, pale green. 
coll: W. Takeuchi 11911 
date: March 27, 1 997 
det: WT 
