Flora of Crater Mt., Papua New Guinea 
Lae National Herbarium 
11194 Malvaceae 
Hibiscus archboldianus Borss. 
Chimbu (Simbu) Province; Crater Mt. Wildlife Management Area, 
vicinity of Haia; colls, centered on coordinates 6° 43’ S, 145° 00’ 
E; swampy forest with anthropogenic disturbance, altimeter elev. 
2425’ (740 m). 
coll, sequence 11,194-11,213; 7 m subarborescent on 
streambanks of Wara Sename (pronounced Se nay me, with long 
vowel on first ‘e’); outer bark very thin, completely smooth, pale 
grayish-brown, surface scrape green; wood white, weak; twigs 
terete, green or brown, inhabited by black ants; leaves 
papyraceous, adaxial surface dark dull green, abaxially medium 
green; indumentum on most parts consisting of scales rather than 
stellate hairs; calyx green, sepals 5, epicalyx induplicate and 
concolorous with calyx; corolla red, pale ramenta on petals. 
xylarium coll, made 
NCI screening code: OFCZ-2201-C, -2202-F, -2203-G, -2204-H, - 
2205-1; corresponding to SBK, TW+BR, RT+RTWD, 
inflorescence+TW, LF+BR; 6 duplicates distributed through NCI. 
coll.: W. Takeuchi 11,194 
date: Sept. 16, 1996 
det.: WT, 7/97 
Flora of Crater Mt., Papua New Guinea 
Lae National Herbarium 
11195 Begoniaceae 
Begonia aff. ?angustae Irmscher 
Chimbu (Simbu) Province; Crater Mt. Wildlife Management Area, 
vicinity of Haia, along the Wara oo streamcourse (first river E of 
Mt. Widau); colls, centered on coordinates 6° 43’ S, 145° 00’ E; 
riverine forest at altimeter elev. 2100’ (640 m). 
coll, sequence 11,194-11,213; terrestrial subshrubs; stems 
trailing, juicy, cylindrical, nodose, translucent reddish-green; 
stipules concolorous with stem; leaves papyraceous, adaxially 
dark dull green, abaxially purple-red; flowers unisexual; female: 
tepals white with red margins; stigma bright orange-yellow. 
flowers bottled. 
coll.: W. Takeuchi 1 1,195 
date: Sept. 16, 1996 
det.: WT 
