Flora of Papua New Guinea 
Lae National Herbarium 
/ 9215 Euphorbiaceae 
Spathiostemon javensis Blume 
Southern Highlands Province; Kutubu district, limestone ridge S of Ubogo 
village, toward the Hegigio River, mature hill forest at elev. c. 425 m, lat. 
6 deg. 33’ S x long. 143 deg. 12’ E. 
w. 9211; 5-10 m subcanopy tree; twigs light brown, slender, terete, 
glabrous; leaves alternate, spreading, herbaceous, essentially glabrous, 
exstipulate, adaxial surface dull medium green x abaxially slightly lighter 
green; lamina elliptic, typical blade 10.5 x 4.5 cm, apex acuminate to 
caudate, margin entire, base acute to obtuse, equal; venation unicostate, 
arcuately pinnate, laterals in 4-6 pairs with puberulent domatia in the 
axils, high order venation finely reticulate, main veins prominuious above, 
more raised below; petioles 1-1.5 cm, glabrous; fruits not seen; 
inflorescence racemose, among the leaves, axillary or not, epedunculate, 
rachis generally <5 cm long, yellow-green, slender, pubescent, highly 
bracteate; the bracts several per flower, scalelike, forming a calyculus; 
flowers unisexual, female not seen; male perianth monochlamydeous, 
calyciform, 3-merous, the sepals valvate in bud, ovate-orbicular, 
deflexing at anthesis, puberulous on outside; stamens ramifying from an 
androgynophore, the anthercells apparently single, opening on 2 valves, 
flowers bottled at A. 
coll. W. Takeuchi 9215 
date: Sept. 13, 1993 
Flora of Papua New Guinea 
Lae National Herbarium 
9221 Sabiaceae 
Meliosma sp. 
Southern Highlands Province; Kutubu district, limestone ridge S of Ubogo 
village, toward the Hegigio River, mature hill forest at elev. c. 425 m, lat. 6 
deg. 33’ S x long. 143 deg. 12’ E. 
w. 9211; canopy tree; outer trunkbark pale brown, longitudinally lineate; 
wood soft, whitish; twigs terete, robust, indumentum reddish-brown; 
leaves alternate, spiral, acroscopically spreading, exstipulate, estipelate, 
to c. 70 cm long; petiole base swollen, rachis terete and woody, all leaf 
axes with castaneous hairs; leaflets generally 5-7 jugate, opposed or 
subopposite, slightly decrescent, thick papery, adaxial surface dark dull 
green x abaxially dull yellow-green, both sides hairy along veins; blades 
usually ovate-elliptic, typical 16 x 8.25 cm (subapical), 8.5 x 7 cm (basal), 
the apical leaflets tending toward elliptical shapes and the proximal ones 
more rounded; venation pinnate, the laterals in 9-11 pairs, legular, 
arcuate, areolate, reticulum primarily of obliquely organized crossnerves; 
fruits not seen; inflorescence axillary or among the leaves, ascending, all 
axes reddish-brown pubescent; bracts inconspicuous and scalelike; 
flowers small, calyx aposepalous, 3 sometimes 4, each rounded, 
pubescent_apparently glandular, lobes rounded, white to pale green; 
corolla choripetalous, 3, white; stamens ?2, anthers opening on 2 
cupullate valves; filaments white and appendaged; ovary superior, green, 
glabrous, compressed, crowned by a stubby style, subtended and 
encircled by a disklike collar, 
flowers bottled at A. 
coll. W. Takeuchi 9221 
date: Sept. 13, 1993 
