[ 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Ma 1 es ia 
P. F. Stevens et al. 768. 
Papua New Guinea, Horobe Province, Lae Botanic 
Garden, 6.iii.1976 
Seed from Abunaka Plantation. Tree c. 8 m. tall, 
d.b.h. 10 cm.; outer bark yellowish brown, with 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malesia 
P. F. Stevens et al. 704. 
Sabah, Sandakan, Leila Forest Reserve, 29.i.1976 
Forest on rather dry ridge. 
Tree 6 m. tall, branches strongly ascending, d.b.I 
12 cm.; outer bark grayish, deeply cracked, the 
very close lenticels, the inner surface dull orangyinner bark rather pale orange straw; leaves rathe: 
under bark greenish; inner bark pale brown; latex bronzy green above, the venation paler, paler gre* 
white just under the bark, otherwise yellow, clear below, the venation darker; calyx green; corolla 
and sticky; leaves dark shiny green above, the mid-whitish. 
rib brownish white, flat, paler and dull below, 
the venation fine, the midrib brownish, angled . 
Guttiferae - Calophyllum robustum P. F. Stevens 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Males ia 
P. F. Stevens et al. 721. 
Singapore, Mandai Forest (by Zoo), 10.ii.1976, 30 
m. 
Well-drained forest. 
Tree c. 10 m. tall, d.b.h. 12 cm., no spurs, etc.; 
outer bark pale brown, flaking, longitudinally 
cracked, the inner bark straw, soft; leaves very 
dark shiny green above, paler and more or less 
dull below; calyx brownish green; corolla white, 
the three lower petals with yellow tips, the two 
upper petals reflexed, yellow at the base. Very 
fragrant. 
Smyplocaceae - Symplocos 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malesia 
P. F. Stevens et al. 610. 
Sabah, Ranau, Kinabalu National Park, Bounary 
Rentis, 22.1.1976, 1554 m. 
Montane forest. 
Arching herb to 40 cm. tall: leaves dark shiny 
green above, pale green below; calyx pale green 
corolla white, the lower lip yellow inside. 
Gesneriaceae - Cyrtandra 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malesia 
P. F. Stevens et al. 612. 
Sabah, Ranau, Kinabalu National Park, Bounary 
Rentis, 22.1.1976, 1554 m. 
Montane forest. 
Polygalaceae - Xanthophyllum 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malesia 
P. F. Stevens et al. 701. 
Sabah, Sandakan, Leila Forest Reserve, 29.i.1976 
Forest on rather dry ridge. 
Tree 10 m. tall, d.b.h. 13 cm.; no buttresses, etc. 
outer bark brown, scaling, cracked, the inner sur¬ 
face grayish-dirty brown; under bark dark red; 
inner bark paler red; latex clear yellow, very 
sticky; leaves mid green above, the midrib paler, 
rounded, going to 7 mm. short of the apex, paler 
below, veins and latex canals visible, the midrib 
not very prominent. 
Erect herb to 40 cm. tall, quite common; leaves 
shiny green above, paler below; calyx green; cor 
olla pink: anthers yellow; in fruit calyx dull red; 
fruit bright red. 
Myrsinaceae - Ardisia 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malesia 
P. F. Stevens et al. 635. 
Sabah, Ranau, Kinabalu National Park, Bounary 
Rentis, 22.i.1976, 1463 m. 
Damp, steeply sloping forest. 
Abundant herb to 40 cm. tall; leaves mid dull 
green above, pale green below; bracts whitish; 
corolla pale sulphur yellow. 
Gesneriaceae 
Guttiferae - Calophyllum obliquinervium Merr. 
