ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malaysia. 
P. F. Stevens et al. 183. 
Sarawak, 1st Division, Sabal Tapang, 9.xii.l975., 
190 m. 
Kerangas vegetation. 
Tree ca. 6 m. tall, d.b.h. 11 cm., no spurs, etc. 
outer bark orange brown, cracking and with boat¬ 
shaped fissures, the inner surface dull orange; 
under bark meat red; inner bark pale meat red, 
laminated; latex clear yellow, sticky; lamina mid 
shiny green above, the midrib gradually raised, 
below paler, the midrib flat, the venation very 
fine (veins plus latex canals visible); whole 
inflorescence whitish, no basal internode. Spirit 
material. 
Guttiferae - Calophyllum nodosum Vesque 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malay 
P. F. Stevens et al. 172. 
Sarawak, 1st Division, Sabal Tapang, 9.xii,1975., 
130 m. 
Tree ca. 23 m. tall, d.b.h. 30 cm., no spurs, etc.; 
; outer bark hard, orange-brown, slightly scaly, 
slightly hoop-marked, with vertically elongated 
lenticels, the inner surface not separating cleanl} 
from the under bark; inner bark pinkish: latex 
clear, pale yellow, sticky. Young leaves pale 
green; lamina mid shiny green above, the midrib 
oaler <rreen, raised, paler green below, the veins 
clear. Fruit dirty green. New innovations all 
axillary; branches more or less spreading. Spirit 
material. 
Guttiferae - Calophyllum pulcherrimum Wall, ex 
Choisy 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malaysia. 
P. F. Stevens et al. 177. 
Sarawak, 1st Division, Sabal Tapang, 9.xii.l975., 
130 m. 
Well-drained mixed dipterocarp forest. 
Tree 26 m. tall, d.b.h. 41 cm., no spurs, etc.; 
outer bark brown, slightly flaky, with narrow 
fissures, the inner surface dark brown, with smalJ 
light dirty orange-brown spots; under bark dirty 
orange brown; inner bark red, laminated; latex 
white, opaque, sticky, turning slightly yellowish. 
Leaves dark shiny green above, the midrib yellow¬ 
ish, flat, the margin slightly recurved, below 
paler, shiny, the venation fine, the midrib yellow 
ish, prominent, rounded. 
Guttiferae - Calophyllum biflorum Hend. & Wyatt- 
Smith (variant, = Stevens et al. 234). 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malay$iVw 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malaysia. 
F. F. Stevens et al. 160. 
Sarawak, 1st Division, Sabal Tapang, 6.xii.l975., 
120 m. 
Well-drained mixed dipterocarp forest. 
Tree ca. 25 m. tall, d.b.h. 60 cm., no spurs, etc,: 
outer bark brown, strongly fissured, not hoop-mark¬ 
ed, not separating easily from the under bark; in¬ 
ner bark reddish, laminated; latex clear yellow, 
sticky. Leaves dark dull green above, the midrib 
brownish (indumentum), raised, paler below, the 
venation clear,^ the midrib brown, rounded. Flush 
pink, the midrib and adjacent areas green. Fruit 
green. Young plants erect, terminal bud functional 
Spirit material. 
Guttiferae - Calophyllum woodii Stevens 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants ox Malawi'** 
P. F. Stevens et al. 158. 
P. F. Stevens et al. 176, 
Sarawak, 1st Division, Sabal Tapang, 9.xii.l975., 
130 m. 
Well-drained mixed dipterocarp forest. 
Tree ca. 18 m. tall, d.b.h. 30 cm.; outer bark 
grayish, slightly hoop-marked, also pocked; inner 
bark orangish; leaves mid-dark green above, the 
midrib brown, paler and dull below, the veins some 
what brownish; fruit orange green brown; seeds 
three, immature, the outer layer pale yellowish 
green, rather fleshy, next layer blackish, hard, 
next layer brownish, rather fleshy, inner layer 
more or less gelatinous. 
Euphorbiaceae - Ptychopyxis 
Sarawak, 1st Division, Sabal Tapang, 6.xii.l975, 
120 m. 
Well-drained mixed dipterocarp forest. 
Tree ca. 18 m. tall, d.b.h. 33 cm., no buttresses, 
etc.; outer bark brown, rather strongly fissured, 
not hoop-marked, the inner surface blackish; under 
bark deep red-brown; inner bark mid red, laminated 
latex clear yellow, sticky, becoming almost opaque 
Branches spreading to somewhat pendulous. Leaves 
dark shiny green above, the midrib pale, slightly 
raised, below paler green, shiny, veins invisible, 
midrib flat. 
Guttiferae - Calophyllum depressinervosum Hend. & 
Wyatt-Smith 
