ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malesia 
P. F. Stevens et al. 465. 
Sabah, Tawau, Brassey Range, Ayan Antsaba, 15.i. 
1976, 610 m., rather steeply sloping forest. 
Forest on hillside. 
Tree ca. 27 m. tall, d.b.h. 32 cm.; outer bark 
yellowish brown, with lines of lenticels, the 
inner surface blackish; under bark reddish; inner 
bark mid meat red; latex opaque yellow, rather 
sticky; leaves dark shiny green above, the midrib 
(and margin) pale green, prominent, below paler, 
the midrib yellowish green, rounded, the venation 
fine. 
f 
Guttiferae — Calophyllum blancoi PI. & Tr. 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malesia 
P. F. Stevens et al. 463. 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malaysia* 
P. F. Stevens et al. 240. 
Sarawak, 1st Division, Matang Ridge, 17.xii.1975, 
305 m. 
Mixed dipterocarp forest. 
Slender tree ca. 12 m. tall, d.b.h. 15 cm., no 
spurs, etc.; outer bark brown, with lenticellary 
cracks, slightly hoop-marked, the inner surface 
blackish; under bark deep red; inner bark red; 
latex yellow, clear, somewhat sticky; leaves dark 
shiny green above, with very fine venation, the 
midrib pale, slightly but sharply raised, below 
paler, the venation visible, less dense, the 
midrib yellowish, rounded, prominent, contrasting 
strongly with the dirty green petiole; terminal 
bud muddy brown. 
Guttiferae - Calophyllum rigidum Miq. 
Sabah, Tawau, Brassey Range, Ayan Antsaba, 15,i. 
1976, 610 m., rather steeply sloping forest. 
Logged over area. 
Tree ca. 25 m. tall, d.b.h. 32 cm., no spurs, etc. 
outer bark rather pale grayish (exposed to sun), 
flaking, not fissured, the inner surface pale 
yellowish straw; under bark reddish; inner bark 
meat red; latex opaque yellow, not very sticky, 
but more so towards the outsdde; leaves dark 
shiny green, the midrib yellowish green, slightly 
raised; below paler, the venation not very clear, 
distant, the midrib brownish. 
Guttiferae - Calophyllum venulosum Zoll. var. 
venuiosum 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malaysia* 
P. F. Stevens et al. 413. 
Sabah, Labuk & Sugat, Bukit Tangkunan, Mile 86, 
Labuk road, 11.i.1976, 305 m. 
Forest on ultramafic rqck. 
Shrub 2.5 m. tall; leaves mid shiny green above, 
paler shiny below; calyx greenish; corolla whit¬ 
ish; filaments purple red; anthers yellow. 
Myrtaceae - Decaspermum 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malaysia 
P. F. Stevens et al. 234. 
Sarawak, 1st Division, Matang Ridge, 16.xii.1975, 
305 m. 
Mixed dipterocarp forest. 
Tree 25 m. tall, d.b.h. 42 cm., no spurs, etc.; 
outer bark yellowish brown, hoop-marked, finely 
cracked, the inner surface dark brown-reddish 
(yellowish under the cracks); under bark dark red, 
fibrous; latex white, not sticky, turning dirty 
brownish yellow and sticky with age; leaves dark 
shiny gr een above, the midrib yellowish, flat, 
below paler, the venation fine, the midrib yellow¬ 
ish, rounded, prominent. The whole leaf rather 
rigid. 
Guttiferae - Calophyllum biflorum Hend. & Wyatt— 
Smith (variant, equals S et al. 177 ). 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malaysia 
P. F. Stevens et al. 237. 
Sarawak, 1st Division, Matang Ridge, 16.xii.1975, 
305 m. 
Mixed dipterocarp forest. 
ARNOLD ARBORETUM, HARVARD UNIVERSITY 
Plants of Malesia 
P. F. Stevens et al. 469. 
Sabah, Tawau, Brassey Range, Ayan Antsaba, 15.i. 
1976, 610 m., rather steeply sloping forest. 
Forest on hillside. 
Tree ca. 22 m. tall, d.b.h. 33 cm., no spurs, etc. 
outer bark rather finely cracked; brownish and 
yellowish mottled; inner bark reddish, laminated, 
fibrous*; latex white, not very sticky; lamina and 
mid green above, the midrib yellowish, slightly 
raised, yellowish, below slightly paler, the vena¬ 
tion verv fine the midrib yellowish, rounded* 
fruit (and pedicel) whitish (truncate at apex when 
Treelet 3 m. tall; leaflets rather dark.shiny green dry) t Seedlings with specimens: two pairs of 
above, slightly paler and shiny below; inflorescencej_ eaves ^ growt h initially rather slow for 2 or 3 
whitish. lodes, then faster. Spirit material. 
Leguminosae - Pithecellobium 
Guttiferae - Calophyllum biflorum Hend. & Wyatt- 
Smith 
