PLANTS OF SUMATRA 
PLANTS OF SUMATRA 
Euphorbiaceae 
Antidesma neurocarpiim Miq. 
Tigapuluh Mts . , Riau Province, 15 km SW of 
Talanglakat on Rengat-Jambi Rd. , vicinity of 
Sungai Sesirib. 0°48'S, 102°31'E. Alt.: c. 
200 m. Primary forest on bill slope. 
Sbrub c. 3 m tall, 2 cm dia.; densely 
branched; young leaf pink; flower yellow. 
J. S. Burley, Tukirin et al . 
1665 24 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Eupborbiaceae 
Antidesma cuspidatum B1 . 
Tigapulub Mts . , Riau Province , 15 km SW of 
Talanglakat on Rengat-Jambi Rd. , vicinity of 
Sungai Sesirib. 0°48'S, 102°31'E. Alt.: c. 
200 m. Primary forest on bill slope. 
Tree c. 8 m tall, 10 cm dia. ; freely branched 
at c . 4m tall; young leaf pink; fruit green 
when young. 
J. S. Burley, Tukirin et al . 
1666 24 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Araliaceae 
Arthophyllum oval i folium Miq. 
Tigapuluh Mts., Riau Province, 15 km SW of 
Talanglakat on Rengat-Jambi Rd. , vicinity of 
Sungai Sesirib. 0°48'S, 102°31'E. Alt.: c. 
200 m. Primary forest on hill slope. 
Tree c. 9 m tall, 8.5 cm dia.; single 
stemmed; first leaf at 8 m tall; rachis 83- 
157 cm long, 11 pairs leaflets, 
imparapinnate ; bark greenish brown, c. 
smooth; inner bark yellow, c. 2 mm thick; 
wood yellow; fruit green, abundant. 
J. S. Burley, Tukirin et al . 
1667 24 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
Euphorbiaceae 
Botrvophora geniculata (Miq.) Burmee . 
Tigapuluh Mts., Riau Province, 15 km SW of 
Talanglakat on Rengat-Jambi Rd. , vicinity of 
Sungai Sesirib. 0°48'S, 102°31'E. Alt.: c. 
200 m. Primary forest on hill slope. 
Tree c. 7 m tall; 10 cm dia.; bark brown, 
cracked; rbamniflorous ; peduncle purple; 
calyx purple; fruit dull yellow. 
J. S. Burley, Tukirin et al . 
1668 24 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Rubiaceae 
Psvchotria rostrata B1 . 
Tigapuluh Mts., Riau Province, 15 km SW of 
Talanglakat on Rengat-Jambi Rd. , vicinity of 
Sungai Sesirib. 0°48'S, 102°31'E. Alt.: c. 
200 m. Primary forest on hill slope. 
Undershrub c. 1.5 m tall; 1 cm dia.; densely 
branched; fruit pink. 
J. S. Burley, Tukirin et al . 
1669 24 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Annonaceae 
Goniothalamus imbricatus (Bl.) Koord. 
Tigapuluh Mts., Riau Province, 15 km SW of 
Talanglakat on Rengat-Jambi Rd. , vicinity of 
Sungai Sesirib. 0°48'S, 102°31'E. Alt.: c. 
200 ra. Primary forest on hill slope. 
Small tree c. 5 m tall, 5 cm dia.; freely 
branched at 3 m tall; bark blackish brown; 
fruit bright green. 
J. S. Burley, Tukirin et al . 
1670 24 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
