PLANTS OF SUMATRA 
Strychnaceae 
Strvchnos axillaris Colber. 
Tigapulu Mts . , Riau Province , 5 km W of 
Talanglakat on Rengat-Jambi Road, Bukit 
Karampal area. 102°32'E, 0°46'S. Alt.; c. 100 
m. Primary forest on hill slope. 
Climber c. 6 m tall, 2 cm dia. ; fruit green. 
J. S. Burley, Tukirin et al . 
1502 15 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Gonystylaceae 
Gonystylus brunnescens ? Airy Shaw. 
Tigapulu Mts . , Riau Province , 5 km W of 
Talanglakat on Rengat-Jambi Road, Bukit 
Karampal area. 102°32'E, 0°46'S. Alt.: c. 100 
m. Primary forest near logging road. 
Tree c. 20 m tall, 27 cm dia.; freely 
branched at c . 12 m tall; outer bark reddish 
brown, coarse, longitudinal cracks; inner 
bark pale brown, 10 mm thick; fruit greyish 
brown, 3.4 cm dia. Local Name; Topisan. 
J. S. Burley, Tukirin et al . 
1503 16 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Sapotaceae 
Palaquium gutta (Hk.f.) Baill . 
Tigapulu Mts . , Riau Province , 5 km W of 
Talanglakat on Rengat-Jambi Road, Bukit 
Karampal area. 102°32'E, 0°46'S. Alt.: c. 100 
m. Primary forest near logging road. 
Tree c. 40 cm tall, 35 cm dia.; freely 
branched at c. 17.5 m tall; outer bark 
reddish brown with corky lenticels; inner 
sides reddish; latex white, 7.5 mm thick; 
leaf brownish underneath; young fruit brown. 
J. S. Burley, Tukirin et al . 
1504 16 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Euphorbiaceae 
Aporosa symplocoides (Hk.f.) Gage. 
Tigapulu Mts . , Riau Province , 5 km W of 
Talanglakat on Rengat-Jambi Road, Bukit 
Karampal area. 102°32'E, 0°46'S. Alt.: c. 100 
m. Primary forest near logging road. 
Small tree c. 6 m tall, 5 cm dia.; freely 
branched c. 4 cm; outer bark light brown, 
flaky; inner bark yellowish, very thin; young 
leaf pale violet; fruit orange. 
J. S. Burley, Tukirin et al . 
1505 16 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
