PLANTS OF SUMATRA 
Icacinaceae 
Gonocaryum gracile Miq. 
PLANTS OF SUMATRA 
Ebenaceae 
Diospvros sumatrana King. 
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 slope. 
Small tree c. 4 m tall; 5 cm dia. ; bark 
green, c. smooth; inner bark brown; fruit 
green. 
J. S. Burley, Tukirin et al 
1388 12 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Rosaceae 
Prunus gricea (Muell . ) Kalkm. 
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 slope. 
Shrub c. 3.5m tall; 2 cm dia. ; young leaf 
pale green; flower white, stamen brownish 
white; young fruit greenish-grey, reddish- 
black when ripe . 
J. S. Burley, Tukirin et al 
1389 12 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Rubiaceae 
Urophvllum hirsutum Hk . f . 
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 slope. 
Shrub c. 3m tall; 2 cm dia.; fruit orange. 
J. S. Burley, Tukirin et al 
1390 12 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
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 slope. 
Small tree c. 5 m tall; 6 cm dia.; bark 
black, fibrous; fruit green. 
J. S. Burley, Tukirin et al 
1391 12 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Rubiaceae 
Tricalvsia singular! s Korth. 
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 slope. 
Tree c. 15 m tall; 13 cm dia.; fruit green. 
J. S. Burley, Tukirin et al 
1392 12 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Euphorbiaceae 
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 slope. 
Shrub c. 2m tall; 2 cm dia. ; flower orange- 
yellow. 
J. S. Burley, Tukirin et al 
1393 12 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
