PLANTS OF SUMATRA 
PLANTS OF SUMATRA 
Annonaceae 
Polvalthia 
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 
ra. In gully near river banks, shaded places, 
scattered. 
Tree c. 10 m tall; 13 cm dia. ; bark brownish, 
tuberculate; petiole pinkish; cauliflorous ; 
fruit green. 
d. S. Burley, Tukirin et al 
1253b 10 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Flacourtiaceae 
Hydnocar pus polypetala (V. SI.) Sleum. 
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. In gully near river banks, shaded places, 
scattered. 
Tree c. 17.5 m tall; 13 cm dia.; sparsely 
branched, bark cracked, brownish black, brown 
inside; wood hard, yellow; fruit green with 
brown indumentum. 
Melastomataceae 
Medinilla sp. 1 
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, hill slope, occasional. 
Epiphyte c. 5m above ground; calyx tube 
pinkish; petal white; outer side purple; 
fruit orange, edible. Local name: Asam 
bungkul . 
J. S. Burley, Tukirin et al 
^256 10 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Meliaceae 
Aglaia elliptica cf . B1 . 
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, hill slope, occasional. 
Tree c. 22.5 m tall; 20 cm dia. ; buttress c. 
1 m tall; bark brown, tuberculate; inner bark 
pale brown, thick; milky sap; young twig and 
leaf covered with brown indumentum; young 
fruit glaucous green. 
J. S. Burley, Tukirin et al 
^257 10 November, 1988 
J. S. Burley, Tukirin et al 
1254 10 November, 
1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Euphorbiaceae 
Aporosa 
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, hill slope, occasional. 
Small tree c. 8 m tall; 6 cm dia.; bark 
brown; wood yellow; fruit yellowish green. 
J. S. Burley, Tukirin et al 
1255 10 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Theaceae 
Pvrenaria 
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, hill slope, occasional. 
Shrub c. 5 m tall; 2.5 cm dia.; sparsely 
branched; flower bud green; fruit green. 
J. S. Burley, Tukirin et al 
1258 10 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
