PLANTS OF SUMATRA 
PLANTS OF SUMATRA 
Mimosaceae 
Archidendron bulbalinum (Jack.) Nielsen 
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. River sides, rare. 
Tree c. 8 m tall; 12 cm dia. ; first branched 
at c. 6m tall; outer bark brown, inner bark 
reddish brown, 2 mm thick; wood yellowish; 
young leaf pink; flower bud glaucous green. 
J. S. Burley, Tukirin et al 
13 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Barclayaceae 
Barclaya motleyi 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. Shallow ditch, clear water, shaded place 
local. 
Stemless growth on the mud with leaf floating 
on the water; leaf brownish; flower bud 
brownish. 
J. S. Burley, Tukirin et al 
13 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
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. Stream bed, shaded place. 
Tree c. 6m tall; 6 cm dia.; first branched 
at c . 4m tall; flower cream; fruit green. 
J. S. Burley, Tukirin et al 
13 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
Melastomataceae 
Parasoneril a begoniaefol ia Ohwi 
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. Stream bed, shaded place. 
Herb c. 0.10 m tall; leaf red, especially 
underneath; fruit pink. 
J. S. Burley, Tukirin et al 
13 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Melastomataceae 
Marumia muscosa 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. Along logging road, open places, common. 
Woody liana c. 8 m tall; 2 cm dia.; calyx 
purple; petal pale purple inside, purple 
outside; anther yellow; flower bud purple. 
J. S. Burley, Tukirin et al 
14 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Euphorbiaceae 
Endospermum diadenum (Miq.) 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. Along logging road, open places, common. 
Tree c. 10 m tall; 7 cm dia.; first branched 
at c . 5m tall; outer bark brown, rugose, 
inner bark orange, 3 mm thick; milky juice; 
fruit green, abundant. 
J. S. Burley, Tukirin et al 
1^50 14 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
