PLANTS OF SUMATRA 
PLANTS OF SUMATRA 
Selaginellaceae 
Selaginella f rondosa Warb. 
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. Habitat: common in moist and shaded 
places, along riversides. 
Herb c. 20 cm tall; leaf brownish green, 
bright silvery underneath. 
J. S. Burley, Tukirin et al . 
1083 4 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Melastomataceae 
Annlectrum glaucum 
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. Habitat: at logging road sides. 
Climber c. 3 m tall; 2 cm dia. ; corolla 
white; anther yellow; stigma pinkish; fruit 
green, mesocarp purple. Local name: Keduduk 
akar . 
J. S. Burley, Tukirin et al . 
1084 4 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Aristolochiaceae 
Thottea corymbosa (Griff.) Ding Hou 
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. Habitat: at logging road sides, scattered. 
Climber c. 3 m tall; c. 1 cm dia.; leaves 
glaucous green; flowers yellowish green. 
Local name : Combo hitam palo . 
J. S. Burley, Tukirin et al . 
1085 4 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
Verbenaceae 
Geunsia hexandra (Teijsm. & Binn.) Koord 
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. Habitat: open secondary forest, along 
logging roadsides, common. 
Small tree c. 6m tall; c. 10 cm dia.; calyx 
tube green; corolla tube white; petal lobes, 
stigma and anther purple. Local name: 
Situhah. 
J. S. Burley, Tukirin et al . 
1086 4 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Euphorbiaceae 
Sapitim discolor ( Champ . ex Benth . ) M . A . 
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. Habitat: open secondary forest, along 
logging road, common. 
Small tree c. 7 m tall; c. 10 cm dia.; young 
leaf pink; flower green; sap white. 
J. S. Burley, Tukirin et al . 
1087 4 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
PLANTS OF SUMATRA 
Rubiaceae 
Psychotria laxiflora 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. Habitat: primary forest, scattered. 
Climber c. 6m tall; leaf glossy underneath; 
flower-bud glaucous green; fruit green. 
J. S. Burley, Tukirin et al . 
1088 4 November, 1988 
HARVARD UNIVERSITY HERBARIA 
HERBARIUM BOGORIENSE 
