PLANTS OF INDONESIA 
Euphorbiaceae Cat. # 1927 
Trigonostemon sumatranus 
Det. By: A.C. Church 1/94 
Locality: 
Borneo; W. Kalimantan, Sintang. 
Bukit Baka National Park. Along bank of Sungai 
Ella, 100 m NE of camp. 
0°38’S 112°17’E Alt: 315 m 
Habitat: 
Mixed dipterocarp forest, associates include Shorea, 
Myrtaceae, Meliaceae. Red clay soil. 
Field Cbar: 
Tree 8 m tall, 25 cm dbh. Outer bark brown. Inner 
bark pale pink. Wood lightly seet smellin. Sap clear. 
Leaves chartaceous, light green. Stipules 3 mm long, 
brown. 
Notes: 
Local name: Serontong; Photo 
Church, A.C. 27 13 October 1993 
With Mahyar, U.M., Ruskandi, A. and Nurdin 
HERBARIUM BOGORIENSE 
HARVARD UNIVERSITY HERBARIA 
PLANTS OF INDONESIA 
Melastomataceae Cat. ff 1928 
Anerincleistus dajakorum 
Det. By: J. Regalado 2/94 
Locality: 
Borneo; W. Kalimantan, Sintang. 
Bukit Baka National Park. Along bank of Sungai 
Ella, 100 m NE of camp. 
0°38’S 112°17'E Alt: 315 m 
Habitat: 
Mixed dipterocarp forest, associates include Shorea, 
Myrtaceae, Meliaceae. Red clay soil. 
Field Char: 
Small herb 20 cm tall. Leaves pilose. Peduncle 6 cm 
long. Petals whitish-pink. Stamens pale pink, anthers 
purple. 
Notes: 
Photo 
Church, A.C. 28 13 October 1993 
With Mahyar, U.M., Ruskandi, A. and Nurdin 
HERBARIUM BOGORIENSE 
HARVARD UNIVERSITY HERBARIA 
