PLANTS OF INDONESIA 
Annonaceae Cat. # 2561 
Cyathocalyx 
Det. By: 
Locality: 
Borneo; W. Kalimantan, Sintang. 
Bukit Baka National Park. NE ofcamp, Ella tingang 
and Ella pungur, environs near Sungai Ella. 
0°37’S 112°15'E Alt: 280 m 
Habitat: 
Mixed dipterocarp forest, associates include 
Myrtaceae, Euphorbiaceae, and Annonaceae. Red 
clay soil. 
Field Char: 
Climber 20 m long, 2.5 cm dbh. Bark light brown, 
rugose. Twigs grey, covered with orange 
indumentum. Leaves sub-coriaceous, villous red 
hairs along veins of both surfaces. Flower buds pale 
yellowish-green, pilose red hairs. Petals pale yellow. 
Church, A.C. 661 10 November 1993 
With Mahyar, U.W., Ruskandi, A. and Nurdin. 
HERBARIUM BOGORIENSE 
HARVARD UNIVERSITY HERBARIA 
PLANTS OF INDONESIA 
Annonaceae Cat. # 2562 
Polyalthia 
Det. By: 
Locality: 
Borneo; W. Kalimantan, Sintang. 
Bukit Baka National Park. NE ofcamp, Ella tingang 
and Ella pungur, environs near Sungai Ella. 
0°37’S 112°15'E Alt: 280 m 
Habitat: 
Mixed dipterocarp forest, associates include 
Myrtaceae, Euphorbiaceae, and Annonaceae. Red 
clay soil. 
Field Char: 
Small tree 1 m tall. Leaves hispid. Fruit bright red 
with pilose white hairs. 
Church, A.C. 662 10 November 1993 
With Mahyar, U.W., Ruskandi, A. and Nurdin. 
HERBARIUM BOGORIENSE 
HARVARD UNIVERSITY HERBARIA 
