254 BEGONIAS OF BORNEO. 



Sarawak Bau (Eidley). Flowers white ; Niah Lime- 

 stone (Haviland and Hose 3224). 



B. polygonoides, n. sp. 



Stem erect branched rather slender 2 feet tall, glab- 

 rous. Leaves narrowly lanceolate acuminate 4-5 

 inches long § inch wide slightly scaly on the midrib 

 otherwise glabrous, base narrowed slightly almost 

 equilateral nerves 5 prominent beneath, petiole i-i 

 inch long. Stipules ovate amplexicaul i inch long. 

 Cyme terminal spreading with divaricate slender branch- 

 es lower two or three bearing single female flowers, 

 upper ones males. Bracts minute ovate, male flowers 

 very small i inch rose pink sepals 2 orbicular oblong. 

 Petals lanceolate acute smaller. Stamens 10 anthers 

 club-shaped narrowed at the base. 



Fruit with the wings almost orbicular i inch long, 

 dehiscing by oblong valves on the face, wings rounded 

 equal. 



Sarawak, Matang (Eidley 11770, Haviland 1906.) 



B. pubescens, n. sp. B. hirsuta, (Bracemss). 



Stem 2 to 4 inches long erect or decumbent leafy. 

 Leaves close together alternate oblanceoiate oblong base 

 cuneate or rounded apex subacute margins dentate 5 

 inches long li inch wide margins, nerves on the back 

 hairy with stiff slender pale hairs. Upper surface 

 sprinkled with hairs, petiole i inch long hairy. Stem 

 also red hairy. Inflorescence axillary short with 2 

 bracts lanceolate acute or acuminate keeled hairy i inch 

 long. Male flowers in pairs on slender pedicels several 

 together. Sepals white orbicular i inch long. Petals 

 0. Stamens 12 filaments free nearly to base longer 

 than the oblong oblanceoiate, anthers which possess 

 a ridge over the top. Female flowers not seen. 



Capsule ovate long beaked i inch long and wider 

 across the broad veined wings. Capsule punctate and 



Jour. Straits Branch 



