496 XLii. SAPINDACE.E. [Otophora. 



(4) O. erythrocalyx Hiern, in Hook. fiJ. F.B.I. 680; King, 

 I.e. 430. 



Small glabrous tree. Leaves 30 to 45 in. long ; leaflets 14 to 

 19, coriaceous elliptic-oblong, shortly cuspidate, base cuneate, 

 reticulate; nerves 10 to 13 pairs prominent beneath, 5 to 8 in. 

 long, 1*5 to 3 in. wide; petiolules '4 in. long. Stipules ovate, 

 3'5 in. long. Panicles 18 to 30 in. long, lax much-branched ; pedicels 

 slender. Flowers '15 to '2 in. long. Sepals red, 5. Petals 5, 

 pale rose. Stamens 8, hairy. Fruit ovoid trigonous 1*5 in. 

 through. Hab. Forests, local, Malacca (Maingay) ; Selandor 

 (Derry) ; Ayer Panas (Goodenough). 



9. TRISTIRA, Radlk. 



Trees. Leaves pinnate. Flowers panicled, terminal numerous, 

 usually unisexual. Sepals 4, ovate. Petals o. Stamens short 

 not exsert, 5 to 7. Disc irregularly lobed not unilateral. Ovary 

 conic triquetrous narrowed to top with three sessile stigmas. Fruit 

 triquetrous. Species 3 or 4, Malay islands. 



(i) T. penangensis Ridl. Joiirn. Roy. As. Soc. S. Br. 82, p. 181. 



Large tree. Leaves paripinnate 7 in. long ; leaflets 2 or 3 pairs 

 chartaceous oblong blunt, glabrous, base shortly cuneate or round, 

 3 to 5 in. long, 2 to 2*5 in. wide; petiolules "25 in. long; petioles 

 3 in. long. Panicle terminal lax, 8 in. long; branches remote, 

 lowest 2 in. long. Flowers numerous in small fascicles on branches 

 pubescent ; pedicels 'i in. long densely velvety-pubescent. Sepals 4, 

 ovate woolly pubescent outside. Petals o. Stamens short not 

 exsert in female, with short filaments, in male flowers filaments 

 long slender; anther-cells separate. Disc irregularly lobed not 

 unilateral. Ovary triquetrous densely hairy. Stigmas 3, sessile 

 on the narrowed tip of the ovary. Hab. Penang Hill at 1200 ft. 

 altitude (Curtis). Negri Sembilan, Port Dickson (Foxworthy). 



This plant is doubtful, as I have not seen the fruit, and it differs in 

 general appearance from the rest of the genus. It has the habit of Erioglos- 

 sum, but in many respects resembles Lepisanthes. 



10. XEROSPERMUM, Bl. 



Trees with the habit of Nepheliiim. Leaves alternate pinnate; 

 leaflets entire. Racemes axillary and terminal. Flowers regular 

 small white. Sepals 4 or 5 imbricate in 2 rows. Petals 4 or 5 

 spathulate about as long, no scales. Stamens 8 or 7, within the 

 annular glabrous disc. Ovary bilobed muricate 2-celled; ovules 

 solitary; style short, thick. Stigma hairy. Fruit i- or 2-lobed 

 muricate with pyramidal tubercles or simply rough. Seed i with 

 a thin acid pulp. Species 6, Malayan. 



Petals 5 ; leaflets one pair. 



Sepals 4 (i) X. Isevigatum 



Sepals 5 (2) X. unijugum 



