32 Materials fo)' a Flora of the Malayan Peninsula. 



finely toothed in the upper pai-t or almost entire, raembranous, 

 green above, purplish beneath, '8-1 7 in. by S-Q in., 5-7-nerved from 

 below the middle ; petiole '2~S in. long. Gymes 4-7-flowered, much 

 contracted, terminal ; peduncles very slender, 'S-l'S in. long ; pedicels 

 very slender, '15 in. long, glabrous. Calyx very slender, linear-sub- 

 campanulate, '15 in. long, teeth broad, triangular. Petals elliptic, 

 acuminate, cuspidate, -S-SS in. long, pink. Anthers acuminate, '19 in. 

 lonf. Style filiform, *3 in. long ; stigma punctiform. Fruit obconical, 

 truncate, sides almost straight, passing into the thickened pedicel, '25 

 in. long ; valves •12-*15 in. broad. 



Penang ; Government Hill, 2500 ft., on rocks in damp shady 

 ravines ; Curtis ! 



20. SoNEPJLA. CONGESTA, Stapf and King. An erect or suberect, 

 rather delicate herb, 3-3-5 in. high, quite glabrous with the exception of 

 an extremely scanty, furfuraceous, dark-rusty indumentum in the lower 

 part ; with a slender, creeping rhizome. Stem 1-1*5 in. long (exclusive of 

 the peduncle), quadrangular. Leaves in about 3 crowded pairs, those of 

 a pair similar in shape and size, broad, ovate to elliptic, obtuse or sub- 

 obtase rounded or obscurely cordate at the base, rather symmetrical, 

 subentire, thinly membranous, green, -9-1 7 in. by •6-1-2 in., 5-7-nerved 

 from near the base, upper pair '^-'G in. from the base ; petiole slender, 

 •6--7 in. lono*. Cymes 4-9-flowered, contracted ; peduncles slender, 1*2 

 in. long ; pedicels slender, -12-' 15 in. long. Calyx slender, subcampanu- 

 late-oblong, '15 in. long ; teeth triangular, short. Petals elliptic-oblong, 

 cuspidate-acaminate, '35 in. long, pink. Anthers acuminate, •15--2 in. 

 lono-. Style filiform, •25-*3 in. long ; stigma punctiform. Fruit (semi- 

 mature) obovoid-oblong, '15 in. long. 



Kedah ; Gunong Chinchang, Curtis 2572 ! 



21. SoNERiLA Griffithii, 0. B. Clarke in Hook. f. Fl. Brit. Ind. II, 

 539. An ascending, delicate herb, quite glabrous with the exception of 

 the margins and sometimes the upper surface of the leaves ; with a 

 rather stout rhizome. Steyns very slender, 2-3 in. long (exclusive of the 

 panicle), rooting from the lower, soon leafless nodes, quadrangular. 

 Leaves in 3-4, often crowded pairs, those of a pair similar in shape and 

 size broad, ovate to rotundate-elliptic, obtuse or subobtuse, obscurely 

 cordate, rarely subobtuse at the base, rather symmetrical, toothed and 

 ciliate on the margin, membranous, green, •4--8 in. by •4--6 in., 5-nerved 

 from near the base, upper pair -1 in. from the base ; petioles slender, •3--5 

 in. long. Cymes 2-3-flowered, much contracted, peduncles slender, 1-2*2 

 in. long; pedicels very slender, '1 in. long. Calyx slender, subcampanu- 

 late-oblong, '12 iu. long; teeth triangular-ovate. Petals elliptic-oblong, 

 cuspidate-acuminate, scarcely '25 in. long, pink. Anthers acuminate, 

 •12--J5 in. long. Style filiform, not quite *25 in. long; stigma 



410 



