286 XXIV. STERCULiACE^. [Abronia. 



Petals 5, dark brownish purple, base concave, limb spoon-shaped, 

 rounded. Staminal-cup of 5 fertile filaments opposite the petals, 

 2-antheriferous ; anthers bilobed, lobes divergent. Staminodes 

 longer, obtuse. Ovary sessile, pyramidal 5-lobed ; styles 5 ; cells 

 many-ovuled. Capsule membranous, large 5-angled, 5-winged, 

 truncate above septicidally 5-valved; valves villous on edges. 

 Seeds numerous. Species 2 or 3, tropical Asia. 



(i) A. augusta. Linn . fil. Supp. 341; Masters, I.e. 375; King, I.e. i. 89. 



Shrub about 6 ft. tall. Leaves herbaceous, 5- to 7-nerved, 

 3'5 to 6 in. long, 3 to 5 in. wide; petioles 175 to 2*5 in. long, upper 

 leaves smaller. Stipules linear. Flowers pendulous, 2 in. long; 

 peduncles i'5 in. long, nodding. Sepals i in. long, lanceolate, 

 light green. Petals longer, -5 in. long, '25 in. wide. Capsule i"5 

 to 2 in. wide. Hab. Thickets, often near limestone rocks in open 

 ground, Pahang, on Pahang river. Selangor, Bukit Kutu ; Batu 

 caves. Perak, Ulu Temengo (Ridley). Distrib. India, China, 

 Malay islands, Australia. 



14. BYTTNERIA, Linn. 



(2) Climbing shrubs (or herbs). Leaves various. Flowers small, 

 in axillary much-branched cymes. Sepals 5, slightly connate near 

 the base. Petals 5, clawed concave inflexed, with 2 small side lobes, 

 and a long terminal linear or lanceolate appendage. Staminal-tube 

 with 5 broad truncate or emarginate teeth, and between them 5 

 2-celled extrorse anthers. Ovary sessile, 5-celled ; cells bi-ovulate ; 

 style 5-fid. Capsule globose, spiny, septicidally 5-valved ; cells 

 i-seeded. About 50 species, mostly tropical American, a few 

 Asiatic and African. 



Leaves not cordate. 

 Plant glabrous. 



Leaves coriaceous, elliptic, 7 to 8 in. long, 3 in. wide, 



3-nerved (i) B. Maingayi 



Leaves thinly coriaceous, elliptic, 4 to 5 in. long, 



2 in. wide, not 3-nerved . . . . (2) B. brevipes 



Leaves thin, lanceolate-acuminate, not 3-nerved . (3) B. Curtisii 



Stems and leaves pubescent or velvety. 



Leaves ovate-elliptic, with stellate hairs both sides (4) B. Jackiana 

 Leaves elliptic, base broad, glabrous above except 

 midrib, hairy (not stellate on nerves beneath) . (5) B. elliptica 



Leaves ovate cordate thin . . . . . . (6) B. elegans 



Exeluded. B. uncinata Masters, in Hook. fil. F.B.I, i. 377; 

 King, I.e. 91, which is a species of Mallotus {EuphorbiaeecB). 



(i) B. Maingayi Masters, I.e. 2>77 ', King, I.e. 91. 



Stout, woody climber, glabrous. Leaves sub-coriaceous elliptic 

 to oblong, shortly blunt-acuminate, base rounded; 3 bold and 2 

 smaller nerves ; lateral nerves 2 or 3 pairs, 7 to 8 in. long, 3 to 3*5 

 in. wide; petioles i'2 in. long. Umbels in panicles of 6 to 8, 

 peduncles i in. long; pedicels '25 in. long. Sepals '25 in. long, 



