246 Materials f 07- a Flora of the Malayan Peninsula. 



sliortlj-tootlied. PefaZs valvate, free. Stamens 20, iree, much exserted ; 

 anthers not gland-crested. Ovary stalked, manj-ovuled ; style filiform, 

 gtigma minute terminal. Pod flat, coriaceous, strap-sliaped, dehiscent, 

 Species 8, mostly American. 



LEUCiENA GLAUCA Bentli. in Hook. Journ. Bot. IV, 416. A low erect 

 tree or large shrub, 6-20 feet high, without spines. Leaves 2-pinnate 

 4-6 in. long, petiole about 2-3 in. ; pinnge 4-8-jugate, 2-3 in. long, stalk 

 •35 in. long ; leaflets 10-15 pairs, linear-oblong, apex acute, base slightly 

 obliquely cuneate, glaucous, membranous, caducous, finely downy, •4-'5 in. 

 long, •1--15 in. wide. Inflorescence of very dense globose heads, •5-'75 in. 

 in diam. ; peduncles often geminate 1-1*25 in. long, slender, in fruit often 

 about 2 iu. long and slightly thickened. Floivers 5-merous, usually all 

 perfect. Calyx, cylindric-campanulate, teeth short valvate. Corolla white, 

 •15 in. long, petals free, valvate. Stamens 10, exserted,'25 in. long, anthers 

 without glands. Ovary stalked, many-ovuled, softly sparsely pubescent; 

 style filiform, stigma small terminal. Pod straight, flat, coriaceous, 

 ligulate, dehiscent ; 5-6 in. long, •4-'5 in. w^ide ; stalk *25-"5 in. long. 

 Seeds 15-20, transverse, narrow-ovate, compressed, apex obtuse, base 

 cuneate, '3 in. long, "15 in. wide, under *1 in. thick, testa brown, shining. 

 Miq. Flor. Ind. Bat. I, 41 ; Bak. in Flor. Brit. Ind. IF, 290. Acacia 

 frondosa Willd. Sp. PI. IV, 1076; DC. Prodr. II, 468; W. & A. Prodr. 

 276. A. glauca Willd. Sp. PI. IV, 1075 ; DC. Prodr. II, 467. A. biceps 

 Willd. Sp, PL IV, 1075; DC. Prodr. II, 467. A. leucocephalahink. 

 Enum. II, 444; DC. Prodr. II, 467. 



Kedah ; in open jungle, Kunstler 1703! Perak; Lime-stone Hill, 

 Gapis, Scortechini 912! Selangor; on hilly ground, Kunstler 1130! 

 Pahang; Pulo Tawai, Bidley 2642! Penang; Water-fall, etc. Curtis 

 49 ! Singapore ; Maingay 583 ! Distrib. Now cosmopolitan in the 

 tropics but probably originally American. 



64. Mimosa Linn. 



Shrubs or herbs, with or without prickles. Leaves (in the Malayan 

 species) bipinnate ; leaflets small, sensitive, ligulate, caducous. Flowers 

 minute, in dense globose heads, polygamous, (in the Indian species) most- 

 ly tetramerous. Calyx campanulate, shortly toothed. Petals connate 

 towards the base. Stamens as many as, or twice the number of, the 

 petals, much exserted, filaments filiform, free ; anthers not gland-crested. 

 Ovary stalked, many-ovuled ; style filiform, stigma minute terminal. Pod 

 flat, membranous, made up of 1-seeded joints that separate, when mature, 

 from the sutures. Species 230, mostly confined to Trop. America. 



Stamens 4 ; rachis of leaf bristly, stem bristly and prickly, 



leaves digitately divided, sutures of pod prickly ... ... l. M. pudica. 



246 



