130 G. King — Materials for a Flora of the Malayan Peninsula. [No. 2, 



Trees or erect shrubs. 



Stamens 5, united ; fruit of 3 samaroid 



carpels ... ... ... 4. Trigoniastrum. 



Stamens 8, distinct ; fruit 1-celled, not 



winged ... ... ... 5. Xanthophyllum. 



1. POLYGALA, Linn. 



Herbs or more rarely shrubs. Leaves alternate. Sepals usually 

 persistent ; 2 inner larger, usually petaloid. Petals 3, united at the 

 base with the staminal sheath, the inferior keel-shaped and generally 

 crested. Stamens 8, filaments united for their lower half into a split 

 sheath ; anthers opening by pores. Ofarij 2-celled, ovules 1 in each 

 cell, pendulous. Capsule 2-celled, loculicidal, 2-seeded. Seeds almost 

 always strophiolate and albuminous. Distrib. conterminous with the 

 order, except Tasmania. About 250 species. 



Sect. I. Chamjibuxus, (Tourn. genus). Shrubs with large hand- 

 some flowers. Calyx deciduous, the lower sepal large, concave-cucullate. 

 JS^eel crested. Seeds with a large strophiole, exalbuminous. 



1. Polygala venenosa, Juss. in Poir. Diet. V. 493. A glabrous shrub 

 4 to 10 feet high. Leaves membranous, lanceolate or oblanceolafce to 

 oblong-lanceolate, acuminate, entire, narrowed to the short petiole ; 

 primary nerves 7 or 8 pairs, the secondary nerves nearly as prominent, 

 the reticulations open, rather prominent ; length 5 to 8 in., breadth 

 1"5 to 2'5 ; petiole '2 in. Racemes axillary, pendulous, 1 to 3 in. 

 long, often much elongated in fruit. Flowers more than '5 in. long. 

 Capsule reniform, striate, more or less 4-winged, 4 in. in diam. DO. Prod. 

 I, 331. Bl. Bijdr. 59. Miq. Fl. Ind. Bat. I, pt. 2, p. 126. ChamcBhuxus 

 venenosa^ Hassk. PL Jav. Rar., 294. PL Jungh., I, 126. 



Var. rohusta. Miq. 1. c. ; Hassk. PL Jungh. 1. c. Leaves large, ellip- 

 tic-oblong to oblong. 



In all the Provinces at low elevations. Distrib. Malayan Archi- 

 pelago. 



A common shrub with handsome flowers ; the inner sepals white 

 with pink veins ; the petals white, spotted with pink and the keel pink. 



Sect. II. Herbs. P'lowers small. Calyx deciduous after flowering. 

 Keel not crested, Seeds albuminous. 



2. Polygala triphylla. Ham. in Don Prodr. 200 ; var. glaucescens 

 Hf. Fl. Br. Ind. I, 199. A glabrous, weak, erect or ascending herb. 

 Leaves thinly membranous, lanceolate or ovate-lanceolate, sub-acute, 

 contracted into the petiole; main nerves about 7 pairs, thin; length 1*5 

 to 2 in., breadth -75 in., petiole '5 to -75 in. Racemes axillary, 2 to 4 in. 

 long, (or more) slender. Floivers 1 in. long. Lateral sepals petaloid, 



