130 
Trees or erect shrubs. 
Stamona 5, united ; fruit of 3 samaroid 
carpels ... ... ... 4. Trigoniastrum. 
Stamens 8, distinct; fruit l-celled, not 
winged ... ... ... 5. Xantkophyllum. 
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 statniual sheath, the inferior keel-shaped and generally 
crested. Stamens 8, filaments united for their lower half into a split 
sheath ; anthers opening by pores. Ovary 2-celled, ovules 1 in each 
cell, pendulous. Capsule 2-cellod, loculieidal, 2-seeded. Seeds almost 
always strophiolate and albuminous. Distrib. conterminous with the 
order, except Tasmania. About 250 species. 
Sect. I. ChaMjEBUXUS, (Tourn. genus). Shrubs with large hand- 
some flowers. Calyx deciduous, the lower sepal large, coucave-cucullate. 
Keel crested. Seeds with a large strophiole, cxalburninous. 
1. Polygala venbnosa, Juss. in Poir. Diet, V. 493. A glabrous shrub 
4 to 10 feet high. Leaves membranous, lanceolate or oblanceolate 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. Floicers more than *5 in. long. 
Capsule reniforra, striate, more or less '4- winged, 4 in. in diam. DC. Prod. 
I, 331. Bl. Bijdr. 59. Miq. Ft. Iud. Bat. I, pt. 2, p. 126. Chama>buxus 
venenosa, Hassk. PI. Jav. Rar., 294. PI. Jnngh., I, 12G. 
Var. robusta. Miq. 1. c. ; Hassk. PI. Jnngh. 1. c. Leaves large, ellip- 
tic-oblong to obloug. 
In all the Provinces at low elevations. Distrib. Malayan Archi- 
polago. 
A common shrub with handsome flowers ; the inner sepals white 
with pink veius ; the petals white, spotted with pink and the keel pink. 
Sect. II. Herbs. Flowers small. Calyx deciduous after flowering. 
Keel not crested, Seeds albuminous. 
2. Polygala tripeylla, 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. Rttcemes axillary, 2 to 4 in. 
long, (or more) slender. Flowers i in. long. Lateral sepals petaloid, 
70 
