129 
PlTTOsroRUM ferruoineum, Ait, DC Prod. I, 346. A troe 40 to GO 
feet high. Young branches leaves and inflorescence softly ferrugi- 
nous-pubescent. Leaves membranous, lanceolate or ovate-lanceolate, 
acute or acuminate at base and apex, the edges minutely undulate ; when 
adult glabrous except the midrib aud larger nerves ; upper surface shin- 
ing, the lower dull with the minute reticulations distinct ; nerves 7 to 8 
pairs, not prominent, spreading ; length 2 to 3 in., breadth 1 to 1*5 in. ; 
petiole slender, rusty-tomcntose, '5 in. long. Flowers, *25 in. long, green- 
ish-white, in Bhort terminal corymbs. Sepals lanceolate, pubescent. 
Petals linear, the apices reuexed, pubescent, 3-nerved. Ovanj cylindric, 
rusty -tomeutose ; style short, glabrous, excentric ; capsule globose, when 
ripe compressed, rugose, with 6 to 8 black tiat seeds. Hook fil. EL Br. 
Ind. i., 199. Putterl. Monogr. Pittosp. 7. Benth. Fl. Austral, i. 112. 
Bot. Mag. 2075. 
At elevations of from 800 to 1500 feet; common. Distrib. Burniah., 
the Malayan Archipelago, Philippines, Queensland. 
There is some variability in leaf in different individuals of this 
species, some having leaves narrowly lanceolate, others ovate-lanceolate. 
Order XI. POLYGALE^E. 
Annual or perennial herbs, erect or scandent shrubs, or timber 
trees. Leave* alternate (rarely whorled) or occasionally reduced to 
scales or 0, simple, quite entire. Stipules 0. Flowers irregular, 2-sexual, 
3-bracteate. Sepals 5, unequal, 2 inner often petaloid (wing sepals) t 
deciduous or persistent, imbricate in bud. Petals 5 or 3, distinct, un- 
equal, the inferior usually keel-shaped. Stamens 8 (in Salomonia 4-5, 
in Trigoniastrumb) hypogynous, filaments united into a sheath, more rarely 
distinct ; authors opening by terminal pores, rarely by slits. Ovary free, 
1-3-celled ; style generally curved, stigma capitate ; ovules 1 or more 
in each cell, anatropoua. Fruit generally a 2-celled, 2-seeded, local ici- 
dal capsule ; or indeliiscent and l-seeded, or (in Trhjoniastrum) of 3 
indehiscent carpels. Seed usually strophiolate, albuminous, rarely exal- 
burainous. Distrib. The whole world except New Zealand, chiefly in 
warm regions ; genera 16 ; species 450 — 500. 
Herbs or (more rarely) erect shrubs. Capsule loculicidal, 2-celled. 
Stamens 8, united; 2 interior sepals ala>form 1. Polygala. 
Stamens 4-5, united ; sepals petaloid, near- 
ly equ al ... ... ... 2. Sa lomonia . 
Climbing shrubs. 
Stamens 8, united ; fruit l-celled, inde- 
hiscent, samaroid ... ... 3. Securidaca. 
69 
