Tribulus. } ZYGOPHYLLACEA. 291 
257. ASPIDOPTERYS ROTUNDIFOLIA A. Juss. A. nutans var. 
rotundifolia F. B.1.i.421. Hirea rotundifolia F. I. ii, 448. 
Chittagong. 
A slender climber. 
Order XXVIII, ZYGOPHYLLACEA, 
Herbs or shrubs, rarely trees, branches often articulate. Leaves 
opposite or alternate by suppression, 2-foliolate or pinnate, very 
rarely simple, entire, or multifid; leaflets entire, not dotted ; 
stipules 2, persistent, occasionally spinescent. Flowers her- 
maphrodite, regular or irregular, solitary or paired, axillary, 
Versatile ; dehiscence longitudinal lateral. Carpels usually 4-5, 
rarely fewer or more, united in a sessile or occasionally stipitate 
2-12-lobed -angled or -winged and 2-12-locular ovary, the loculi 
sometimes partially transversely septate; style terminal, rarely 
subgynobasic central, angled or furrowed with angles stigmatic, 
or with sim] 4: ‘ tig with tig 5 free ; ovules 2-—many, 
rarely 1, ascending or pendulous, raphe ventral. Fruit dehiscent 
or indehiscent, of 2-10 free or united, often spiny coccl, very 
rarely (Peganwm sometimes) berry-like. Seeds usually pendulous, 
solitary, very rarely 2 or more, oblong or linear ; albumen fleshy 
or horny but scanty, sometimes 0; embryo as long as the seed, 
straight or curved. 
fertile; flowers pseudo-axillary.:.scess+ceccsesseeceneecreeereesenenseet® 
aves rate, entire or multifid; stamens 3-seriate, usually some 
without anthers; flowers leaf-opposed .....+-.---:sssesseeserereets anum. 
4125. Tribulus Linn. 
Prostrate herbs, diffusely branched; leaves opposite, usually 
Unequal, abruptly pinnate, usually silky; stipules 2. Flowers 
