98 G. King —Materials for a Flora of the Malayan Peninsula , [No. 1, 
Sub-Tribe VI.— Erythropalese. Flowers 
dichlamydeous, <jf. Petals 5, perigy- 
nous, the stamens as many as and 
inserted opposite to them. Ovary 
half-immersed in the perigynous disk, 
1 -celled, with 1 to 3 ovules. Fruit in¬ 
ferior, crowned by the persistent calyx- 
lobes and by the disc, pericarp split¬ 
ting vertically into 3 to 5 pieces. 
Scandent tendril-bearing shrubs ... 20. Erythropalum. 
Fed it samaroid ; Stigmas 2. 
Sub-Tribe VII.— Cardiopteridese. Flow¬ 
ers dichlamydeous, : corolla gamo- 
petalous, the stamens equal to and 
alternate with its segments; ovules 
pendulous; stigmas 2, one at least of 
them persistent at the apex of the 
samaroid fruit. 
Trees; ovary 2-celled, with I 
ovule in each cell, fruit 2- 
eelled ... ... 21. Pteleocarpa. 
Herbs; ovary 1-celled, ovules 
2 (1 usually abortive), fruit 
1-celled, juice milky ... 22. Cardiopteris. 
1. Olax, Linn. 
Trees or shrubs, often scandent, sometimes armed. Leaves alter¬ 
nate, petioled, simple. Racemes axillary, simple, or branched. Bracts 
minute. Calyx minute, cup-shaped, truncate or obscurely toothed, ac¬ 
crescent. Petals 4 or 5, hypogynous, valvate, free or more or less 
coherent. Fertile stamens usually 3, generally opposite the edges of 
the petals and attached to their bases, rarely opposite their centres; an¬ 
thers adnate to the filaments, oblong, 2-celled, dehiscing longitudinally. 
Staminodes 5-6, bifid, usually opposite the petals. Ovary free, usually 
surrounded by a shallow, cup-shaped, hypogynous disk, more or less 
3-celled below, 1-celled above; style simple, terminal, stigma 3-lobed ; 
ovules 3, linear, pendulous from the apex of a central placenta. Fruit 
more or less covered by the accrescent fleshy calyx; stone crustaceous, 
1-celled, 1-seeded. Seed inverse, albuminous; embryo minute, in the 
apex of albumen; radicle superior.— Distrib, 25-30 species, natives 
of the tropics of the Old World. 
1. Olax imbricata, Roxb. FI. Ind. I, 164. A scandent unarmed 
