86 
LEGUMrN'OSJE. 
[Rhynchosici. 
compressed, oblong, 2-valved, continuous within. Seeds 1-2, with a 
central funiculus. — Twining herbs, with pinnately trifoliolate leaves 
gland-dotted on the under side and flowers in axillary racemes. 
Distrib. Everywhere in the tropics. Species 70-80. 
1. R. minima, DC. Prod. ii. 385. A twining herb, with slender 
nearly glabrous stems. Leaves distinctly petioled ; central leaflet 
roundish or broad ovate, f-1 in. broad and long ; stipules minute, seta- 
ceous. Flowers in lax 6-12-flowered racemes, 2-4 in. long, on short 
axillary peduncles ; bracts and bracteoles minute, setaceous, deciduous. 
Calyx -i— i in. long ; teeth linear, longer than the tube. Corolla yellow- 
ish, twice the length of the calyx. Pod under an inch long, \ in. broad, 
soon glabrous. R. nuda, medicaginea, rhombifolia, ervoidea and punc- 
tata, DC. loc. cit. 
Rodriguez, frequent on dry banks, Balfour ! Warmer regions of both 
hemispheres. 
* Pleminaia strobilifera, R. Br. ; DC. Prod. ii. 351, Wt. Ic. t. 267, 
common in Tropical Asia, is established in Mauritius on plains at Moka, 
Reduit and Pamplemousses ; and Mr. Horne sends it from the Sey- 
chelles. It is an erect shrub, 6-10 feet high, with slender densely 
pilose branches, large caducous stipules, short-petioled large simple 
firm oblong glabrescent subacute leaves, flowers in close racemes with 
a pilose zigzag rachis, each hidden in a large round membraneous per- 
sistent bract, calyx ^ in. long with lanceolate teeth, corolla purple, 
little exserted, pod oblong downy turgid in. long two-seeded. 
* Cajanus indicus, Spreng, Syst. iii. 248, now spread everywhere 
within the tropics, probably a native of the Old World, is often seen in 
Mauritius, Rodriguez and the Seychelles about abandoned plantations. 
It is a shrub, 6-12 feet high with slender sulcate silky branches, 
petioled trifoliolate leaves, oblong lanceolate subcoriaceous indis- 
tinctly gland-dotted leaflets, flowers in sparse corymbose racemes 
uniting to form a terminal panicle, silky calyx \ in. deep with lan- 
ceolate teeth, middle-sized corolla with the standard yellow (C. flavus, 
DC.) or veined with red (0. bicolor, DC. C. striatus, Bojer ), diadel- 
phous stamens and linear straight torulose pod 2-3 in. long narrowed 
to both ends with distinct oblique furrows between the 3-5 seeds. 
Ambrevete. Ambrevade. 
19. PONG AMI A, Vent. 
Calyx campanulate, nearly truncate. Corolla much exserted ; 
standard broad ; keel obtuse, its petals cohering at their tips. 
Stameus monadelphous, the upper filament free low down ; anthers 
oblong, versatile. Ovary subsessile, 2-ovulate ; style incurved, gla- 
brous; stigma capitate. Pod sublignose, flat, oblong, indehiscent, 
neither winged nor thickened at the sutures. A single species. 
