50 XLVI. § PAPILIONACEE (BAKER), [ Trigonella. 
from the apex. Leaves oblanceolate, deeply serrated, 1-3 lines 
long. Flowers 2-4 in sessile axillary clusters. Calyx § in. deep, the 
linear-setaceous teeth shorter than the tube. Corolla yellow, half as 
long again as the calyx. Pod elliptical, scarcely exserted, glabrous, 
transversely reticulated with raised veins, usually 2-seeded.—7. arguta, 
Vis. Pl. Egypt. 38, t. 8, fig. 1. 
As Land. Sennaar and Kordofan, Kotschy! Nile-bank at Ipsambul, Dr. Brom- 
Cla. 
: Egypt to N. India. 
4. T. marginata, Hochst. et Steud. in Schimp. Hb. Abyss. No. 64. 
Annual, copiously branched at the crown of the root, the branches 
spreading, 4-6 in. long, glabrous. Lower petioles over an inch. 
Leaflets obovate-cuneate, 3—} in. long, toothed, glabrous. Flowers in 
copious capitate racemes of 6-12 each on peduncles }—} in. long. 
Pedicels very short. Calyx 13-2 lines lone, the subulate teeth twice 
as long as the tube. Pod oblong straight scarcely exceeding the calyx, 
glabrous, 2-seeded, 
Nile Land. Abyssinia, Schimper! 
General habit very like that of 7. ornithopodioides, but the pod different. 
5. T. laciniata, Linn. ; DC. Prod. ii. 184. A diffuse glabrous annual 
with stems a foot or more long. Stipules laciniate from the apex. 
Leaflets obovate-cuneate, deeply serrated, 4-9 lines long. Flowers 
6-12 in congested axillary racemes on peduncles 3-18 lines long. 
Calyx } in. deep, teeth setaceous, equalling the tube. Corolla bright 
yellow, nearly twice the calyx. Pod linear-oblong, straight, glabrous, 
transversely reticulated with raised lines, 5—6-seeded. 
Nile Land. Banks of the Nile near Dongola, Dr. Bromfield! 
An Egyptian species. 
10. MEDICAGO, Linn.; Benth. et Hook. f. Gen. Plant. i. 487. 
Calyx-tube short, with 5 subequal teeth. Corolla caducous, petals 
free from the staminal tube; standard obovate, keel short obtuse. 
Stamens diadelphous, filaments not dilated, anthers uniform. Ovary 
sessile, usually multiovulate, style subulate, glabrous, stigma oblique. 
Pod usually many times spirally twisted, often muricated.— Herbs, often 
annual, with pinnately trifoliolate leaves. 
A considerable genus, with its head-quarters round the Mediterranean, to the Flora 
of which all our species belong. 
3iennial; pod reniform, one-seeded . . 
Annual; pod 3—4 times spirally twisted. 
Pod broader than deep, not muricated 
Pod globose, muricated. 
Spines hiding the finely-veined faces. 
Stipules subentire 3. M. minima. 
Stipules laciniated tere a 
Spines not hiding the reticulated faces . . . . . . , . 5, M. denticula’a. 
Pod barrel-shaped, muricated . . 2... 1.4... . . 6 MM tentaculate 
1. M. lupulina. 
2. M. orbicularis. 
