280 
Transactions of the Royal Society of South Africa. 
ing two pairs. Limb of the carina narrowly oblong, shortly geniculate, 
rotundate. 
Small prostrate, dichotomously branched herbs or undershrubs 
(occasionally annual). Leaves trifoliolate ; stipules minute. Leobordea,-'' 
Delile in Laborde, Voy. Arab. 86. Leohardea, Pomel, Nuov. Mat. Fl. 
Atlas, 162 (1874). Gapmtis, E. Mey. I.e. 81. 
§ 7. Leptis, Bentham, I.e. 597. 
Floioers solitary, or in few-flowered subsessile clusters, subsessile or 
pedicellate, opposite the leaves or terminating short twigs (rarely sub- 
umbellately disposed). Lower calyx-segment equalling or longer than the 
remaining two pairs. Limb of the carina obliquely boat-shaped, acute or 
obtuse. 
Diffuse (rarely erect), undershrubs (occasionally annuals). Leaves 
trifoliolate (rarely quinquefoliolate or unifoliolate) ; stipules solitary or in 
pairs. Leptis, E. Meyer ex Ecklon and Zeyher, Enum. PI. 174. Lepti- 
dium, Presl. Bot. Bemerk. 49. 
§ 1. AULACINTHUS. 
I. Leaves exstipulate. Flowers 8-11 mm. long. 
*Leaflets obcordate or broadly cuneate, 3-5-5 mm. broad, 
trmicate or emarginate 
**Leaflets oblanceolate or cmieaie, 1-5-2-5 mm. broad, 
subacute. 
Racemes 5-10-flowered ; calyx sericeous 
Racemes few-flowered ; calyx with spreading hairs 
II. Leaves stipulate ; stipule foliaceous. 
Flowers small, scarcely exceeding 6 mm 
§ 2. KREBSIA. 
I. Leaves trifoliolate. Legume sessile. 
A. Vexillum ample, with an orbicular or reniform limb. 
Flowers bluish or purplish. 
a. Leaflets glabrous, linear-lanceolate, pungent or 
subacicular 
h. Leaflets sericeous or patently and. shortly strigil- 
lose, oblanceolate or broadly cuneate. 
1. Plant a light green. Leaflets with thickened 
margins. Peduncle invariably 2-flowered. . 
2. Plant a greyish green or silvery. Leaflets 
with unthickened margins. Peduncle in- 
variably 1-flowered. Vexillum often sericeous 
posticously. 
* Stipules in pairs. 
fEntire plant silvery. Vexillum very 
shortly clawed ; limb 12-15 mm. in 
diameter, densely sericeous posticously. 
(2) leucoclada. 
(1) gracilis. 
(3) rigida. 
(4) viborgioides . 
(8) carnosa. 
(6) bifiora. 
(7) Wyliei. 
* Despite the priority of this name it does not appear desirable to resuscitate it. 
