XLVTI. § PAPILI0NACE2E (BAKER). 5 



Leaves digitately trifoliolate 84. Camoensia. 



Leaves imparipinnate. 

 Corolla papilionaceous. 



Pod flattish, membranous 85. Calpurnia. 



Pod turgid moniliform . . 86. Sophora. 



Pod coriaceous, not moniJiform 87. Ormobia. 



Petals uniform 88. Cadia. 



Tribe 10. Swartziese. — Stamens indefinite. Petals 6, 1, or 0. Trees or shr.ubs. 

 Leaves simple or imparipinnate. Leaflets entire. 



Stamens inserted at the base of the calyx. 



Petals 6 89. Baphiopsib. 



Petal solitary 90. Swaktzia. 



Stamens inserted half-way up the calyx. 



Petals none .91. Cordyla. 



1. LOTONONIS, DC. ; Benth. et Hook. f. Gen. PI. i. 476. 



Calyx turbinate, the four upper teeth often more or less connate. 

 Standard oblong ; keel bluntly upcurved : wings much shorter and 

 smaller. Stamens all connate in a tube slit along the top ,• anthers 

 alternately shorter and versatile, longer ' and basinxed. Pod linear- 

 oblong or linear, compressed or turgid, many-seeded, continuous within. 

 — Herbs or undershrubs with digitately triioliolate leaves. 



A large genus almost confined to the Cape. 

 Flowers subsessile in the axils of the leaves. 



Standard exceeding the keel 1. L. tenuis. 



Keel exceeding the standard. 



Keel equalling the calyx 2. L. Leobordea. 



Keel distinctly exserted 3. L. clandestina. 



Flowers in many-flowered congested racemes. 



Stipules foliaceous 4. L. Bainesii. 



Stipules linear > 5. L. angolensis. 



1. L. tenuis, Baker. A copiously branched diffuse annual half a 

 foot high with slender thinly grey-silky branches. Stipules setaceous, 

 very minute. Leaflets linear, the central one 6-10 lines long, |-J 

 line broad, acute, the lateral ones very much shorter, inconspicu- 

 ously grey-silky. Flowers 1-2 on very short pedicels in the axils 

 of the leaves. Calyx ± in. long, thinly grey-silky, the five teeth dis- 

 tinct, the lower three linear, as long as the tube, the two upper ones 

 lanceolate, shorter. Corolla yellowish, the standard slightly exceeding 

 the keel, which slightly exceeds the calyx. Pod linear, 5-6 lines 

 long, 1 line broad, upcurved, turgid, slightly torulose, 21-24-seeded, 

 inconspicuously grey-silky. 



Lower Guinea. Angola ; Mossamedes in sandy ground by the river Beco, Dr. 

 Welwitsch ! 

 Very different in babit from any other species. 



2. L. Leobordea, Benth. in Land. Journ. Bot. 2, 607. Stems 

 under six inches long, procumbent, copiously and diffusely branched, 

 herbaceous, clothed like the rest of the plant with yellowish silky 

 pubescence. Stipules lanceolate, \ in. Petiole \-\ in. Leaflets 8, 



