286 xlvii. § cj3SALpinie,e (oliver). [Bauhinia. 



albuminous ; cotyledons flat, fleshy. — Trees or shrubs, erect or scan- 

 dent, the extremities or inflorescence occasionally cirrhose. Leaves 2- 

 foliolate ; leaflets usually more or less connate (forming- an apparently 

 simple bilobate 5-11-nerved leaf). Stipules in the Tropical African 

 species caducous or inconspicuous. Flowers 2 or 3 tog-ether on leaf- 

 opposed or terminal peduncles, or collected in simple or compound 

 corymbs racemes or panicles, white or rose to purple and yellow. 



A large Tropical genus. The following species appear to be endemic, with the ex- 

 ception of B. tomentosa. 



Perfect stamens usually 2. Posterior petal with erect bifid basal 

 callus. Calyx-limb 5-lobed. [Tylosema, Schweinf.) 

 Leaves glabrous. Calyx-lobes all prominently keeled ... 1. B.fassoglensis. 

 Leaves tomentose beneath. 

 Bracts linear, ^-£ in. Calyx-lobes distinctly keeled towards 

 apex. 

 Calyx-lobes 2-3 times longer than tube. Anterior petals 



2-4 times exceeding calyx 2. B. cissoides. 



Calyx-lobes 4—6 times longer than tube. Anterior petals 



not twice as long as calvx 3. B. Welwitschii. 



Bracts ovate, 1-2 lines. Calyx-lobes not, or faintly, keeled . 4. B. Kirkii. 

 Perfect stamens 5 (or 4). Calyx-tube cylindrical, limb spatha- 

 ceous. 

 Petals linear or oblanceolate, narrowed to base, not f in. broad . 5. B. Petemiana . 

 Petals ample, a — 1 4 in- broad, cordate or abruptly clawed at base 6. B. macrantha. 

 Perfect stamens 10, or rarely 8. 



Calyx tube cylindrical, limb spathaceous 7. B, Bowkeri. 



Calyx-tube short, campanulate or infundibuliform. 



Flowers white. Calyx-limb spathaceous or lobes irregularly 



cohering. Leaves very small (not 1 in. diameter) . . . 8. B. rufescens. 

 Flowers yellow. Calyx-limb spathaceous. Leaves mem- 

 branous (14—3 in. diameter), glabrous or pubescent . . . 9. B. tomentosa. 

 Flowers white or rose. Calyx 5-fid, lobes deltoid or ovate. 

 Flowers in compound tomentose racemes. Leaves coria- 

 ceous (3-5 in. diameter) 10. B. reticulata. 



Flowers yellowish, purple-veined. Calyx 5-toothed, teeth 

 deltoid. Flowers axillary / solitary or geminate, glabrous. 

 Leaves rounded (f-lg in. diameter) . . . . . . . .11. B. garipensis. 



Imperfectly known species, p. 292. 



1. B.fassoglensis, Kotschy ; Schweinf. Mel. Kotsch. 14, t. 12, 13. 

 Extremities glabrescent, at first thinly pilose with appressed rusty 

 deciduous hairs. Leaves firmly membranous, suborbicular, 2J-4J in. 

 broad, with a deep often narrow basal sinus ; leaflets connate three- 

 fourths of their length or more, rounded above and below, each with 

 4 divaricately forking- nerves, glabrous or nearly so, paler or subglaucous 

 beneath. Flowers in pedunculate terminal or leaf-opposed, rather lax 

 many-flowered simple racemes, with the peduncle 9 in.-l ft. long-. 

 Bracts lanceolate or subulate, 2-3 lines long, deciduous. Pedicels f-2 

 in., ascending, recurved at the apex, at least in bud. Calyx rusty- 

 pubescent, deeply 5-fid, lobes oblong-lanceolate, acute, all strongly 

 carinate, twice or thrice as long as the short campanulate tube. Larger 

 petals rotundate, f-1 in. diameter, with divergent forking nervures, 

 narrowed into a short claw. Posterior petal with erect obtuse very 



