530 xcvi. bignoniace.e (sprague). [Spathodea. 



15-20 ft. high, trunk 4 ft. in circumference. Branchlets subterete, 

 striolate, pubescent. Leaves opposite or ternate, 5-16 in. long; rhachis 

 densely pubescent ; leaflets 9-15, subsessile, ovate-oblong, shortly and 

 acutely acuminate, 1§~4 in. long, entire, coriaceous, glabrous above except 

 on the puberulous impressed veins, densely pubescent or tomentose below 

 and glandular at the base. Flowers in short dense terminal corymbose 

 racemes; rhachis and pedicels tomentose, the lower 1-1 J in. long. 

 Calyx navicular, recurved, ]|— 2 in. long, densely tomentose with 

 spreading or subadpressed hairs. Corolla of >S'. campanulata. Anther- 

 lobes 8J-4 lin. long. Disc about ] \ lin. high, lobed. Ovary 3 lin. long, 

 densely pilose.— K. Schum. in Engl Pfl. Ost-Afr. C. 363 ; De Wild. & 

 Durand, Contrib. Fl. Congo, i. i. 45; PL Thonner. Congol. 36; Johnston, 

 The Uganda Protectorate, i. 68 with coloured tig. S. campanulata, S. 

 Moore in Journ. Linn. Soc. Bot. xxxvii. 103, not of Beauv. Spathodea, 

 sp. (near S. campanulata), T. Thorns, in Speke, Nile, Append. 642; Oliv. 

 in Trans. Linn. Soc. xxix. 124. 



Wile Land. Niamniain : by the Mansilli Brook, Schweinfurth, 3899! 

 Uganda .- Buvuma Island, Bagshawe, 625 ! Unyoro, Speke Sf Grant, 571 ! 

 Kavirondo and Osoga, Whyte ! 



South Central. Congo Free State: Monbuttu; at the northern boundary, 

 Schweinfurth, 3563 ! Upoto, Wilwerth ; Bokapo, near Xgali, 1450-1500 ft., 

 Thonner, 60. 



Mozamb. Dist. German East Africa, Hannington ! 



8. RHIGOZUM, Burch. ; Benth. et Hook. f. Gen. PI. ii. 1048. 



Calyx opening early in bud, more or less regular, campanulate or 

 tubular-campanulate, 5-toothed. Corolla funnel-shaped or campanulate- 

 f unnel-shapecl ; limb subbilabiate ; lobes 5, subequal, spreading. Stamens 

 5, all perfect ; anther-lobes connate above, free and parallel below. 

 Disc saucer-shaped, lobed or entire. Ovary contracted at the base ; 

 ovules 2 -seriate in each cell. Capsule oblong or elliptic-oblong, acumi- 

 nate, much compressed parallel to the septum ; valves smooth. — Erect, 

 much-branched, spiny shrubs ; leaves solitary or fascicled on axillary 

 or terminal cushions, simple, trifoliolate or pinnate ; flowers yellow, 

 salmon-coloured or white, solitary or fascicled on the leaf-cushions. 

 Species 5, three of the following and one other occurring in South Africa. 

 Leaves simple, undulate ; brandies ternate . . . 1. J2. trichotomum. 



Leaves simple or trifoliolate, not undulate ; branches 

 not ternate. 

 Leaves simple or both simple and trifoliolate ; blade 



oblong- oi- linear-oblanceolate . . . . 2. R. brevispinosum. 



Leaves all trifoliolate ; blade suborbicnlar or 



obcordate . . . . . . 3. R. somalense. 



Leaves pinnate . . . . . . . 4. It. zambesiacum. 



1. R. trichotomum, Burch. Trav. i. 299. An erect shrub, 3-4 ft. 



high. Branches ternate ; branchlets straight, obliquely erect. Leaves 

 simple, subsessile, alternate or ternate on the youngest shoots, on the 

 mature branches 3-5 fascicled on small cushions, sessile on the branches, 



