568 XCVII, PEDALINE# (STAPF). [ Sesamothamnus. 
2. S. Lugardii, .V. #. Br. A small bushy tree, 12 ft. high. 
Flowering branches up to over 2 lin. thick, bark brown to ashy-grey ; 
spines 2-6 lin. long, spreading. ‘Leaves on very short arrested branch- 
lets in the axils of the spines, fascicled, produced with or after the 
flowers, cuneate-oblong or narrowly obovate, obtuse or retuse at the 
apex, 6-10 lin. long, 2-34 lin. broad, densely covered with a white scurt 
of exceedingly minute stellate hairs on both sides, particularly beneath. 
Flowers 1-3, terminal on the long shoots or on the short leaf-bearing 
branchlets ; pedicels 2—5 lin. long, white-scurfy. Calyx 2-3 lin. long ; 
segments deltoid-uvate, obtuse, + anterior subequal, the posticous smaller. 
Corolla densely covered with white scurf when young; tube 3-3} lin. 
long, 24 lin. wide, slightly curved, cylindric, dorsally produced at the 
base into a stout blunt spur up to 24 lin. long, tomentose within below, 
glabrous above; limb 2 in. across; lobes 8—9 lin. broad. Stamens 
inserted 5-6 lin. below the mouth; anticous filaments 24 lin. long, 
posticous 1} lin. long; anthers 24-3 lin. long. Capsule rectangular- 
elliptic to obovate in outline, subemarginate at the apex, brown, more 
or less white-scurfy. Seeds transversely elliptic-oblong, 43—5 lin. long, 
6-8 lin. broad, wings broad. 
Mozamb. Dist. Northern Kalahari desert : near Chukutse Salt Pan, 3000 ft., 
Lugard, 274! 
Lower Guinea. (German South-west Africa: Damaraland, Chapman 
Baines ! 
3. S. benguellensis, Welw. in Trans. Linn. Soc. xxvii. 50, t. 18. 
A shrub of very variable habit, when young slender, 4 ft. high, with a 
stem as thick as a finger, sparingly branched or almost simple, spinous 
all along, when old with a short bole, 4—6 ft. in circumference, divided 
into short branches, as thick as an arm, from which spring numerous 
erect or oblique shoots, 4—6 ft. long and abundantly armed with spread- 
ing spines; spines 4-6 lin. long. Leaves appearing after the flowers, 
obovate-spathulate, obtuse orsubemarginate, gradually attenuated into the 
petiole, 4—6 lin. long, glaucescent. Racemes 3-7-flowered ; pedicels stout 
2-4 (rarely to 5) lin. long, 2-bracteolate ; bracteoles ovate or lanceolate, 
scarcely 1 lin. long. Calyx-segments ovate-triangular, acute or subacute, 
the anterior 4 subequal, 2—3 lin. long, the posticous smaller, more or less 
deflexed. Corolla white to pale pink, sweet scented ; tube 24-2} in. long, 
1}-2 lin. thick at the middle; spur 1-1} in. long, horizontal ; limb 
2—2} in. in diam. ; lobes }—} in. broad, margin entire, naked. Posticous 
anthers sessile. Capsule elongate-obovate or obovate-oblong, 3-3} 10- 
long, 1-14 in. broad. Seeds 5 lin. long, 8—9 lin. broad including the wings, 
which are 3 lin. broad where widest.—Hiern in Cat. Afr. Pl. Welw. 1. 
796 ; Baum, Kunene-Samb. Exped. 371. 
Lower Guinea. Angola: Mossamedes; in dry rocky places on the Serra da 
Cazimba, between Cazimba and Quitibe, 600-1000 ft., and at Cazimba, Welwitsch, 
1509! Chella Mountains, between Nevis and Petri Grande, 1000 ft., Baum, 1006 ! 
4. S. Smithii, Baker. Stem and leaves unknown. Flowers in 
3-7-flowered racemes ; rhachis purplish, densely mealy-glandular, not 
