Pterodiscus. | XCVII. PEDALINEE (STAPF). 543 
Filaments bearded at the very base only, longer 6 lin. long. Ovules 2 
in each cell superposed. 
Mozamb Dist. British South Africa: Matabeleland, Elliott! 
3. P. ngamicus, V. /. Brown, Tuber obconic-cylindric, rising 
3-34 in. above the ground, about 2 in. thick, more or less divided at 
the top, producing numerous branches from the short thick divisions. 
Branches 4—9 in. high, more or Jess glandular-mealy. Leaves densely 
glandular-mealy, particularly below, oblong, sinuously pinnati-lobate, 
obtuse or subacute, cuneate at the base, 1-2} in. long, }—1 in. broad; 
lobes up to 6 lin. long, deltoid to linear-oblong, obtuse; petiole 5-8 lin. 
long. Pedicels 1-4 lin. long. Calyx 1-24 lin. long; segments lanceo- 
late, acute. Corolla purple with the inside of the tube yellow; tube 
gradually widened from the base upwards, asymmetric, straight on the 
lower and slightly inflated at the middle on the upper side, often more 
or less curved or twisted, sparingly hairy in the throat, 1}-12 in. long, 
almost $ in. wide at the mouth; limb I-14 in. across. Filaments 
hairy at the base, glabrous above or nearly so, the longer 54 lin. long. 
Ovule 1 in each cell. Fruit orbicular, emarginate at both ends, 14-1} 
in. long, wings up to 3 in. broad. 
Mozamb. Dist. Bechuanaland : Ngamiland; Kwebe Hills, 3000 ft., 
Lugard, 136A! Wake Ngami, Chapmana ! 
A specimen collected in 1870 by Baines on his expedition to the gold-fields 
between the Limpopo and Zambesi Rivers (very probably in Matabeleland) agrees 
in the mode of growth exactly with P. xyamicus, but it has smaller leaves and 
flowers, the corolla-tube scarcely exceeding 1 in, 
4. P, aurantiacus, Welw. in Trans. Linn. Soc. xxvii. 53. Tuber 
thick, fusiform. Stem decumbent or erect, 1-14 ft. long, over 2 lin. 
thick, glandular-mealy. Leaves oblong from a cuneate base, irregularly 
repand or sinuate-dentate, obtuse, 2—24 in. long, }-1 in. broad, densely 
glandular-mealy below, almost glabrous above. Pedicels 1} lin. long. 
Calyx 1} lin. long; segments linear-lanceolate. Corolla intensely 
orange coloured ; tube cylindric from an asymmetric contracted base, 
suddenly widened into the limb, about 8 lin, long, hairy within in 
front, almost villous in the throat; limb 1} in. across, crisped and 
loosely hairy. Filaments hairy at the bese only, the longer 54 lin. 
long. Ovule 1 or 2 (2) in each cell. Fruit orbicular, 1} in. long and 
broad, cordate at the base, not emarginate at the apex, wing } in. 
broad.—Engl. Jahrb. x. 255; Hiern in Cat. Afr. Pl. Welw. i. 795; 
Aschers. in Verhandl. Bot. Ver. Brandenb. xxx. 181; Schinz, 
Deutsch Siidwest Afr. 565. P. brasiliensis, Asch. ex Schinz, 1. ¢. 264, 
not in Verhandl. Bot. Ver. Brandenb. xxx. 182. 
Lower Guinea. Angola: Mossamedes; banks of the Bero River, Welwitsch, 
1658! German South-west Africa: Hereroland, near Usakos, 3000 {t., War/oth, 
1436! and without precise locallty, Liideritz. Amboland ; Olukonda, Schinz ! 
Dammaraland Een ! 
5. P, kellerianus, Schinz in Bull. Herb. Boiss. iv. 495. Root- 
stock tuberous. Leaves lanceolate, pinnatifid in the lower part, ~ 4} in. 
