274 LABIAT (Cooke). [ Plectranthus. 
1} in. long slender ; inflorescence a simple lax raceme ; verticils 
distant, 2—6-flowered, not pedunculate ; bracts small, lanceolate, de- 
ciduous ; pedicels 2-34 lin. long ; fruiting calyx 3 lin. or more long, 
glabrous ; flowering calyx 1 lin. long, campanulate, hairy ; upper tooth 
ovate, acute; 4 other teeth lanceolate, 2 lower slightly the longer ; 
corolld blue ; tube 4 in. long, } in. broad, straight, obtusely saccate 
above a very short narrow base ; upper lip } in. long and as broad 
as long, orbicular-oblong, divided at the apex by a triangular notch 
about | lin. deep into 2 rounded lobes ; lateral lobes deltoid ; lower 
lip of corolla } in. long ; upper pair of stamens 3} lin. long ; lower 
pair 4} lin. long ; style shorter than the stamens, equally 2-fid ; nut- 
lets not seen. Benth. in DC. Prodr. xii. 62; Bot. Mag. t. 7841 ; 
Wood & Evans, Natal Pl. i. t. 85. 
EasteRN Recion: Pondoland; near St. Johns River, Drége, 4771! forest 
at Ismuka, near Port St. John, 100 ft., Galpin, 2840! Transkei ; Kentani, 
Miss Pegler, 338! Tsomo River, Mrs. Barber, 6! Natal; Inanda, Wood, 323! 
Izingolweni, Wood, 3037! and without precise locality, Gerrard, 1676! 
Sanderson ! 
9. P. Rehmannii (Guerke in Bull. Herb. Boiss. vi. 553); stem 
erect, puberulous ; leaves 2-2} in. long, 1-14 in. broad, ovate or 
ovate-lanceolate, acute or acuminate, irregularly serrate, puberulous 
on both sides, reticulately nerved beneath, rounded at the base ; 
petioles $-? in. long; inflorescence a branched panicle reaching 
10 in. long ; verticils of 2 shortly pedunculate 3—5-flowered opposite 
cymes reaching in flower 2 in. long ; bracts ovate-lanceolate, acute, 
14 lin. long ; fruiting calyx 4} lin. long, tubular, externally pube- 
rulous, rigid; flowering calyx 1} lin. long; upper tooth ovate, 
acute ; other 4 teeth subulate from a deltoid base, 2 lower longer 
than the lateral ; corolla white (Wood) ; tube 14 lin. long, deflexed 
at the very base, enlarged upwards ; upper lip about 1 lin. long ; 
nutlets 3 lin. long, } lin. broad, broadly ellipsoid-oblong, rounded 
at both ends ; dull brown. P 
Katanart Recion: Transvaal; Barberton, Thorncroft, 3259 ! 
A og nn Rrcion : Natal; Karkloof, Rehmann, 7359! summit of Peak of Byrne, 
ood, 3167 ! 
10. P. Krookii (Guerke ex Zahlbr. in Ann. Naturhist. Hofmus. 
Wien, xx. 1905, 48); a herb, pubescent with articulate glanduli- 
ferous hairs; stem branched, 16 in. high, glabrescent at the base ; 
leaves #-1} in. long, 2-1} in. broad, broadly ovate, acute, mem- 
branous, the lower attenuated into a longish petiole, pubescent on 
both sides and with irregularly toothed margins ; petioles 3-1} in. 
long ; racemes lax, 4-5 in. long; verticils about 5-7 lin. apart, 
6—8-flowered ; bracts ovate-lanceolate, acute; pedicels slender, 
4—5 lin. long; fruiting calyx 4 lin. long; flowering calyx 2 lin. 
long; upper tooth broadly ovate, acute; other 4 teeth deltoid- 
lanceolate, acuminate, 2 lowest the longest; corolla saccately 
enlarged at the base. 
