Pleetranthus. | LABIAT& (Cooke). 271 
inflorescence in many-flowered dense pyramidal panicles 4—10 in. 
long, more or less branched ; verticils formed of shortly pedunculate 
cymes, each cyme in the axil of a lanceolate-oblong acute foliaceous 
bract, which is } in. or more long, 2 lin. broad; fruiting calyx 
tubular, 4 lin. long, hairy; flowering calyx 1} lin. long, hairy ; 
teeth as long as the tube, equal, deltoid, acute, ciliolate ; corolla 
6{ lin. long, whitish with purple lip (Galpin); tube 34 lin. long, 
contracted and suddenly bent close to the base, swollen and cylindric 
above ; upper lip 2 lin. long, 4-lobed, 2 upper lobes orbicular, 1 lin. 
broad, lateral lobes ? lin. long, orbicular ; lower lip 2% lin. long, 
1 lin. deep, boat-shaped ; upper pair of stamens 2 lin. long ; lower 
2} lin. long ; style as long as the lower stamens; stigma minutely 
2-fid ; nutlets 1 lin. long, $ lin. broad, oblong, obtuse, brown. Benth. 
in DC. Prodr. xii. 61; Schinz in Mém. Herb. Boiss. x. 60. 
P. pyramidatus, Guerke in Bull. Herb. Boiss. vi. 552. 
KALAHARI Recion: Orange River Colony, Cooper, 1016 ! Transvaal ; Barberton, 
mountain-tops Saddleback range, Galpin, 1820! Hooge Veld, Rehmann, 6870! 
Houtbosch, Rehmann, 6179! 
Eastern Recion: Transkei; Krielis country, Bowker! Kentani, Miss Pegler, 
162! Tembuland; Bazeia, 2500 ft., Baur, 97 ! between Morley and Umtata River, 
Drége! Pondoland ; between St. Johns River and Umsikaba River, Drége, 3584 ! 
Natal ; near Ladysmith, Wilms, 2201 ! Gerrard, 183 ! Inanda, Wood, 489 ! Drakens- 
berg, Laingsnek, Rehmann, 6961 ! 
Var. 8, pachystachyus (T. Cooke) ; leaves narrower, hardly exceediug 4 in. 
broad ; flowering calyx smaller, only 1 lin. long. P. pachystachyus, Brig. in Bull. 
Herb. Boiss, 2”¢ sér. iii. 1003. 
Eastern Recron: Griqualand East ; mountains about Clydesdale, T'yson, 1145! 
2749! and in MacOwan ¢& Bolus, Herb. Norm. Austr.-Afr. 862! Natal; near 
Unkomaas, 5000 ft., Wood, 4621 ! ’ 
8. P. myrianthus (Briq. in Bull. Herb. Boiss. 2™° sér, iii. 1001) ; 
an erect herb; branches ascending, tomentosely pubescent, often 
canescent ; leaves 3} in. long, 2} in. broad, broadly ovate, obtuse or 
subacute, coarsely inciso-serrate, green, membranous, sparsely hairy 
above, more densely adpressedly pubescent beneath, base broadly 
and obliquely truncate ; petiole reaching 2 in. long ; inflorescence 
densely many-flowered, 4-6 in. long, 14-2 in. broad ; cymes }—2 in. 
long ; bracts small, ovate, deciduous ; pedicels very unequal ; flower- 
ing calyx }—} lin. long, pubescent ; teeth 5, lanceolate, subequal, 
very short; fruiting calyx 2 lin. long, tubular-urceolate, pubescent 
with short forward pointing hairs ; corolla blue, shortly pubescent ; 
tube slender, cylindric for 14-2 lin., then suddenly detlexed and 
enlarged in a throat 14 lin. long; upper lip ?-1 lin. long ; lower 
lip separated by a broad sinus 1} lin. long, }-1 lin. deep, obtusely 
boat-shaped ; nutlets scarcely } lin. long, ovoid, smooth, yellow. 
Germanea myriantha, Briq. Lc. 
Ka uauart Region: Transvaal ; Witwatersrand, Hutton, 8771! : 
4. P. fruticosus (L’Herit. Stirp. i. 85, t. 41); a shrub 3-4 ft, 
high ; stems, petioles and nerves of the leaves pubescent or villous 
with adpressed rufous hairs; leaves opposite, 3-6 in. long, 2-34 in. 
