282 LABIATA (Cooke). [ Plectranthus. 
nearly 4 in. long, usually coloured, tubular-campanulate, glabrous 
or nearly so ; flowering calyx 2 lin. long, coloured, tubular-campanu- 
late, pubescent ; upper tooth nearly ? lin. long, } lin. broad, ovate, 
acute ; lateral teeth short, oblong, obtuse, cuspidate ; 2 lower teeth 
much longer than the lateral, lanceolate-subulate ; corolla 44 lin. 
long ; tube 24 lin. long, nearly straight, cylindric ; upper lip 14 lin. 
long and as broad as long, with rounded crenulate apex ; lower lip: 
1? lin. long, ? lin. deep, boat-shaped, acute ; stamens included. 
Katanari Recion: Transvaal ; Houtbosch, Rehmann, 6167! A more robust 
fruiting specimen (flowers said to be purple) from near Weenen, Natal, 4000 ft. 
(Wood, 4488 !) 
The description is retained for convenience, though Bolus 11011 is transferred’ 
to Orthosiphon Wilmsii and the remaining material scarcely sustains the species. ] 
27. P. purpuratus (Harv. Thes. Capens. i. 53, t. 83); stems. 
12-14 in. high, branching, succulent and brittle, thinly puberulous 
or nearly glabrous ; leaves } in. long, nearly as broad as long, in 
spreading subdistant decussate pairs, ovate or suborbicular, obtusely 
or obsoletely crenate, glabrous or nearly so, purple beneath ; petioles. 
3—4 lin. long ; inflorescence of paniculately arranged racemes ; verti- 
cils laxly 6-flowered, not pedunculate ; bracts 1} lin. long, } lin. broad,. 
ovate-lanceolate, acute ; pedicels 2 lin. long; fruiting calyx 3 lin. 
long; flowering calyx 1} lin. long, campanulate; upper tooth 
broadly ovate, acute ; other 4 teeth lanceolate, 2 lower the longest ; 
corolla white (Wood) ; tube 24 lin. long, nearly straight ; upper lip- 
1 lin. long, 4-lobed and with crenate margins, 2 terminal lobes. 
obovate, lateral lobes oblong rounded ; lower lip as long as the 
upper; nutlets ? lin. long and broad, subglobose, dark brown,. 
almost black. 
Eastern Recion : Natal ; Umzinyati Falls, Wood, 1223! and without precise: 
locahty, Cooper, 3106 ! Originally described from a plant raised at Kew from seeds 
sent from Natal by Mr. Vanse. 
28. P. Galpinii (Schlechter in Journ. Bot. 1896, 393); a tall 
branched undershrub, 2-3 ft. high (Schlechter), 9 ft. high (Nelson) ; 
branches obtusely quadrangular, puberulous ; leaves 34-7 in. long, 
2}-6 in. broad, broadly ovate, acuminate, with irregularly crenate- 
dentate margins, more or less puberulous, truncate or subcordate 
at the base ; petioles 1—1} in. long, subtomentose with rufous hairs ; 
inflorescence a branched panicle consisting of several long lax 
racemes, terminal one sometimes reaching 10 in. long; verticils. 
about 6-flowered, not pedunculate; bracts 1-14 lin. long, ovate, 
cuspidately acuminate ; pedicels 2 lin. long, filiform ; fruiting calyx 
3} lin. long, curved, glabrous; flowering calyx 2 lin. long, cam- 
panulate, pubescent ; upper tooth 3 lin. long, broadly ovate, acute ; 
4 other teeth lanceolate, 2 lower twice as long as the lateral ones ; 
corolla purple (Schlechter) ; tube 2} lin. long, not deflexed, gibbously 
enlarged above the base on the upper, straight on the lower side ; 
upper lip 2} lin. long, 2-lobed at the apex by a triangular notch ; 
