678 



LABIATE. VIII. PLECTRANTHUS. 



ceous, erect, thick, pilosely hispid ; leaves on short petioles, 

 ovate, obtuse, crenated, rounded at the base, or subcordate, 

 hispid on the nerves on both surfaces ; racemes simple or 

 branched at the base; whorls 6-10-Howered : upper ones ap- 

 proximate ; calyxes hispid, inflated in the fructiferous state : 

 lower teeth lanceolate; upper lip of corolla very short, i;. ? 

 S. Native of Abyssinia, Bruce. O'cymum punctatum, Lin. 

 niunt. p. 275. Galeopsis maculosa, Lam. diet. 2. p. 601. 

 Germanea maculosa, Lam. diet. 2. p. 691. Germanea punctiita, 

 Poir. diet. 2. p. 763. Stem often spotted. Hairs on the stem 

 and leaves articulated, and often glandular. Leaves 2 inches 

 long. Corollas small, pale blue ; disk of the upper lip lined 

 with purple : lower lip deeply spotted at apex. 



>S/>oerf-flowered Plectranthus. Fl. Jan. May. Clt. 1775. 

 PI. 2 feet. 



(> P. LESCHENA'ULTII (Benth. lab. p. 34.) stem erect, rather 

 fleshy, smoothish ; leaves on long petioles, oblong, acuminated, 

 bluntly-serrated, cuneately rounded at the base, and quite en- 

 tire, glabrous : floral ones deciduous ; racemes simple ; whorls 

 loose, many-flowered ; peduncles rather fleshy, irregularly 

 branched ; lower teeth of calyx ovate-acuminated : middle ones 

 the longest; tube of corolla elongated : throat dilated. Q. S. 

 Native of Java, Leschenault. Allied to P. cordifblius and I J . 

 incisus. Leaves 4-6 inches long, minutely glandular beneath. 



Leschenault's Plectranthus. PI. ? 



7 P. ROTUNDIFOLIUS (Spreng. syst. 2. p. 690.) stem procum- 

 bent, and rooting at the base ; branches erect, thick, smoothish ; 

 leaves petiolate, ovate-roundish, bluntish, crenated, rounded at 

 the base or cuneated, running somewhat down the petioles, 

 quite glabrous, thick, nerved ; floral leaves bractea-formed ; 

 racemes simple ; whorls loose, many-flowered, approximate ; 

 calyx campanulate : upper tooth broad-oblong : lateral ones 

 truncate : lower one broad-ovate, connate, shortly acuminated ; 

 corolla declinate : throat scarcely inflated. If. . S. Native of 

 the Mauritius and Coromandel. Coleus rugosus, Benth. in 

 Wall. pi. rar. asiat. 2. p. 15. Germanea rotundifolia, Poir. 

 diet. 2. p. 763. Nepeta Madagascariensis, Lam. diet. 1. p. 

 712. ? Kurka, Rheed. mal. 11. p. 49. t. 25.? The whole 

 plant, when dried, is beset with minute black glands. Floral 

 leaves minute. Calyx downy. Corollas blue. 



Round-leaved Plectranthus. Fl. July, Aug. Clt. 1823. PI. 

 1 to 2 feet. 



8 P. TERNA'TUS (Sims. bot. mag. t. 2460.) stem erect ; 

 branches clothed with hoary tomentum ; leaves on long peti- 

 oles, ovate-roundish, acute, coarsely crenated, narrowed a long 

 way at the base, rather fleshy, clothed with fine pubescence 

 above, and canescent beneath; floral leaves bractea- formed ; 

 racemes simple ; whorls rather loose, many-flowered, approxi- 

 mate ; calyx campanulate : lower teeth broad-ovate, acute, very 

 short; corolla declinate: throat hardly inflated. If. . S. Na- 

 tive of Madagascar. Root fibrous, bearing oblong tubercles, 

 for which it is cultivated, as well as the P. rotundifblius. 

 Leaves usually 3 in a whorl. Corollas purple. 



Ternate-leaved Plectranthus. Fl. Aug. Clt. 1821. PI. 1 foot. 



9 P. OVA'TUS (Benth. lab. 709.) plant clothed with fine 

 pubescence ; stem herbaceous, erect ; leaves on short petioles, 

 ovate, acuminated, crenated, rounded at the base, scabrous 

 above ; floral leaves bractea-formed ; racemes loose, panicled ; 

 whorls equal, usually 10-flowered ; fructiferous calyx droop- 

 ing, ovate, incurved, striated, reticulated, finely pubescent : 

 lower teeth lanceolate, acute. 7.?S. Native of Arabia Felix, 

 on the mountains. O'cymum gratissimum, Forsk. fl. aegypt. p. 

 110. but not of Lin. This plant differs from the other species 

 contained in this section in the form of the leaves ; but the 

 habit is that of P. cordifblius. Racemes of P. Australe. 

 Flowers of P. fruticbsus, but the corolla is not spurred. 



Ot-a<e-leaved Plectranthus. PI. 1 to 2 feet. 



10 P. FOS'TIDUS (Benth. lab. p. 35.) stem thick, villous ; 

 leaves on short petioles, broad-ovate, crenated, truncate at the 

 base, or cordate, thick, a little wrinkled, very villous : floral 

 ones deciduous ; racemes dense, branched a little ; whorls 

 many-flowered, approximate; calyxes villous : lower teeth seta- 

 ceous ; tube of corolla defracted in the middle : throat hardly 

 inflated. 3.? S. Native of New Holland, within the tropic, 

 at Endeavour river. O'cymum fee' tidum, Banks, herb. Plant 

 rufescent. Stem bluntly tetragonal. Floral leaves broad-ovate, 

 cordate, acuminated, glabrous above. 



Fetid Plectranthus. PI. ? 



11 P. CORDIFOLIUS (D. Don, prod. fl. nep. p. 116.) plant 

 clothed with fine pubescence ; stem herbaceous, erect, thickened 

 and fleshy at base ; leaves petiolate, broad-ovate, crenated, 

 broadly cordate at the base ; floral leaves bractea-formed, ovate- 

 cuneated ; racemes loose, panicled ; whorls secund, few-flow- 

 ered ; fructiferous calyxes nutant, ovate : lower teeth lanceo- 

 late, acuminated ; throat of corolla dilated. 7{.. S. Native of 

 the East Indies; Nipaul, Wall. ; Himalaya, Royle. P. mollls, 

 Spreng. syst. 2. p. 69. Benth. lab. 35. P. divaricatus, Weinm. 

 in syll. pi. soc. ratisb. 1. p. 66. flora, 1826. 1. p. 174. O'cy- 

 mum molle, Ait. hort. kew. ed. 1st. vol. 2. p. 322. P. incanus, 

 Link, enum. 2. p. 120. P. secundus, Roxb. hort. beng. p. 45. 

 P. Maypurensis, Roth. nov. spec. p. 271. Perin Tolassi, 

 Rheed. mal. 10. p. 167. t. 84. Root tuberous. Leaves 2-3 

 inches long. Corollas blue. 



Heart-leaved Plectranthus. Fl. July. Clt. 1823. P1.2to3feet. 



12 P. SUBINCI'SUS (Benth. in Wall. pi. rar. asiat. rar. 2. p. 

 16.) smoothish; stem herbaceous, erect, hardly fleshy; leaves 

 petiolate, broad-ovate, deeply toothed, cordate at the base : 

 floral ones bractea-formed, ovate ; racemes loose, panicled a 

 little ; whorls secund ; fructiferous calyx rather nutant, ovate : 

 upper tooth ovate : lower ones ovate-lanceolate, acuminated ; 

 corolla 4 times longer than the calyx : tube rather gibbous be- 

 neath the base, defracted at the middle : throat dilated a little. 

 3(. ? S. Native of the East Indies, near Courtallum, Dindigtil, 

 and Ceylon. Nearly allied to P. cordifolius. 



Rather-cut-\ea.ve& Plectranthus. PI. 



13 P. CONGE'STUS (R. Br. prod. 506.) stem clothed witli 

 hoary pubescence ; leaves petiolate, ovate, obtuse, crenated, 

 cuneated at the base, thick, wrinkled, villously tomentose : floral 

 ones minute, deciduous ; racemes dense, many-flowered, pa- 

 nicled ; whorls many-flowered, approximate ; calyx declinate, 

 incurved in the fructiferous state, striated, pubescent : upper 

 tooth ovate, obtuse, not decurrent : lower ones lanceolate, acute : 

 corolla about twice as long as the calyx. 1 . ? S. Native of 

 tropical New Holland. Racemes spike-formed, elongated. 

 Whorls 20-flowered. Flowers minute, on short pedicels. 



Crowded-dowered Plectranthus. PI. 



14 P. ZEYLA'NICUS (Benth. lab. p. 36.) stem procumbent, 

 ascending, thick, pubescent ; leaves petiolate, ovate-rounded, 

 crenated, pubescent : floral ones ovate-roundish, obtuse, bifari- 

 ously imbricated before the expansion of the flowers ; racemes 

 elongated, branched a little at the base ; whorls rather loose, 

 usually 10-flowered ; calyxes declinate: upper lip ovate, acute, 

 shortly decurrent : lower teeth lanceolate-acute ; corolla 4 times 

 longer than the calyx : tube gibbous beneath at the base, de- 

 fracted at the middle : upper lip spreading : lower one ascend- 

 ing, stretched out, concave. !{,. ? S. Native of Ceylon, Macrae. 

 Allied to P, Australis; but differs in the stature, and larger 

 leaves, and size and form of the corolla, &c. 



Ceylon Plectranthus. PI. 2 to 3 feet. ? 



15 P. AUSTRA V LIS (R. Br. prod. p. 506.) stem herbaceous, 

 erect, pubescent; leaves petiolate, broad- ovate, obtuse, deeply 

 crenated, rounded at the base, rather wrinkled, pubescent ; 



