680 



LABIATE. VIII. PLECTRANTHUS. 



calyx decimate ; teeth all equal, or disposed into two lips ; the 

 upper lip tridentate, and the lower one bidentate. Corolla 

 declinate, or defracted, gibbous above the base, not spurred. 

 Herbs or under shrubs. Flowers panicled, rarely racemose. 



24 P. LANCEOLA'TUS (Bojer. mss. ex Benth. lab. p. 40.) stem 

 erect, pubescent ; leaves oblong-lanceolate, stiff, pubescent, 

 narrowed into the short petioles at the base ; racemes simple ; 

 whorls loose, many-flowered ; calyx campanulate, equal, in- 

 flated, and incurved in the fruit-bearing state, with a contracted 

 mouth : teeth equal, short, obtuse, connivent ; corolla 5 times 

 longer than the calyx. Q.tS. Native of Madagascar, Bojer. 

 Stem tetragonal. Leaves bluntish, irregularly serrated. Tube 

 of corolla slender. 



Lanceolate-leaved Plectranthus. PI. 



25 P. OBLONGIFOLIUS (Wall. pi. rar. asiat. 2. p. 16. Benth. 

 lab. p. 40.) stem herbaceous, ascending, branched, glabrous ; 

 leaves petiolate, oblong, toothed, narrowed at both ends, rather 

 hispid above, glabrous beneath r floral ones and bracteas very 

 minute, or almost wanting ; panicles loose, branched, many- 

 flowered ; calyx hardly bilabiate, bluntly toothed, ovate, and 

 striated in the floriferous state, but lagenaeform and inflated at 

 the base, and with a contracted mouth in the fructiferous state ; 

 corolla 3 times as long as the calyx ; stamens shorter than the 

 corolla, y.. ? S. Native of Nipaul. Leaves 2 inches long. 

 Branches of peduncle 3-4-flowered. Calyx glabrous, beset 

 with red glands. Corolla hardly gibbous. 



Oblong-leaved Plectranthus. PI. 3 to 4 feet. 



26 P. SCHROPHULARIOIDES (Wall. pi. Tar. asiat. 2. p. 16. 

 Benth. lab. p. 40.) stem herbaceous, erect, branched, nearly 

 glabrous ; leaves on long petioles, broad-ovate, crenated, round- 

 ed at the base, unequally cordate, or subcuneated : floral leaves 

 and bracteas minute ; panicles loose ; fructiferous calyx de- 

 clinate, inflated, deeply bilabiate : teeth all obtuse ; corolla 

 about 3 times as long as the calyx, inflated above the gibbosity ; 

 stamens exserted. 11 . ? S. Native of Nipaul, and Kamaon. 

 Stem much branched, with pubescent angles. Leaves a hand 

 long, rather hispid above, and glandular beneath, with pubes- 

 cent nerves. Corolla whitish red, inodorous like the rest of 

 the plant. 



Scrophularia-like Plectranthus. PI. 3 to 4 feet. 



27 P. WI'OHTII (Benth. lab. p. 41.) stem herbaceous, erect, 

 branched ; leaves petiolate, broad-ovate, or roundish, acu- 

 minated, cordate at the base, glabrous on both surfaces : lower 

 floral ones like the others : upper ones and bracteas mem- 

 branous, roundish-spathulate, shorter than the peduncles and 

 pedicels ; panicles much branched, many-flowered ; fructiferous 

 calyx declinate/ oblong, incurved, striated, glabrous, with an 

 obliquely bilabiate mouth : teeth nearly equal, ovate ; corolla 

 inflated, declinate above the gibbosity : tube one half longer 

 than the calyx ; stamens exserted. y. . ? S. Native of the 

 Peninsula of India ; on mountains about Madura and Tenivelly ; 

 and on Mount Kadrougon, Leschenault. Habit of P. slriatus. 

 Corolla like that of P. scrophularioldes, but much smaller. 

 Leaves 1-| inch long, and 2 inches broad, long-acuminated, with 

 bluntly serrated edges. 



Wight's Plectranthus. PI. 3 to 4 feet. 



28 P. NIGRE'SCENS (Benth. lab. 710.) stem herbaceous, erect, 

 branched ; leaves petiolate, broad-ovate, cordate at the base, 

 rounded or narrowed ; panicles or racemes many-flowered ; 

 fructiferous calyx declinate, ovate, incurved, striated, deeply 

 bilabiate : upper lip truncate, shortly tridentate : lower one 

 bifid, with ovate teeth ; corolla declinate, hardly gibbous above, 

 but with the tube twice as long as the calyx ; stamens exserted. 

 If.. ? S. Native of Ceylon. P. Wightii, ft, Benth. lab. p. 41. 

 Plant clothed with clammy articulated hairs. 



Blackish Plectranthus. PI. 3 to 4 feet. 



29 P. STRIA'TUS (Benth. in Wall. pi. rar. asiat. 2. p. 17. lab. 

 p. 41.) stem herbaceous, erect, branched, nearly glabrous ; 

 leaves nearly sessile, ovate, acuminated, crenated, cuneated at 

 the base, stiff, hispid above, and glabrous beneath ; panicle 

 loose, much branched, many-flowered ; calyx declinate, oblong, 

 sub-bilabiate, with obtuse, nearly equal teeth, incurved, striated, 

 glabrous, but glandular in the fructiferous state ; corolla with a 

 declinate tube, which is rather gibbous above the base, straight 

 at the middle; stamens a little exserted. If.. S. Native of 

 Silhet and Nipaul, Wall. ; Mussooree, Royle. Deyra Dhoon, 

 Jacquemont. Stem sometimes pubescent. Leaves 2 inches 

 long, and 1| broad. 



Striated-ceuyxed Plectranthus. PI. 2 to 3 feet. 



SO P. HISPIDUS ^Benth. in Wall. pi. rar. asiat. 2. p. 17. lab. 

 p. 41.) stem herbaceous, erect, branched, pubescent; leaves 

 nearly sessile, ovate, acuminated, toothed, cuneated at the base, 

 stiff, hispid above, and pubescent beneath, and densely glan- 

 dular ; panicles loose, much branched, many -flowered ; calyx 

 declinate, oblong, bluntly 5-toothed, bilabiate in the fructiferous 

 state, hardly incurved, very hispid ; tube of corolla declinate, 

 rather gibbous above the base, straight at the middle. H . ? S. 

 Native of Silhet. Very nearly allied to P. stridtus. 



Hispid Plectranthus. PI. 2 to 3 feet. 



31 P. GERARDIA'NUS (Benth. in Wall. pi. rar. asiat. 2. p. 17. 

 lab. p. 42.) stem herbaceous, erect, a little branched, nearly 

 glabrous ; leaves ovate, acuminated, crenated, rather hispid 

 above, and glabrous beneath, sparingly glandular : lower ones 

 petiolate, narrowed at the base : upper ones nearly sessile, 

 cordate at the base : floral ones shorter than the peduncles : 

 uppermost ones and bracteas minute ; racemes panicle-formed, 

 hardly branched ; cymes loose, slender, many-flowered ; calyx de- 

 clinate, oblong, bilabiate, with obtuse teeth, incurved, striated, 

 glabrous, and hardly glandular in the fructiferous state ; tube 

 of corolla declinate, sub-gibbous above the base, straight at 

 the middle, y. . ? S. Native of Nipaul and Kamaon. Sanse- 

 darra and Deyrah Dhoon, Royle. Hyssopus lophanthoides, D. 

 Don, prod. fl. nep. p. 110. Nearly allied to P. striatus, but 

 differs in the smaller stature, larger green leaves, and nearly 

 simple raceme, with a pubescent rachis. 



Gerard's Plectranthus. PI. 2 to 3 feet. 



32 P. COE'TSA (D. Don, prod. fl. nep. p. 117. Benth. lab. 

 p. 42.) stem herbaceous, erect, branched, clothed with hoary 

 pubescence ; leaves petiolate, ovate, narrowed at both ends, 

 crenated in the middle, rather hispid above, and pubescent 

 beneath ; panicles branched, many-flowered ; calyx declinate, ob- 

 long, bilabiate, with ovate, acutish, nearly equal teeth, incurved, 

 striated, and clothed with hoary pubescence in the fructiferous 

 state, but hardly glandular ; tube of corolla gibbous above the 

 base, defracted at the middle. It . ? S. Native of the East 

 Indies, in Nipaul, Kamaon, Simla, Mussooree ; on Mount Taong 

 Dong, in the Birmann Empire ; Japan, and Java, &c. Scutel- 

 laria Japonica, Burm. nid. p. 130. O'cymum Cc.etsa, Spreng. 

 cur. post. p. 223. Leaves 2 inches long. Corolla small, blue. 



Coetsa Plectranthus. Fl. Oct. Clt. 1823. PI. 2 to 3 feet. 



33 P. MENTHOIDES (Benth. in Wall. pi. rar. 2. p. 17. lab. p. 

 42.) stem herbaceous, erect, branched, clothed with hoary pu- 

 bescence ; leaves petiolate, ovate, narrowed at both ends, 

 coarsely toothed, pubescent on both surfaces ; panicle loose, 

 few-flowered ; fructiferous calyx declinate, oblong, incurved, ? 

 clothed with hoary pubescence : teeth acutish : upper one the 

 broadest ; corolla sub-gibbous above the base, with a hardly 

 defracted tube, and an inflated throat ; anthers somewhat 2- 

 celled. y. . ? S. Native of the East Indies, in the southern 

 parts of the Peninsula. Habit of P. Coetsa, but the racemes 

 are small and few-flowered, &c. 



Mint-like Plectranthus. PI. 2 to 3 feet. 



