866 xcvii. LABIATE. [Colewa 



intermixed ; leaves broadly ovate, scarcely acuminate at the apex, 

 cordate-truncate and often abruptly narrowed at the base, crenate- 

 dentate, very rigidly fleshy, agreeably fragrant ; flowers violet-blue ; 

 calyx glandular-shaggy outside, apparently naked at the throat inside ; 

 corolla-tube whitish, twice bent at a right angle ; the upper lip vertical^ 

 emarginate at the apex, unidentate on each side, obscurely 4-lobed ; 

 the lower lip horizontal, broadly boat-shaped ; stamens far exserted, 

 with the filaments monadelphous to a considerable height : style 

 reaching to the height of the stamens and ascending with them f 

 stigma bifid, with equal lobes. Cultivated in gardens at Loanda, 

 wrhere however it rarely flowers ; fl. Nov. 1858. According to 

 Welwitsch, this is perhaps a mint introduced from India. No. 5558. 



This is probably the kitchen-garden plant referred to in the 

 following terms by Welwitsch in Ann. Cons. Ultramar. No. 24 

 (May 1856), p. 252. n. 20 :— 



It is very aromatic, calUed " hortela da India " (Indian Mint), and 

 cultivated by lovers of herbs ; the leaves are very fleshy and brittle, 

 and the strong aroma is pleasant in broth. 



3. C. aconitiflorus Welw. ms. in Herb., sp. n. 



An erect, rather slender, sparingly branched or simple herb^ 

 3 to 4 ft. high ; stem quadrangular, minutely glandular, more or 

 less pubescent ; leaves ovate-lanceolate, coarsely toothed, puberu- 

 lous, acuminate at the apex, narrowed towards the base, thinly 

 herbaceous, 2 to 4 in. long by ^ to 1^ in. broad; petiole | to 1^ in. 

 long ; flowers arranged in long somewhat compound racemes 

 terminating the stem and branches, deep blue, aboiit ^ in. long^ 

 resembling a small-flowered species of Aconitimi ; calyx puberulous^ 

 ^ in. long, 5-cleft, the lobes not very unequal ; corolla-tube 

 piiberulous, curved in a sigmoid manner, the throat wide ; the 

 limb minutely glandular, bilabiate ; the upper lip erect and 

 4-lobed, the upper lobes larger than the others; the lower lip 

 deflected-ascending, boat-shaped, compressed, embracing the 

 genital organs, quasi-articulate; stamens 4, monadelphous in a 

 short sheath, including the style at the base ; anthers ovate- 

 circular, the cells confluent ; style filiform, simple, not bifid ; 

 stigma very delicately papillose, slightly emarginate or bilobulate 

 at the apex. 



Htjilla. — In moist wooded places near Catumba ; fl. 29 March 1860. 

 No. 6495. 



4. C. hetonicoides Baker ms. in Herb., sp. n. 



An erect or ascending herb ; rootstock somewhat woody ; stems 

 shortly pubescent, sulcate, scarcely or not much branched, 18 to 

 20 in. high, leaves opposite ternate or quaternate, oval or ovate, 

 obtuse at the apex, more or less attenuate at the base into and 

 decurrent on the petiole, thinly herbaceous, shortly pubescent 

 above, densely so beneath, crenate-dentate except near the base, 

 1 to 2 in. long by f to 1|^ in. broad ; lateral veins about 4 on each 

 side of the midrib, ascending, slender ; petiole shortly pubescent, 

 ■| to l^ in. long ; inflorescence terminal, spiciform, 4 to 8 in. long, 

 interrupted below ; common peduncle aljoutan inch long; verticils 



