420 on. LTABiAT.E (bakeu). [Plectranthus. 



7i^. P. Coppiniy ('ornu ui Coii'.ptes'readits Acad. Paris, cxxx. 

 120?^, a Species with edible tuberous roots from the Sudan, is at present 

 a doubtful member of the genus. 



14. SOLENOSTEMON, Schumach. et Thonn. ; Benth et Hook. f. 

 Gen. Plant ii. 1175. 



Calyx slightly accrescent; tube campanulate in the flowering stage, 

 10 ribbed ; upper tooth ovate, with decurrent edges ; lateral small ; 

 lower oblong, as long as the upper. Corolla-tube cylindrical, dilated 

 and deflexed at the throat ; upper lip shorter ; low^er long, oblong, 

 deeply concave. Stamens 4, declinate ; filaments filiform, united in a 

 tube at the base ; anther-cells confluent. Disk glandular, style shortly 

 bifid. Nucules ovoid, smooth. — Erect herbs. Leaves ovate, crenate, 

 long-petioled ; whorls of flow^ers arranged in a long raceme or panicle ; 

 bracts small. Flowers small, lilac. 

 One of the species also Tropical American. 



Cymes simple, umbellate. 



Annual . . . . . . . . 1. <S. ociimoide.s. 



Perennial. 



Leaves very small . . . . . . 2. S. decnmhens. 



Leaves not very small . . . . . 3. <S. cahimuifhoides. 



Cymes not umbellate. 

 Stems short. 



Leaves membranous, pubescent . . . . 4. jS". zamheftiaciis. 



Leaves firm, glabrous . . . . . . 5. /S'. Mamiii. 



Stems 10-12 ft. long . . . . . Q. S. cymosns. 



1. S. ocymoides, Schumach. d.- Thonn. Beskr. Griiln. PI. 271. An 

 annual herb, wuth erect fragile branched slightly pubescent stems, 

 \\-\ ft. long. Leaves nettle-like, long-petioled, ovate, crenate, mem- 

 branous, slightly pubescent, the lower o-4 in. long and broad. Whorls 

 laxly disposed, simple, many-flowered, forming a raceme sometimes 1 ft. 

 long ; pedicels pubescent, | in. long ; bracts as long as the pedicels. 

 Calyx finally J in. long ; tube short, campanulate ; upper lip reflexed, 

 orbicular, longer than the tube ; side teeth very small ; lower lip oblong, 

 concave. Corolla-tube rather longer than the calyx; lower lip \ in. 

 long. — Hiern in Cat. Afr. PI. Welw. i. 8(*t:>. S. africanus, Briquet in 

 Engl. Jahrb. xix. 181, in obs. S. ocimoides, Briquet in Bull. Soc. Bot. 

 Belg. xxxvii. G8 ; Henriques in Bolet. Soc. Brot. x. 149, 



Upper Guinea. Senegal, without collector's name ! Sierra l^eone : Heddles 

 Farm, open places in the bush, Scotl-EUiot , 3908 1 WelivilscJi, G.jTO, 5580 I French 

 Oninea, near Salimania, Scolf -Elliot, 533G ! Ashanti, Cmnmins, 9! Lagos: Yoruba 

 district, 3Iolo)n'// ! Niger Territory: Nupe, Barter, 1281! TiOwer Niger; Stirling 

 \V\\\. Ansfll ! C:\merooiis: \{\o {}ie\ \\e\, Johnslov I liatango, JJo/f^*, 117 I Fernando 

 I v. Barter! Mann, 404! 



ZiO\i^er Guinea, island of St. Thoma.*, Moller. Angola : 15 miles from. 

 Ambriz, Morieiro ! 



