Sole?iostemo7i.] cii. labiat.k (haki:r). liM 



Soutb Central. ("ongo Free State : Monbuttu ; by tlie Knssumbo Kivtr, 

 ISchiveinJ'urih, 3633 ! 



Var. monosfachyus. Baker. Differs from tbe type by its more broaiUy ovateaud 

 more distinctly croiiate leaves, more contiguous wborls of Howers, larger fruit-calyx, 

 and smaller corolla. S. monoslackijus, Hriquet in Mull. Soc. Hot. lielg. xxxvii. 09 and 

 in Engl. & Prantl, PHauzenfam. iv. 3a, 359. Ocimiim monostachijum, I*. Hcauv. 

 Fl. Ovvar, ii. 60, t. 95, Hg. 1. Fleet ranthus Falisoti, Jientli. in DC. Prod, 

 xii. 69. 



Upper Guinea. lienin, Beauvois. Niger Delta: (irand Hassa, Fo//f7, 49! 

 Nun liiver, Vogcl, S I 



Xiower Guinea. Congo, Dewevre. 



Soutb Central. Congo Free State : Lusambo, on the River Sankuru, Laurt-nl . 



Also in Hahia. 



'1. S. decumbens. Baker. A perennial herb, with simple pube- 

 scent flowering stems, ascending from a decumbent base. Leaves very 

 small, ovate, crenate, distinctly petioled. Whorls simple, (l-S-flowered ; 

 pedicels arcuate, longer than the calyx ; raceme simple, lax, 'l-\ in. 

 long; bracts minute. Calyx finally ^ in. long ; tube short, campann- 

 late; upper and lower lips oblong, sube({ual ; side teeth very small. 

 Corolla blue ; tube little longer than the calyx ; upper lip very short ; 

 lower lip longer than the tube. Stamens as long as the lower lip. — 

 Plectranthus deciimhens, Hook. f. in Journ. Linn. Soc. vii. 210; Engl. 

 Hochgebirgsfl. Trop. Afr. :>r)l). 



Upper Guinea. Cameroons : Cameroon Mountain, 7000-8000 ft., M'titn, 

 2002 : Johnston, 79 ! 



:>. S. calaminthoides. Baker. A perennial herb, with slendei- 

 ascending glabrous stems. Leaves petioled, ovate, crenate, nearly 

 glabrous, 1-1^ in. long, cuneate and entire at the base. Eaceme lax, 

 simple, terminal, 4-5 in. long ; whorls remote, O-S-flowered ; pedicels 

 pubescent, as long as the calyx. Fruit-calyx J in. long; tube short, 

 campanulate : upper tooth ovate, reflexed, longer than the tube ; si<le 

 teeth minute ; lower lip oblong, concave, as long as the tube. Corolla 

 not seen. 



Upper Guinea. Gaboon Kiver, Mann ! 



\. S, zaxnbesiacus. Baker. A perennial herb, with the habit of 

 Stadtys sylvatica. Stems stout, S(|uare, pubescent. Leaves long- 

 petioled, cordate-ovate, crenate, membranous, pubescent or subglabrous, 

 the lower reaching a length of 4-5 in. Panicle moderately dense, 

 narrow, terminal, (5-9 in. long; branches of short corymbose <-ymes ; 

 pedicels long, pubescent. Calyx finally J in. long ; tube campinulate ; 

 upper tooth ovate ; lateral minute ; lower fused into an oblong \\\\ 

 Corolla Jin. long. 



Mozamb. 3>i8t, British Central Africa : Nyasaland ; Hlantyre, L"^/ •' between 

 Shibisa and Tshinmuzo, 2000-4000 ft., Kirk ! 



