Solenostemon. | Cll. LABIATE (BAKER). 421] 
South Central. Congo Free State: Monbuttu; by the Kussumbo River, 
Schweinfurth, 3633! 
Var. monostachyus, Baker. Differs from the type by its more broadly ovate and 
more distinctly crenate leaves, more contiguous whorls of flowers, larger fruit-calyx, 
and smaller corolla. 8. smonostachyus, Briquet in Bull. Soc. Bot. Belg. xxxvii. 69 and 
in Engl. & Prantl, Pflanzenfam. iv. 3A, 359. Ocimum inonostachyum, P. Beauv. 
Fl. Owar, ii. 60, t. 95, fig. 1. Plectranthus Palisoti, Benth. in DC. Prod. 
xii. 69. 
Upper Guinea. Benin, Beauvois. Niger Delta: (Grand Bassa, Vogel, 49! 
Nun River, Vogel, 8! 
Lower Guinea. Congo, Dewérre. 
South Central. Congo Free State : Lusambo, on the River Sankuru, Laurent. 
Also in Bahia. 
2. S. decumbens, Juke. A perennial herb, with simple pube- 
scent flowering stems, ascending from a decumbent base. Leaves very 
small, ovate, crenate, distinctly petioled. Whorls simple, (—8-flowered ; 
pedicels arcuate, longer than the calyx; raceme simple, lax, 2—4 in. 
long; bracts minute. Calyx finally } in. long; tube short, campanu- 
ate; upper and lower lips oblong, subequal; 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 decumbens, Hook. f. in Journ. Linn. Soe, vii. 210; Engl. 
Hochgebirgsf. Trop. Afr. 359. 
Upper Guinea, Cameroons: Cameroon Mountain, 7000-8000 ft., Mann, 
2002! Johnston, 79! 
3. S. calaminthoides, Baker. A perennial herb, with slender 
ascending glabrous stems. Leaves petioled, ovate, crenate, nearly 
glabrous, 1-14 in. long, cuneate and entire at the base. Raceme lax, 
simple, terminal, 4—5 in. long; whorls remote, (—8-flowered ; pedicels 
pubescent, as long as the calyx. Fruit-calyx } in. long; tube short, 
campanulate ; upper tooth ovate, reflexed, longer than the tube ; side 
teeth minute; lower lip oblong, concave, as long as the tube. Corolla 
not seen. 
Upper Guinea. Gaboon River, Mann ! 
+. S. zambesiacus, Baker. A perennial herb, with the habit of 
Stachys sylvatica. Stems stout, square, 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, 6-9 in. long; branches of short corymbose cymes ; 
edicels Sc ‘alvx finally 1 in. long; tube campanulate ; 
Pedicels long, pubescent. Calyx finally } Bo to an oblong liye 
upper tooth ovate ; lateral minute; lower fused i 
orolla } in, long. 
Mozamb. Dist, British Central Africa: Nyasaland ; Blantyre, Ls? / between 
Shibisa and Tshinmuzo, 2000-4000 ft., Kirk! 
