Swertia. | LXXXVII. GENTIANEE (BAKER AND BROWN). 579 
nectaries near the base. Stamens 2-24 lin. long. Ovary oblong, 
subobtuse; stigma sessile, not decurrent, obtuse, slightly 2-lobed.— 
Engl. Hochgebirgsfl. Trop. Afr. 338, 
Upper Guinea. Fernando Po: Clarence peak, 8500-10,700 ft., Wann, 596 
22. S. dissimilis, V. #. Br. Annual, 8-16 in. high, branching 
from the base upwards; branches erect, forming an elongated panicle 4-10 
in. long, 14-4 in. broad; angles of the stem and pedicels not scabrid- 
denticulate. Leaves in several distant pairs, none crowded at the base, 
13-7 lin. long, 1-44 lin. broad, ovate, obtuse or subacute, spreading. 
Cymes 2—5-flowered ; flowers 5-merous; pedicels }—} in. long, erect. 
Sepals 1-2} lin. long, 4—? lin. broad, narrowly or broadly spathulate, 
with acute recurving tips. Corolla white, with occasionally blue lines 
(Johnston) ; lobes 24—4 lin, long, 1-1} lin. broad, obtuse or rounded at 
the apex, with 2 oblong fringed nectaries near the base. Stamens 
12-3 lin. long. Ovary oblong or oblong-lanceolate, slightly tapering at 
the top ; stigma small, sessile, scarcely } lin. broad ; lobes subquadrate. 
Capsule 3—5 lin, long, narrowly oblong-lanceolate, narrowed to the sub- 
obtuse apex, slightly exceeding the corolla. 
Upper Guinea. Cameroons: Cameroon Mountain, 6000-9000 ft., Mann, 
1994! Johnston, 89! 
23. S. Lastii, Lngl. Hochgebirgsfl. Trop. Afr. 337. Annual, erect, 
3-2 ft. high, branching from the base or middle, slightly 4-angled. 
Leaves in several distant pairs, }—? in. long, 14—5 lin. broad, ovate, sub- 
acute, rarely cordate-orbicular and obtuse. Cymes broadly corymbose, 
umbellately 3—8-flowered ; flowers 5-merous; pedicels 3-13 in. long. 
Sepals 14-3 lin. long, 3-1} lin. broad, obovate-oblong to elliptic-ovate, 
obtuse or acute. Corolla-lobes 84-5 lin. long, 2-24 lin. broad, elliptic- 
oblong or oblong-obovate, obtuse, with 2 nectaries near the base, white 
or more less deeply tinted with purple, especially on the half that is 
uncovered in bud. Stamens 2} lin. long. Ovary oblong, subobtuse ; 
stigma sessile; lobes broad, obtusely rounded. Capsule 4—6 lin. long, 
oblong ; valves obtuse.—S. porphyrantha, Baker in Kew Bulletin, 
1898, 159. 
Mozamb. Dist. Portuguese East Africa: Makui; Numuli, Zast! Nyika 
Plateau, 6000-7000 ft., Whyte, 147! Masuku Plateau, 6500-7000 ft., Whyte! 
24. S. Whytei, V. #. Br. Annual, about 9-10 in. high, very 
much branched, with short internodes ; branches erect or ascending, 
leafy, ending in compact several-flowered cymes, rather crowded into 
a subcorymbose inflorescence. Leaves in many pairs, none crowded at 
the base, spreading, 4-1} in. long, 2—6 lin. broad, oblong or ovate-oblong, 
subacute. Flowers 5-merous ; pedicels 2—9 lin. long. Sepals 2—24 lin, 
long, 3-11 lin. broad, obovate-oblong to broadly ovate, not recurved at 
the obtuse tips. Corolla apparently white ; lobes 35—4 lin. long, 2-24 
lin. broad, elliptic or elliptic-oblong, obtusely rounded at the apex, with 
2 rather large oblong fringed nectaries near the base. Stamens 2! 
