Swertia.] lxxxvii. gentiaxe.e (baker and urown). 579 



nectaries near the base. Stamens 2-2J lin. long. Ovary oblong 

 subobtuse ; »tigma sessile, not decurrent, obtuse, sliehtly "^-lobed — 

 Engl. Hochgebirgsfl. Trop. Afr. :}:58. 



Upper Guinea. Fernando Po : Clarence peak, HoOO-10,700 ft., Mann, 596 



22. S. dissimilis, N. E. Br. Annual, 8-10 in. higli, branching 

 from the base upwards; branches erect, forming an elongated panicle 4-10 

 in. long,/l|-4 in. broad ; angles of the stem and pedicels not .scabrid- 



i * o' o * 7 J ^' broadly spi^i,,..w.vi-^-, 



with acute recurving tips. Corolla white, with occasionally blue lines 

 {Johnston) ; lobes 2^-4 lin. long, 1-1 J lin. broad, obtuse or rounded at 

 the apex, with 2 oblong fringed nectaries near the base. Stamens 

 l§-3 lin. long. Ovary oblong or oblong-lanceolate, slightly tapering at 

 the top ; stigma small, sessile, scarcely \ lin. broad ; lobes subquadrate. 

 Capsule 8-5 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, Engl. Hochgebirgsfl. Trop. Afr. 337. Annual, erect, 

 J-2 ft. high, branching from the base or middle, slightly 4-angled. 

 Leaves in several distant pairs, J-f in. long, 1 J-5 lin. broad, ovate, sub- 

 acute, rarely cordate-orbicular and obtuse. Cymes broadly corymbose, 

 umbellately 3-8 -flowered ; flowers 5-merous ; pedicels i-lj in. Ion"". 

 Sepals lJ-3 lin. long, f-lf lin. broad, obovate-oblong to elliptic-ovate, 

 obtuse or acute. Corolla-lobes 3^-5 lin. long, 2-2}^ 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. — aS'. 'porjihyrantha^ Baker in Kew Bulletin, 

 1898, i:»9. 



XWozamb. Bist. Portuguese East Africa : Makui ; Numuli, Last ! Xyika 

 Plateau, 6000-7000 ft., Whtjte, 147 ! Masuku Plateau, 6500-7000 ft., Whtfte ! 



24. S. Whytei, iV. E. 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, ^-l-\ in. long, 2-C) lin. broad, oblong or ovate-olilong, 

 subacute. Flowers r)-merous ; pedicels 2-9 lin. long. Sepals 2-2^ lin. 

 long, f-lo li^- broad, obovate-oblong to broadly ovate, not recurved at 

 the obtuse tips. Corolla apparently white; lobes 3^-4 lin. long, 2-2h 

 Un. broad, elliptic or elliptic-oblong, obtusely rounded at the apex, with 

 2 rather large oblong fringed nectaries near the hi\se Stnmenr. 2.1 



