578 Lxxxvii. GENTiANE^. (baker AND brown). [Swevtia, 



leaves in 3-4 distant pairs, sessile, 3-4 lin. long, \\-?> lin. broad, 

 obtuse, rounded or subcordate at the base. Flowers 3-4, umbellate at 

 the ends of the stem and branches, 5-merous ; pedicels unequal, J-J 

 in. long. Sepals 2-2J lin. long, §-| lin. broad, linear-oblong, acute. 

 Corolla-lobes 4-5 lin. long, 2-2J lin. broad, elliptic-oblong, obtuse, v;ith 

 2 long-fringed nectaries near the base. Stamens 2^-3 lin. long. 

 Ovary oblong-fusiform ; stigma sessile, its lobes orbicular-ovate, 

 obtuse. 



Nile Ziand. Eritrea: Aml)olaco, Schiveinfurth^ 462! 



19. S. subalpina, N. E. Br. Annual? 3-G in. high, usually 

 branching at the base ; stems usually 1-3-flowered, in large sjiecimens 

 with a terminal umbel-like cyme of 3-5 flowers and 2-4 from the node 

 below. Basal leaves crowded or rosulate, elliptic or orbicular, shortly 

 petiolate, -J-J in. long, 1 1-5 lin. broad; stem-leaves 1-2 pairs, lJ-4 

 lin. long, |-lf lin. broad, ovate, obtuse or subacute, all rather thick 

 and coriaceous. Flowers 5-merous ; pedicels J-lf in. long, not very 

 .slender, rather stiffly erect or ascending. Sepals 1^-3^ lin. long, -2-I-4 

 lin. broad, narrowly oblong to elliptic-ovate, obtuse. Corolla light 

 yellow {Mann) ; lobes 3i-5 lin. long, l|-2 lin. broad, elliptic, obtusely 

 rounded at the apex, with 2 oblong, scantily fringed nectaries near the 

 base. Stamens 2-2^^ lin. long. Ovary narrowly oblong, scarcely 

 narrowed at the top ; stigma sessile, with transversely oblong lobes 

 \ lin. long, -J- lin. broad. Capsule 3J-5 lin. long, narrowly oblong- 

 lanceolate, equalling or exceeding the corolla. 



Upper Guinea. Cameroons : Cameroon Mountain, 8000-10,000 ft., Mann, 

 1216! 



20. S. abyssinica, Ilochst. in Floo-a, 1844, 28. Annual ; stems 

 weak, slender, G-0 in, long, 4-angled, simple or branched. Leaves in 

 3-5 distant pairs, ovate, cordate-amplexicaul, obtuse or acute, i-1 in. 

 long. Cymes simple or panicled, few-flowered ; pedicels J-l j in. long. 

 Flowers whitish, pentamerous. Calyx-lobes 1^-3 lin. long, oblong-obovate 

 or linear-oblong, obtuse. Corolla \-\ in. long ; lobes oblong, with a 

 pair of short oblong nectaries near the base, fringed wdth long hairs. 

 Stamens ^ the length of the corolla. Stigma sessile, 2-lobed. — Griseb. 

 in DC. Prod. ix. 134; A. Rich. Tent. Fl. Abyss, ii. 54 ; Engl. Hochge- 

 birgsfl. Trop. Afr. 337. 



Nile Ziand. Abyssinia : Mount Slioloda, Schlmper, 22 ! Sliircli Province, 

 Petit, 177 ! and without ]M-ecise locality, Scliimper, 077 ! ParJctjns / 



21. S. clarenceana. Hook. f. in Journ. Linn. Soc. vi. Ifi, vii. 

 207. Annual, much branched; stems erect, 1-1 J ft. long, narrowly 

 4-winged ; wings scabrid-denticulate. Stem-leaves many, sessile, 

 broadly ovate, obtuse or acute, broadly rounded or subcordate at 

 the base, ^^-1 in. long, 3-8 lin. broad. Cymes copiously panicled ; 

 pedicels \-l\ in. long. Flowers pentamerous. Calyx-lobes 2-2-J lin. 

 long, J-4 lin. broad, oblong, acute or subobtuse. Corolla-lobes 3 J-5 

 lin. lonj?, l#-3 hn. broad, obovate-oblong, with a pair of oblong fringed 



