1118 GENTIANE® (Hill and Prain). { Farod. 
VI. FAROA, Welw. 
Calyx 4-lobed ; tube short, campanulate ; lobes acute or obtuse. 
Corolla 4-lobed ; tube not exceeding the calyx ; limb with 4 scales ; 
lobes spreading. Stamens 4, inserted at the mouth of the corolla- 
tube ; filaments filiform ; anthers oblong, minute. Ovary 1-celled ; 
placentas slightly intruded; ovules numerous ; style subulate ; 
stigma 2-lobed or simple. Capsule subglobose, septicidal ; valves 2. 
Seeds numerous, subglobose, foveolate. 
Annual, rarely perennial, branching herbs ; leaves usually numerous, sessile 
flowers in dense terminal or axillary clusters, minute. 
Distrie. Species about 10, all Tropical African, the one here described also 
extending into our area. 
1. F. salutaris (Welw. in Trans. Linn. Soc. xxvii. 45, t. 1a); 
biennial or perennial ; stem 2-3 in. high, branching at the base ; 
branches slender, erect ; leaves glabrous, radical tufted, oblanceolate, 
obtuse, base cuneate, 6-9 lin. long, 14-24 lin. wide, cauline opposite, 
2-3-jugate, lanceolate, 2-6 lin. long, 1—1} lin. wide ; flowers densely 
clustered ; clusters 8-10 Jin. across, usually all terminal, at times 
a second axillary cluster, closely subtended by pairs of leaves ; 
pedicels glabrous, 1—2 lin. long ; calyx 1-1} lin. long; lobes erect, 
ovate-acute, submembranous, midrib thickened, green, slightly 
gibbous and slightly prolonged at the tip ; corolla-tube 14 lin. 
long ; lobes 1 lin. long, lanceolate, acute; filaments longer than 
the corolla-lobes ; style 13-2 lin. long, slender; stigma minutely 
Qlobed. Engl. Hochgebirgsfl. Trop. Afr. 336; Hiern in Cat. Afr. 
Pl. Welw. i. 710; Knobl. in Bot. Centralbl. 1x. 330 ; Gilg im 
Baum, Kunene-Samb. Eaped. 333; Baker & N. E. Br. in Dyer, FI. 
Trop. Afr. iv. i, 569. 
Katanart Region : Basutoland ; Machacha Mountain, Bryce ! 
Also in Tropical Africa. 
VII. SWERTIA, Linn. 
Calyx 4—5-lobed ; tube short or obsolete ; lobes acute or obtuse. 
Corolla 4—5-lobed; limb subrotate ; tube very short and broad ; 
‘lobes acute or obtuse, with solitary or paired basal glandular 
 nectaries... Stamens 4—5, inserted in the corolla-sinuses, shorter than 
— the lobes ; filaments subulate or flattened ; anthers oblong or ovate, 
versatile, Ovary 1-celled; placentas slightly intruded ; ovules 
S numerous ; style short or obsolete ; stigma 2lobed. Capsule oblong 
S or lanceolate ; valves 2. Seeds numerous, minute, compressed, often — 
mual or perennial herbs ; leaves numerous, cauline opposite, sessile or very 
} petioled, radical narrowed to a petiole ; flowers in terminal corymbose 
corolla blue, yellow or white. 
