LXXXYI. SOLANACEiE. 259 



to be South African ; and N. glaiwa, Grah., a glaucons species, from Buenos 

 Ajres, has been extensively cultivated, and is now, in some places, natural- 

 ized at the Cape. No truly indigenous Cape species is known to me. 



8. RETZIA, Thunb. 



Calyx 5-fid, the lobes lanceolate, acuminate, unequal. Co- 

 rolla with a long tube, 5-lobed at summit, the lobes imbricate- 

 twistcd. Stamens in the throat ; filaments short ; anthers 

 splitting. Ovary oblong, glabrous, 2-celled ; ovules few (1-4) 

 in each cell ; style filiform, equalling the corolla-tube ; stigma 

 2-lobed. Fruit an oblong, 2-celled, 2-valved, few-seeded cap- 

 sule. Embryo straight, subterete, in fleshy albumen.— Z) (7. 

 JProd. xiii. ^. 581. 



A rare and little-known shrub, found by Thunberg between Hott. IIoll. 

 Kloof, and the How Hoek. Leaves crowded, sessile, lauce-linear, rigid, 

 erect, quite entire, the lower glabrous, upper pubescent. Flowers sessile 

 among the upper leaves ; yellowish ? 



Ordee LXXXYII. SCROPHULARIACE.ffi. 



Calyx 4-5-lobed or parted, free, persistent. Corolla usually 

 irregular and 2-labiate or personate, sometimes subequal, 5 or 

 rarely 4-6-7-lobed. Stamens 4, didynamous, rarely equal, 

 sometimes only 2 ; anthers 2- or 1-celled. Ovary 2-celled ; 

 ovules many in each cell ; style simple ; stigma 2-lobed or en- 

 tire. Fruit capsular, rarely fleshy. Seeds albuminous. — 

 Herbs shrubs or trees, some found in all countries, very varied 

 in habit. Inflorescence cymose or racemose. 



Suborder 1. Antirrhinidese. Corolla with imbricate-2-labiate aestiva- 

 tion, the back-lobe outermost. 



* Corolla saccate or spurred at hose. 



Tribe 1. Hemimeride^. Corolla rotate, rarely tubular or personate ; 

 capsule splitting into 2 valves. 



Corolla with 2 pouches or spvirs at base. 



Stamens 2 ; corolla expanded, 4-lobed, yellow . . 1. Hemimeeis. 

 Stamens 4 (the 2 front ones very rarely barren). 

 Corolla expanded or concave ; filaments of the 



front stamens curved round at base ... 2. DiASCiA. 

 • Corolla with a very wide tube ; stamens decli- 



uate 3. CoLPiAS. 



Corolla personate with a single pouch or spur at 

 base. 

 Capsule compressed, septicidal ; valves boat- 

 shaped 4. Neaiesia. 



Capsule subglobose, loculicidal 5. DiCLis. 



Tribe 2. Antirehineje. Corolla tubular ; capsule opening by pores. 



Corolla personate, spurred at base 6. Linaeia. 



s 2 



