490 2o8. SCROPHULARIACEAE 



59. Corolla yellow, 4-cleft, usually with two pouches and two teeth at the base 



of the lower lip. Stamens 2. Flowers solitary, axillary. — Species 4. 



South Africa Hemimeris Thunb. 



Corolla red or blue, 5-lobed. Stamens 4, but two of them sometimes 

 sterile. 60 



60. Flowers turned upside down by the twisting of the pedicel. Corolla 



scarlet, with two shallow pits at the base. Stamens subequal, all fertile, 

 glabrous. Anther-halves confluent at the apex. Flowers solitary, 

 axillary. — Species i. South Africa. Used as an ornamental plant. 



Alonsoa Ruiz & Pav. 



Flowers very rarely turned upside down ; if so, then anthers hairy. Corolla 



with I — 2 pits, pouches, or spurs at the base. Stamens unequal. . 61 



61. Lower lip of the corolla ventricose and gibbous at the base. Stamens all 



fertile. Anther-halves separate, spreading. — Species 2. Naturalized 



in Madagascar Angelonia Humb. & Bonpl. 



Lower lip of the corolla with 2 pits, pouches, or spurs, very rarely with one 

 only. Anther-halves confluent at the apex. — Species 45. South 

 Africa Diascia Link & Otto 



62. Throat of the corolla closed by a projecting palate. Herbs or under- 



shrubs 63 



Throat of the corolla open 67 



63. Corolla spurred at the base. Anther-halves separate 64 



Corolla ventricose, but not spurred at the base 66 



64. Corolla with a long spur. Cells of the capsule opening by 2 — 5 teeth or 



valves. Leaves pinnately nerved. Flowers in terminal spikes or 

 racemes. — Species 40. North Africa ; one of the species also naturalized 

 in South Africa. Some yield vermin-poison or medicaments, or serve 



as ornamental plants. " Toadflax." Linaria Juss. 



Corolla with a short spur. Flowers solitary, axillary 65 



65. Corolla violet. Cells of the capsule opening by 3 teeth or valves. Seeds 



oblong. Creeping herbs. Leaves palmately nerved. — Species i. 

 North Africa. Used as an ornamental and medicinal plant. (Under 



Linaria Juss.) Cymbalaria Baumg. 



Corolla white, yellow, or two-coloured. Cells of the capsule opening by 

 lids. Seeds ovoid. Leaves pinnately nerved. — Species 17. North 

 Africa and northern Central Africa ; one of the species also naturalized 

 in South Africa. (Under Linaria L.) . . . . Elatinoides Wettst. 



66. Anther-halves separate. Capsule opening by 2 or 3 toothed pores. — 



Species 6. North Africa and northern Central Africa ; one of the 

 species also naturalized in South Africa and Mauritius. Some are used 

 as ornamental or medicinal plants. " Snap-dragon." Antirrhinum L. 

 Anther-halves confluent at the apex. A fifth, sterile stamen present. 

 Capsule with unequal cells, opening irregularly. Seeds ribbed. Flowers 

 small, axillary. — Species 3. Northern East Africa and Comoro Islands. 



Schweinfurthia A. Braun 



