136 



SCR OPHULARIA CEM. 



Corolla elongate, tube cylindric with a 

 more or leas expanded throat, limb 

 with sub-equal lobes or 2-lipped, 

 stamen 4 or 2 : — 



Stamens 4, inserted within the corolla- 

 tube : — 



Corolla not distinctly 2-lipped; lobes 

 rounded, sub-equal : — 



Anther-cells confluent towards 

 the apex, divaricate down- 

 wards, capsule septicidal . 



Anther-cells parallel, contiguous 

 but distinct, capsule septici- 

 dal and localicidal . . , 



Corolla distinctly 2-lipped : — 



Corolla with a 2-gibbous throat : — 



Calyx 5-angled and 5-toothed ; 

 anther-cells confluent, often 

 1-celled ..... 



Calyx widely campanulate, 5- 

 lobed, anther-cells conti- 

 guous but distinct . 



Corolla-throat not gibbous, anther- 

 cells distinct : — 



Placentas either separating in 

 fruit or, if conjoined in a 

 column, the column not wing- 

 ed, seeds terete . . 



Placentas always united in a 

 oolumn which is winged ' by 

 the remains of the septa, seeds 



5. Suteea. 



6. MONIERA. 



7. MlMULUS. 



8. Maztjs. 



9, Stemodia. 



angular 



. 10. LlMNOPHILA. 



Stamens 2, perfect, the lower pair 

 reduced to staminodes, all inserted 

 within corolla-tube, capsule locu- 



licidal 



. 11, DOP.ATRIUM. 



Stamens if 4 the lower pair , if 2 the 

 staminodes inserted in corolla- 

 throat, the upper or only perfect 

 pair inserted in the corolla-tube, 

 capsule septicidal : — 



