86 SCROPHULARIACE^:. 



ORD. 52. SOLANACE^. 



1. HYOSCYAMUS. Cal. tubular. Cor. funnel-shaped, border 



oblique, lobes blunt. Stigma capitate. Capsule dry, open- 

 ing by a lid, 2-celled. 



2. ATROPA. Cal. 5-partite. Cor. canipanulate, tube short. St. 



diverging. Fruit a pulpy, 2-celled berry. 



3. SOLANUM. Cal. deeply divided. Cor. rotate ; segments re- 



flexed. Anthers cormiveiit, opening by 2 pores. Fruit a 

 pulpy berry, 2-celled. 



ORD. 53. OROBANCHACE^E. 



1. LATHR^EA. Cal. canipanulate, 4-cleft, segments nearly equal. 

 Cor. 2-lipped, the upper lip concave, deciduous. A leafless 

 parasite. 



ORD. 54. SCROPHULARIACE^:. 



A. Stamens 2. 



1 . VERONICA. Cor. irregular, rotate, 4-cleft, lower segment small. 



Cap. compressed, 2-celled, dissepiment narrow. 



B. Stamens 5. 



11. VERBASCUM. Cal. 5-partite. Cor. rotate, irregular, with 

 5 spreading segments. St. with the three upper hairy, the 2 

 lower ones smooth. Cap. compressed, 2-celled. 



C. Stamens 4, didynamous. Calyx 4-cleft. 

 f Upper lip of corolla broad, not compressed. 



2. BARTSIA. Cal. tubular. Cor. ringent, upper lip arched, lower 



one in 3 nearly equal lobes. Anthers hairy. Cap. com- 

 pressed, 2-celled, many-seeded. 



3. EUPHRASIA. Cal. tubular. Cor. 2-lipped, upper one broad, 



cleft; lower of 3 nearly equal lobes. Cap. compressed, 

 2-celled, many-seeded. 



H* Upper lip of corolla laterally compressed. 



4. RHINANTHUS. Cal. inflated. Cor. ringent ; lower lip plain 



3-lobed. Cap. compressed, blunt, 2-celled. Seeds numerous, 

 compressed, margined. 



5. MELAMPYRUM. Cal. tubular. Cor. ringent; upper lip with 



reflexed edges ; lower one furrowed, 3-cleft. Cap . obliquely 

 acuminate, compressed, 2-celled; cells 1 2-seeded. 



D. Stamens 4, didynamous. Calyx 5-cleft. 



6. PEDICULARIS. Cal. inflated. Cor. ringeut; upper lip laterally 



compressed, arched; lower one plain, 3-lobed. Capsule com- 

 pressed, acute. 



