14 4. PAPAVERACE^. 



2. NUPHAR. Cal. of 5 sepals. Pet. many, inserted together 

 with the stamens upon the receptacle. Berry many-celled, 

 many-seeded. Stigma sessile, of many rays. 



1. NYMPHJEA Linn. "White Water Lily. 



1. N. alba (L.); 1. roundish deeply cordate entire with ap- 

 proximate lobes even beneath, stigma of 12 20 rays. E. B. 

 160. R. vii. 67. Fl. large, white, floating. Stigmas yellow. 

 Ovary covered with the stamens almost to its summit. Caps, 

 dissolving into a mass of pulp. Notch in the leaves with parallel 

 sides. Slow rivers, lakes and clear ditches. P. VII. 



2. NUPHAR Sm. Yellow Water Lily. 



1. N. lutea (Sm.) ; 1. oblong cordate, sep. 5, stigma with 10 

 20 rays not extending to the entire margin, anthers linear. E. B. 

 159. R. vii. 63. Fl. yellow, smelling like brandy. Caps, burst- 

 ing irregularly. Submersed 1. thin, transparent, wavy, oblong- 

 cordate. Lakes and ditches. P. VII. 



2. N. pumila (DC.); 1. ovate deeply cordate with distant 

 lobes, sep. 5, stigma with 8 10 rays extending to the margin 

 and forming acute teeth, anth. subquadrate. E. B. 2292. R. vii. 

 65. Fl. yellow, small. Caps, furrowed upwards. Anth. not 

 twice as long as broad. Much smaller than N. lutea. Submersed 

 1. thin, transparent, wavy, reniforni. In small Highland lakes. 

 P. VII. VIII. S. 



Order IV. PAPAVERACE.E. 



Sep. 2, deciduous. Cor. regular, of 4 petals. Stam. generally 

 many, free. Ovary free ; placentas parietal, usually projecting ; 

 seeds many. Stigmas as many as the placentas, simple or lobed, 

 the lobes of adjoining stigmas combining, thus appearing (falsely) 

 to be opposite to the placentas. 



* Fruit not linear, stigmas radiant. 



1. PAPAVER. Pet. 4. Stam. many. Style 0. Stigmas 

 4 20, sessile. Caps, opening by pores beneath the stigma. 

 Placentas like dissepiments. Seeds not crested. 



2. MECONOPSIS. Pet. 4. Stam. many. Style short. Stigmas 

 5 6, free. Caps, obovate, opening by pores beneath the 

 style. Placentas filiform. Seeds not crested. 



** Fruit linear, stigmas 2 4. 



3. ROEMERIA. Pet. 4. Stam. many. Stigmas 2 4, ses- 



