14 4. papaveracejE. 



2. NupHAE. 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 . Nymph^a Linn. White Water Lily. 



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

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

 160. fl. 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. — FI. yellow, smelling like brandy. Caps, burst- 

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

 cordate. — Lakes and ditches. P. VII. 



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

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

 anA. forming acute teeth, anth. subquadrate. — E. B. 22.92. R. vii. 

 66. — Fl. yellow, small. Caps, furrowed upwards. Anth. not 

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

 1. thin, transparent, wavy, reniform. — In small Highland lakes. 

 P. VII. VIII. s. 



Order IV. PAPAVERACEiE. 



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 hke dissepiments. Seeds not crested. 



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

 ^ — 6, free. Caps, obovate, opening by pores beneath the 

 style. Placentas filiform. Seeds not crested. 



** Fruit linear, stigmas 2 — 4. 



2. RoEMERiA. Pet. 4. Stam. many. Stigmas 2 — 4, ses- 



