2 2 N y mphaeaceae — Papaveraceae. 



ORDER 3. — Ny mphaeaceae. 



Sepals petals and stamens numerous, passing into each other. Pistil 

 superior, carpels numerous embedded into the receptacle or combined 

 together to form a many-celled many-seeded ovary. Stigma rayed. 



I.— NYMPHS A. 



NYMPHiE'A AL'BA (82). White Water-Lily. 7. Sepals 4, petals 

 (52) numerous large, stamens united to the sides of the ovary, leaves cordate 

 entire. Stagnant water. 



ll.—NUPHAR. 



NU'PHAR LU'TEUM (89). Yellow Water-Lily. 7. Sepals 5, petals 

 (50) numerous small, stamens separate from the ovary, leaves cordate split 

 at the base. Stagnant water. 



ORDER 4. — Papaveraceae. 



Calyx polysepalous inferior, sepals 2 deciduous. Corolla polypetalous 

 hypogynous, petals 4. Stamens many hypogynous. Pistil syncarpous, ovary 

 I -celled. Placentation parietal. Stigma rayed. Poisonous ornarcotic. 



Fruit linear, 128* 

 Fruit oblong, 129* 



i28*Fruit i-celled, flowers small, , , , Chelidonium I. 



i28*Fruit 2-celled, flowers large, . , • Glaucium II. 



i29*Stigma sessile, • Papaver III. 



i29*Style short, Meconopsis IV. 



\.— CHELIDONIUM. 



CHELIDO'NIUM MA'JUS (96). Celandine. 5-8. Stigma 2-lnbed, 



(62) pod linear i^ in. long separating into valves from the bottom upwards, 



flowers yellow in umbels, leaves pinnate, juice yellow. Waste places. 



II.— GLAUCIUM. 



Glau'cium lu'teum {50). Yellow Horned Poppy. 6 — 10. Pods linear 6 — 8 

 (59) inches long, stigma 2-lobed sessile, leaves amplexicaul sinuate. 



[T, Tb. L. CI. 

 III.— PAPA VER. 



Stigma sessile radiating, capsule opening by pores under the lobes of the 

 stigma. 



Capsule glabrous, 130* 

 Capsule rough, 13 1* 



i30*Capsule oblong, P. dubium. 



i30*Capsule globular, P. Rhoeas. 



I3i*Capsule oblong, P. Argemone. 



1 31 *Capsule globular, ....... P. hybridum. 



