212 86. PAPAVERACEAE 



Ovules parietal, curved or inverted. Fruit a capsule or a nut. Seeds witli a 

 small embryo and a copious, oily albumen. — Genera ii, species 50. (In- 

 cluding Fi'MARIACEAE.) (Plate 52.) 



1. Petals, at least one of theiu, prolonged into a spur. Stamens 2, tripartite 



(or 6 in two bimdles) ; the middle segment of each stamen bearing a 

 two-celled anther, the lateral ones a one-celled. Juice not milky. 



[Subfamily FUMARIOIDEAE.] 2 



Petals not spurred. Stamens 4 or many, all with 2-celled anthers. . 5 



2. Ovary with 3 or more ovules. Fruits, at least some of them, dehiscent, 



3- or more-seeded. — Species 9. South and North Africa and high 

 mountains of Central Africa. Some are used as ornamental plants. 



(Including Cysticapnos Adans.) Corydalis DC. 



Ovary with i — 2 ovules. Fruit indehiscent, i — 2-seeded. Seeds not 

 appendaged 3 



3. Ovary with 2 ovules. Fruit 2-seeded, compressed, with 3 nerves on each 



side. Leaves fleshy. - Species i. North-west Africa (Algeria). 



Sarcocapnos DC. 



Ovary with i ovule. Fruit i seeded, compressed but i -nerved on each 



side, or triquetrous, or globular 4 



4. Fruit triquetrous, pendulous. Superior petal helmet-shaped, inferior 



spoon-shaped, lateral ones clawed. Stem climbing. — Species i. 

 South Africa (Cape Colony). (Plate 52.) . Trigonocapnos Schlecht. 

 Fruit globular or compressed, erect. — Species 15. North, South, and East 

 Africa; also naturalized in West Africa and the Mascarene Islands. 

 " Fumitory." (Including Discocapnos Cham. & Schleclitend. and 

 Platycapms Bernh.) Fumaria L. 



5. Stamens 4. Petals 3-cleft. Placentas and styles 2. Juice not milky. 



— Species 7. North Africa. Some are used as ornamental plants. 



[Subfamily HYPECOIDEAE.] Hypecoum L. 



Stamens numerous. [Subfamily PAPAVEROIDEAE.] 6 



6. Juice not milky. Flowers solitary. Petals yellow. Placentas 2. Stigma 



subsessile, with 4 spreading lobes. Fruit linear, lo-ribbed, i-celled, 

 2-valved to the base. Seeds imappendaged. — Species i. Naturalized 

 in the Canary Islands. Fodder-plant. [Tribe ESCHSCHOLT/IEAE.] 



Hunnemannia Sweet 



Juice milky. Placentas ^ or more, more rarely 2, but then stigmas or 



stigma-lobesonly 2, or at least partly erect 7 



7. Stigmas (or style-branches) 2, alternating with the 2 placentas and borne 



upor a short, but distinct style. Ovary and fruit linear. Seeds ap- 

 pendaged. Flowers in umbels, yellow. Juice reddish-yellow. — 

 Species 1. North-west Africa. Poisonous and used medicinally. 

 " Celandine." [Tribe CHELIDONIEAE.] . . Chelidonium L. 

 Stigmas (or style-branches) 3 or more, rarely 2, as many as and opposite 

 to the placentas or more numerous, sessile or nearly so. [Tribe PAPA- 

 VEREAE.] 9r 



