Papaver.} PAPAVERACE^E. 



1. PAPAVER. Linn. Poppy. 



Sepals 2, convex. Petals 4. Stamens numerous. Styk none. 

 Stigmata 4 10, radiating, sessile, on the top of the ovarium. 

 Capsule 1-celled, dehiscing by minute valves, concealed be- 

 neath the projecting rim of the top. Placenta projecting 

 into the cavity, and forming incomplete dissepiments. Her- 

 bacems plants, with divided leaves and white milky juice, the 

 peduncles inflexed before flowering. Name given because it 

 was used with pap, papa, in Celtic, to induce sleep. 



Polyandria. Monogynia. 



* Capsules bristly. 



1. P. hybridum, Linn. Round rough-headed Poppy. Cap- 

 sule subglobose, hispid, furrowed ; stem leafy, many-flowered ; 

 leaves doubly pinnatifid. Br. Fl. 1. p. 255. E. FL v. iii. p. 9. 

 E. Bot. t. 43. 



Sandy fields, rather rare. Kilbarrick Church and near Baldoyle. 

 Fl. July. Q.Stem 1218 inches high, rather rough; segments of 

 the leaves numerous, linear lanceolate. Flowers rather small, crimson. 

 Pollen blue. 



2. P. Argemone, Linn. Long prickly-headed Poppy. Cap- 

 sule clavate, hispid, ribbed ; stem leafy, many-flowered ; leaves 

 bipinnatifid. Br. Fl. 1. p. 255. E. Fl. v. iii. p. 10. E. Bot. 

 L 643. 



Corn fields in sandy grounds. Fl. June. 0. Near Kilbarrick 

 Church, and old gravel pits near Ball's Bridge. 



* * Capsules smooth. 



3. P. dubium, Linn. Long smooth-headed Poppy. Capsules 

 glabrous, oblong ; stem many-flowered hairy ; bristle of the 

 flower-stalk appressed ; leaves pinnatifid. Br. Fl. 1. p. 255. 

 E. Fl. v. iii. p. 10. E. Bot. t. 644. 



Com fields, not unfrequent. Fl. July. 0. Stem I 2 feet high, 

 hispid with spreading hairs. Flowers large. Petals broad, palish- 

 scarlet. 



4. P. Rhceas, Linn. Common red Poppy. Capsules glabrous 

 nearly globose ; stem many-flowered, bristly, its bristle and those 

 of the flowerstalk spreading; leaves pinnatifid. Br. Fl. 1. p. 

 555. E. Fl. v. iii. p. 1 1. E. Bot. t. 645. 



Abundant in corn fields. Fl. June, July. 0. Sandy fields, near 

 Kilbarrick, with the two last. Distinguished from the last by its short 

 capsule and the spreading hairs of its footstalks. Petals broad, deep 

 scarlet. The double French Poppy of the gardens, so much admired, is 

 a variety of this. 



5. P. somniferurn, Linn. White Poppy. Capsule globose, 



