H PAPAVER ACE.E. [Chelidonium. 



glabrous, as well as the stem and glaucous amplexicaul leaves. 

 Br. PL 1. p. 256. E. Fl. v. in. p. 11. E. Bot. t. 2145. 



Abundant near Kilbarrick Church, and fields on the west side of the 

 Hill of Howth, with purple flowers. Fl. July. 0. The garden 

 varieties of this species, both single and double, vary much in the 

 colour of their flowers. The large white poppy, from which opium is 

 obtained, (the Papaver album of the shops,) is 'probably the type of all 

 the others. 



2. MECONOPSIS. De Cand. Welsh Poppy. 



Sepals 2. Petals 4. Stamens numerous. Style short. Stigmas 

 4 6, radiating, convex, distinct. Capsule 1 -celled, dehiscing 

 by 5 6 valves at the top. Placenta narrow, scarcely pro- 

 jecting. Perennials, with yellow juice. De Cand. Name 

 from fjivjicwv a Poppy, and o^ts a resemblance. 



Polyandria. Monogynia. 



1. M. cambrica, De Cand. Common Welsh- Poppy. Cap- 

 sules glabrous; leaves mostly petiolate. Papaver cambricum, 

 Limi.Br. FL 1. p. 256. E. Fl. v. in. p. 66. E. Bot. t. 66. 



In the crevices of rocks by the side of the stream on Rostrevor 

 hill, and on the limestone cliff's of Ben Bulben ; also on the hill above 

 Clifdon, Cunnamara. Fl. June. 1. Plant glabrous. Leaves on 

 long footstalks, pinnate, the pinnae pinnatifid. Flowers large, yellow. 

 A genus, as De Candolle observes, between Papaver and Arge- 

 mone> 



3. GLAUCIUM. Juss. Horned-Poppy. 



Petals 4. Stamens numerous. Pod long, 2-valved, with the 

 placentae meeting in the middle, and forming a spongy disse- 

 piment, which divides the cavity of the pod into two cells. 

 Seeds destitute of a crest, Biennials, with glaucous, scabrous, 

 pinnatifid leaves, and yellow milky juice. Named from the 

 glaucous or sea green hue of the stems and leaves. 



Polyandria. Monogynia. 



1. G. luteum, Linn. Yellow Horned-Poppy. Pod minutely 

 tuberculated ; cauline leaves amplexicaul sinuate ; stem glabrous 

 Br. Fl. 1. p. 256. E. Fl. v. Hi. p. 6. E. Bot. t. $.Chelido- 

 nium Glaucium, Linn. 



Sandy sea shores, frequent. Fl. July, Aug. 0. 12 feet high, 

 very glaucous, much branched. Leaves scabrous. Flowers very 

 large, handsome, succeeded by pods 6 10 inches long. Dissepiment 

 spongy. 



4. CHELIDONIUM. Linn. Celandine. 



Sepals 2, smooth. Petals 4. Stamens numerous. Pod long 

 2-valved ; the placentae not connate ; the valves opening from 

 bottom to top. Seeds crested. Herbaceous plants, with 



