28 PAPAVERACE^E. 



and Morphia, ranks among the most valuable of medi- . 

 cines. That produced by Papdver sommferum is alone 

 used. The seeds of all contain a considerable quantity 

 of oil, which is mild and wholesome. 



1. PAPAVER (Poppy). Stigma sessile, rayed ; capsule 

 opening by pores beneath the stigma. ("Named, because 

 it is administered with pap (papa in Celtic) to induce 

 sleep/ 7 Sir W. J. Hooker:) 



2. MECONOPSIS (Welsh Poppy). Style short ; stigma 

 of few rays ; capsule opening by pores beneath the top. 

 (Name in Greek signifying, bearing resemblance to a 

 Poppy.) 



3. GLAUCIUM (Horn Poppy). Stigma 2-lobed ; cap- 

 side pod-like, 2-celled, 2-valved. (Name from the 

 glaucous hue of the foliage.) 



4. CHELIDONIUM (Celandine). Stigma 2-lobed ; cap- 

 sule* pod-like, 1 -celled, 2-valved ; seeds crested. (Named 

 from chelidon, a swallow, because, as Pliny tells us, that 

 bird discovered that its juice was efficacious in restoring 

 sight to its young when blinded.) 



1. PAPAVER (Poppi/). 

 * Capsules bristly. 



1. P. Argemfine (Long Rough-headed Poppy). Cap- 

 sule club-shaped ; bristles erect ; leaves twice pinnatifid. 

 A small species, with light scarlet petals, black at the 

 base, occurring sparingly in corn-fields. (The name 

 Argemdne, from argos, slothful, was formerly given to 

 Poppies, from their narcotic effects.) Fl. June, July. 

 Annual. 



2. P. hybridum (Eound Eough-headed Poppy). 

 Capsule nearly globular ; bristles spreading ; leaves twice 

 pinnatifid. In corn-fields, but not common. Flowers 

 deep scarlet. Fl. June, July. Annual. 



** Capsules smooth. 



3. P. dubium (Long Smooth-headed Poppy). Cap- 

 sule oblong ; bristles on the flower-stalks close pressed ; 



