PAPAVERACEjE. III. MECONOPSIS. IV. STYLOPHORUM. V. HUNNEMANIA. 



135 



White-flowered Mexican Poppy. Fl. July, Aug. Clt. 1820. 

 PL 1 foot. 



3 A. OCIIROLEU CA (Sweet, brit. fl. gard. t. 242.) leaves pro- 

 foundly sinuated or pinnatifid, glaucescent ; nerves with prickly 

 bristles ; flowers solitary ; stamens few ; capsules oblong, deeply 

 5-6-furrowed, covered with somewhat reflexed prickles ; stigmas 

 5-6, distinct, spreading, purple. Q. H. Native of Mexico. 

 Leaves blotched with white. Flowers pale-yellow ; calyx of 3- 

 sepals ; petals 6, crenated. Stem prickly. 



Cream-flowered Mexican Poppy. Fl. Aug. Sept. Clt. 1827. 

 PL 2-4 feet. 



4 A. GRANDIFLORA (Sweet brit. fl. gard. t. 226.) leaves sinu- 

 ated, smooth, spiny-toothed ; nerves unarmed ; flowers panicled, 

 polyandrous ; calyx smooth ; capsules bluntly quadrangular, al- 

 most unarmed. l/.H. or0. H. Native of Mexico. Flowers 

 large, white. Stigmas 4, with as many pale-blue pits. Anthers 

 yellow. Plants raised from seed, not flowering till October ; but 

 when the roots have existed through the winter, they will flower 

 early in the summer. 



Great-flowered Mexican Poppy. Fl. July, Oct. Clt. 1827. 

 PL 2-3 feet. 



Cult. Argemone is a genus of beautiful hardy annuals, and 

 should be sown in the open flower-border about the end of March 

 or beginning of April ; or the rarer kinds may be sown on a hot- 

 bed, and afterwards planted out into the borders. 



III. MECONO'PSIS (from firjKiay, mekon, a poppy ; and o^ic, 

 opsis, resemblance ; appearance of plants.) Vig. diss. p. 20 and 

 48. f. 3. D. C. fl. fr. suppl. p. 586. syst. 2. p. 86. prod. 1. 

 p. 120. 



LIN. SYST. Polyandria, Monogynia. Sepals 2, pilose. Petals 

 4. Stamens indefinite. Style short. Stigmas 5-6, radiated, 

 convex, free. Capsules obovate, 1-celled ; valves 5-6, open- 

 ing at the top ; placentas thin, narrow, hardly drawn out on 

 the inside into narrow membranes. A perennial herb, abounding 

 in a yellow juice. Leaves pinnate, glaucous underneath. Pe- 

 duncles long, inflexed, before the expansion of the flower ; hence 

 the flower-bud is drooping. Flowers yellow, erect. A genus be- 

 tween Papdver and Argemone. 



1 M. CA'MBRICA (Vig. diss. p. 48. f. 3.) capsules smooth ; 

 leaves numerous on the lower part of the stem, pinnate, stalked ; 

 lobes toothed, somewhat decurrent. 1.H. Native of many 

 parts of Europe, especially in the Pyrenees, Russia, France, 

 &c. in shady humid places; and Britain particularly North 

 Wales, about Llanbarris ; about Kendal, Westmoreland; in shady 

 lanes near Kirkby Lonsdale. P. Cambrieum, Lin. spec. 727. 

 Engl. hot. t. 66. Dill. elth. 300. t. 223. f. 290. P. luteum, 

 Lam. fl. fr. 3. p. 173. P. flavum, Mcench. meth. 247. Arge- 

 mone Cambrica, Desp. in diet. sci. nat. 2. p. 481. Flowers about 

 the size of those of P. Rhofas. Petals very fugaceous, of a sul- 

 phur-yellow colour. 



Welsh Poppy. Fl. May, August. England and Wales. PI. 

 1 foot. 



Cult. The Welsh Poppy is rather an ornamental plant. It 

 grows best in a rich light soil, in a shady situation. It may 

 be either increased by dividing the plants at the root or by 

 seeds. 



IV. STYLO'PHORUM (from <rrv\oe, stylos, a column or 

 style ; <j>opea>, phoreo, to bear ; having long styles.) Nutt. gen. 

 2. p. 8. Mecanopsis, sect. Stylophorum, D. C. syst. 2. p. 87. 



LIN. SYST. Polyandria, Monogynia. Sepals 2, pilose, decidu- 

 ous. Petals 4. Style long, columnar. Stigma 4-lobed or entire. 



Capsule oblong or globose, 4-valved, echinated, opening at the 

 top. Placentas narrow. Perennial herbs, yielding a yellow juice, 

 with undivided or pinnate leaves. Peduncles inflexed before the 

 expansion of the flower, and sometimes ever after. Flowers yel- 

 low or crimson. 



1 M. PETIOLA'TUM (Nutt. gen. amer. 2. p. 8.) capsules echi- 

 nated ; leaves pinnate, stalked, smooth, 2-3 on each stem ; leaf- 

 lets 5. If. . H. Native of North America, in woods on the 

 banks of the river Ohio. Meconopsis petiolata, D. C. syst. 

 2. p. 87. S. Ohiense, Spreng. syst. 2. p. 570. Leaves pin- 

 nate ; lobes 5, oblong, toothed ; teeth blunt. Flowers deep yel- 

 low, about the size of those of Glaucium flavum. Stigma 4-fur- 

 rowed. Capsule bristly. Seeds crested at the hilum. 



Stalked-leaved Stylophorum. Fl. May, June. PI. 1 foot. 



2 S. DIPHY'LUJM (Nutt. gen. 2. p. 7.) capsules ? leaves 2, 

 pinnatifid, sessile, rather pilose. Tf.. H. Native of North 

 America, along the sides of rivulets, and in shady woods of Ken- 

 tucky and Tennessee, and on the banks of the river Missouri. 

 Chelidonium diphyllum, Mich. fl. bor. amer. 1. p. 309. Meco- 

 nopsis diphylla, D. C. syst. 2. p. 88. Plant smaller than the 

 S. petioldtum, and less glaucous, and furnished with shining hairs. 

 Leaves 2 on each stem, lobately-pinnatifid ; lobes roundish or 

 blunt. Peduncles usually proliferous. Flowers yellow. Cap- 

 sule bristly. 



Two-leaved Stylophorum. Fl. March, May. PI. 1 foot. 



3 S. PANICULA'TUM ; plant very bristly ; stem branched ; cau- 

 line leaves undivided, oblong, sessile ; flowers panicled ; capsules 

 spherical, beset with imbricate bristles. 1. F. Native of 

 Nipaul in Gosaingsthan, where it is called Espoo sma by the 

 natives. Meconopsis Napaulensis, D. C. prod. 1. p. 121. S. 

 Napalensis, Spreng. syst. 2. p. 570. Papaver paniculatum, D. 

 Don, prod. fl. nep. p. 197. Flowers crimson or yellow, about the 

 size of those of Papaver Rhce as. Calyx beset with starry down. 

 Style erect, cylindrical, half an inch long. Stigma capitate, 

 entire. Herb very poisonous. 



Panicled-fiovrered Stylophorum. PI. 3 to 4 feet. 



4 S. SIMPLICIFOLIUM ; plant beset with bristles ; leaves un- 

 divided, lanceolate, obtuse, quite entire, stalked ; scape 1 -flow- 

 ered ; flower nodding ; capsules oblong, very bristly. %.. H. 

 Native of Nipaul in Gosaingsthan in the alpine region of the 

 Himalaya, where it is called Ohaee and Themei-Sowang by the 

 natives. Papaver simplicifolium, D. Don, prod. fl. nep. 197. 

 Flowers crimson, with a dark purple claw at the base of each 

 petal. Anthers spirally twisted. Style cylindrical, thick, one- 

 half the length of the ovary. Stigma capitate, tetragonal. 



Simple-leaved Stylophorum. PL 1J foot. 



Cult. A beautiful genus of plants. The species require to be 

 planted in a shady situation, in a light rich soil. They may be 

 either increased by dividing the plants at the roots or by seeds. 

 They will all require to be protected during winter by a frame.'f 



V. HUNNEMA'NIA (John Hunneman, a very zealous bo- 

 tanist, who has introduced more plants into Britain than any other 

 individual.) Sweet, brit. fl. gard. 3. t. 276. 



LIN. SYST. Polyandria, Monogynia. Sepals 2, concave, deci- 

 duous. Petals 4 (f. 39. a.). Stamens numerous ; anthers linear 

 (f. 39. 6.). Ovary oblong; style short, permanent ; stigma pel- 

 tate, 4-furrowed, obsoletely 4-lobed. Capsule silique-formed, 

 rather compressed, 10-ribbed, 1-celled, 2-valved; valves bear- 

 ing many seeds at the edges (f. 39. e.). Seeds rather globose, 

 tubercled on the outside. Albumen cartilaginous. An erect 

 somewhat suffruticose plant, with decompound glaucous leaves 

 and solitary terminal yellow flowers, like those of Eschscholtzia 

 Californica. 



