222 Order 12.— PAPAVBRACE^. 



3 S. purptirea L. Side-saddle I'loteb. Los. short, deaimbent, inflated most 

 near the middle ; lamina broad cordate. — Bogs throughout Can. and IJ. S. This 

 apeciosis the most common, and on it the genus was founded. Lvs. G — 9' long, 

 rosulate, evergreen, composed of a hollow, pitcher-form petiole, swelling in the 

 middle, with a wing-like appendage extending the whole length inside, from 

 ^ — 1' wide, and extended on the outside of tho mouth into a lamina, covered 

 above with reversed haira. Their capacity when of ordinary size is about a 

 wine glass, and generally, like the other species, they contain water with 

 drowned insects. Scape 14 — 20' high, terete, smooth, supporting a single, large, 

 purple, nodding flower, almost as curious in structure as the leaves. Jn. 



i3. IIETEROPHTLLA Torr. Soapo rather shorter ; sep. yellowish green ; pet 

 yellow. — Northampton, Mass. (R. M. Wright). Lvs. scarcely different. (S. 

 heterophylla Eaton.) 



4 S. Gronovii. Trumpet-Leap. I/os. tali, straight, erect, tube gradually enlarged 

 to the open throat, wing narrowly linear, lamina sub-erect, roundish, mucronate, con- 

 tracted at base. — The largest species of the genus, in swampy pine woods, Va. to 

 Fla and La. Lvs. olten 3f in hight, and the scapes even taller ; the lamina as 

 broad as the open throat (2 — 3'). Pis. very large (when extended 4 — 5' 

 diam.) and of exactly the same structure in all the varieties. 



li. FLATA. Fls. yellow; foliage yellowish green, with or without purplish veins 

 (S. flava L. S. Catesbsei Ell.). 



d. ALATA. Els. yellow? large; lvs. 1 — 2f high, with the tube somewhat 

 ventricous above, throat contracted, wing conspicuous (J' broad). La. 

 (Hale). — A remarkable variety. 



/. BUBEA. Els. reddish purple, smaller than S. purpurea. Lvs. 1 — 2f high, 

 with purple veins (S. rubra Walt.). 



S. Deummondii. Fls. purple, very large; lvs. very tall (20 — 30), remark- 

 ably mottled above with purple veins and white, diaphanous interstices. (S. 

 Drummondii Groom) Fla. (Chapman.) 



Order XII. PAPAVEEACE^. Poppt-woets. 



Herbs with alternate, exstipulate leaves, and generally a milky or colored juice. 

 Fls. Bohtary, on long peduncles, never blue, hypogynous, regular, y/ or y. Sep. 

 2, rarely 3, caducous, and petals 4, rarely 6, all imbricated. Sta. indefinite, but 

 some multiple of 4. Anthers 2-cell8d, innate. Ova. compound. Sty. short or 0. 

 Stig. 2, or if more, stellate upon the flat apex of ovaiy. li: either pod-shaped, 

 with 2 parietal placenta, or capsular, with severaL Sds. 00, minute. Embryo 

 minute, at the base of oily albumen. (Figs. 229 — 231, 216.) 



An order consisting of 15 genera and 130 species, more tlian two-thirda of which are natis-es 

 of Europe. Tiie order is etiaractensed by active narcotic properties, p; mcipally resident In the 

 turbid jnice. Opiuni is the dried millty juice of Papaver somnifen.ni. The seeds are com- 

 monly rich in fixed oil. Several uf the species are highly ornamental in cultivation. 



^ Planta with a red juice. Petals 6, plane in tho bud Sanguinabia. 1 



^ Plants with a yellow juice. Petals crumpled in tho bud. (*) 



• Stigmas and placentie 3, 4, or 6. Capsule ovoid, (b) 



* Stigmas and placenta; 2 only. Capsule long, pod-ehaped. (a) 



a Pod 1-celled, smooth. Lvs. pinnate - Ciielidonhtm. 3 



a Pod 2-celled, rough. Lvs. palmate Glaucium. 3 



b Style distinct, but short MECOKOPSia 



b Style none, stigma seseilo Argemonk. 4 



T Plants with a white juice. Petals 4. crumpled in Imd Papaveii. 6 



T Plants with a watery juice. Calyx a mitre, tailing,' off whole EacnscHOLTZlA. 7 



1. SANGUINARIA, L. Blood-root. (Latin sanguis, blood ; all its 

 parts abound in a red juice.) Sepals 2, caducous ; petals 8 — 12, in 2 

 or 3 rows, tlie outer longer. Stamens about 24 ; stigma sessile, 1 

 or 2-lobed ; capsule siliquo-form, oblong, 1-celled, 2-valved, acute at each 



