SARRACENIACEJL.PAPA VERACE&. 197 



Order V. SARRACENIACE^E {Pitcher-plant Family). 



Perennial, acaulescent bog -herbs. Leaves pitcher -shaped. 

 Flowers large, solitary, nodding. Sepals 5, persistent, with 3 

 bracts at base. Petals 5. Stamens indefinite, hypogynous, style 

 single, stigma large, petaloid. Seeds numerous. 



i. Sarracenia. Petals, deciduous. Stigma peltate, 5-angled, per- 

 sistent. Capsule 5-celled, 5-valved, many-seeded. 



i. S. PURPUREA (Pitcher-plant}. Leaves with tubular, inflated, gibbous 

 petioles, which are winged on the inside, ending in a broadly cordate, erect 

 lamina, hairy on the inside. Scapes i2'-3o' high, with a single, large, nod- 

 ding, dark-purple flower ; petals inflected over the stigma. June. 



Order VI. PAPAVERACE^E. 



Herbs, usually with a milky or colored juice. Leaves alter- 

 nate. Stipules none. Flowers solitary, on long peduncles, never 

 blue. Sepals 2, rarely 3, caducous. Petals 4, rarely 6, regular, 

 hypogynous. Stamens usually some multiple of 4. Ovary i- 

 celled, forming a pod with 2 or 3 parietal placentas, or a capsule 

 with several. 



f Without stem Sanguinaria. 



f Flower-buds droop Chelido- 

 PA PAVE RACEME. \ . nium. 



("Juice yellow -j 

 Flower-buds erect A rgemo- 

 l nia. 



\_ Juice white Papaver. 



i. Sanguinaria. Sepals 2. Petals 8-12. Stamens numerous. 

 Stigma i-2-lobed, sessile. Capsule oblong, i-celled, 2-valved, many- 

 seeded. 



1. S. CANADENSIS (Bloodroof). Acaulescent ; rhizomas creeping, fleshy, 

 of a red color. Leaves reniform, 3~7-lobed, smooth. Flower white, in- 

 odorous, and of brief duration. April-May. 



2. Chelidonium. Perennial herb. Sepals 2. Petals 4. Stamens 

 numerous. Stigma sessile, bifid. Capsule pod -like, linear, 2-valved. 



i. C. MAJUS (Celandine). Stem erect, branching, very smooth ; leaves 

 pinnate, 5-y-foliate ; leaflets ovate ; flowers yellow, very fugacious ; sepals 

 orbicular ; petals elliptical. A branching, pale-green weed. May-August. 



3. Agremone. Petals 4-6. Style none ; pod prickly, valved. 

 Seeds crested, juice yellow, leaves sessile. 



i. A. MEXICANA (Prickly Poppy). Leaves with prickly teeth ; flowers 

 yellow. Waste places. July-September. 



