160 



THE FLORA. 



1 Plants with an orange-red juice. Bloodroot, Sanguina'ria. 1 



\ Plants with a milk-white juice. ^oppy. Papa^ver. 2 



% Plants with a colorless juice. Calyx a cap, falling off whole. 



Petals 4, orange-yellow. Lvs. dissected. California Poppy. Eschscholt'zia. 

 b Pod 1-celled, smooth. Leaves pinnately divided. Fls. yellow. 



Stamens 24-32, shorter than the 4 petals. Celandine. Cuelido'nium. 



b Pod 2-celled, rough. Leaves palmate. Stig. 2-horned. Horn Poppy. Glau''cium 



c Style present, stigmas 3 or 4. Stem lvs. 2, opposite. Yellow Poppy. Meconop'sis 



c Style none, stigmas 4 or 6. Stem lvs. alternate. Prickly Poppy. Arqemo'ne 



1. SANGUINATJA. Bloodroot. 



Sepals 2, caducous. Petals 8-12, the outer longer. 

 Stamens about 24. Stigma sessile, 1 or 2-lobed. Cap- 

 sule pod-like, oblong, 1-celled, 2-valved, acute at each 

 end, and many-seeded. — U A low, acaulescent plant, 

 with white flowers, and full of a red or orange-colored 

 juice. 



S. Canadensis. Bloodroot. An interesting plant, in shady, rich 

 soils, flowering in early spring. Rhizoma thick, fleshy, and 

 when broken or wounded exudes a blood- colored juice, as 

 does every other part. From each joint of the root-stock 

 springs a single large glaucous leaf, and a scape about 6'' 

 high, bearing a single flower. Leaf kidney-shaped, with 

 lobes separated by rounded sinuses between. Flower of a 

 square outline, white, scentless, and of short duration. 



Fig. 38S. Sanguinaria Canadensis : h, the pod ; c, cross-section of it ; 

 d, seed cut open, showing the embryo. 



2. PAPA'VER. Poppy. 



Sepals 2, caducous. Petals 4. Stamens 00. Stigmas 

 many, united into a star-like crown, sessile upon the 

 thick ovary. Capsule 1-celled, opening by pores beneath 

 the edges of the stigma. Exotic herbs, mostly 0, with 

 a rcilk- white juice abounding in opium. 



* Bristly or hairy. Leaves pinnatifid. Flowers scarlet 2, 3 



• Smooth, glaucous. Leaves cut-trothed, clasping. Flowers white ...1 



