50 



A GUIDE TO THE WILD FLOWERS 



141. Moccasin Flower or Pink Ladies'-slipper. Cypripe- 

 dium acaiile. Leaves elliptic, 5-8 in, long, many-veined and 

 plaited. Flower solitary, the pink sac nearly 2 in. long, very 

 showy. Pod angled, about i>^ in. long. May-June. In dry 

 woods Newfoundland to N. Car. and Tenn. west to Man. and 

 Minn. Fig. 141. 



142. Yellow Ladies'-slipper. Cypripedium parviflorum. 

 Stems 1-2 ft. tall, leafy to nearly the top. Leaves oval or 

 oblong, 2-6 in. long, half as wide. Flower mostly solitary, 

 the sac yellow, %-2 in. long. June. New Brunswick to Ala. 

 and westward, mostly in rich woods. 



143. Showy Ladies'-slipper. Cypripedium reginae. (C. 

 hirsutum.) Stem stout and hairy, 1-2 ft. tall, leafy to the 

 top. Leaves oval, acute at the tip, 3-6 in. long, 1-3^ in. 

 wide. Flowers usually, but not always more than i, the sac 

 much inflated, white, with crimson stripes, 1-2 in. long. Sum- 

 mer. In swamps or woods ; Newfoundland to Ontario and 

 Minn, south to Ga. Fig. 143. 



144. Ram's Head Ladies'-slipper. Cypripedium arietinum. 

 Not over i ft. high, the flower solitary. Leaves 3 or 4, 2-4 

 in. long, elliptic or lanceolate. Sac not much inflated, red and 

 white, the tip narrowed into a blunt spur, about ^ in. 

 long. June-July. In cold woods, Quebec to New England, 

 N. Y. and west to Minn. 



145. White Ladies'-slipper. Cypripedium candidum. From 

 6-12 in. high and leafy. Leaves 3-5 in. long, ^-13/2 in. wide, 



