WILD FLOWERS OF NEW YORK 65 



SO, usually larger, often spurred. Stamens variously united with the style 

 into an unsymmetrical column, usually one anther, sometimes two, each 

 two-celled; the pollen in two to eight pear-shaped, usually stalked masses 

 (poUinia), united by elastic threads, the masses waxy or powdery and 

 attached at the base to a viscid disc (gland) . Style often terminating in 

 a beak (rostellum) at the base of the anther or between its sacs. Stigma 

 a viscid surface, facing the lip beneath the rostellum, or the cavity between 

 the anther sacs (clinandrium) . Ovary inferior, usually long and some- 

 times twisted, three-angled, one-celled. Seeds very numerous and minute, 

 usually spindle shaped. 



Small White Lady's-slipper 



Cypripedium caudidiun Willdenow 



Plate 29 



This is one of the rarer Lady's-sHppers of the east, with rather stiffly 

 erect stems 6 to 12 inches high. Leaves three to five, eUiptic or lanceolate, 

 pointed, 3 to 5 inches long, two-thirds to i ^ inches wide ; flowers solitary or 

 very rarely two on a stem; sepals lanceolate, as long or longer than the lip, 

 greenish, spotted with purple; petals somewhat longer and narrower than 

 the sepals, wavy-twisted, greenish; lip white, striped with purple or magenta 

 inside, about three-fourths of an inch long. 



In marly bogs and low meadows, sometimes in sphagnum bogs. New 

 York and New Jersey to Kentucky, Minnesota, Missouri and Nebraska. 

 Flowering in June and July. 



Showy Lady's-slipper 



Cypripedium reginae Walter 



Plate 30 



The largest and most showy of our native orchids, with a stout, villous- 

 hirsute stem, i to 3 feet high, leafy to the top. Leaves large, 3 to 8 inches 

 long, I to 4 inches wide, elliptic in shape, acute. Flowers i to 3; sepals 

 round-ovate, white, the lateral ones united for their entire length; petals 

 somewhat narrower than the sepals, white, lip much inflated, i to 2 inches 

 long, white, variegated with crimson and white stripes. 



