296 FLOIVERS OF FIELD, HILL, AND SWAMP 



A much-branched, stiff little plant, often with reddish stems 

 and flowers in terminal clusters. It has a sweet, minty odor, 

 which it retains when dried. It is not hard to find among the 

 hills from New Jersey to Georgia and westward. 



40. Stemless Lady's Slipper. Noah's Ark, Moccasin- 

 flower 



Cypriphdium acaule. — Family, Orchid. Color, pink, with 

 darker lines, rarely white. Leaves, a pair near the base of the 

 stem, oblong. Near the flower a bract. Time, May, June. 



Sepals, 3, greenish purple, lance-shaped, 2 inches long ; 2 

 lance-shaped /^/'a/y, besides the lip, which forms a broad, deep, 

 hanging pocket or sac over 2 inches long, white-hairy inside, 

 open at the top. 



A rather early, handsome woods- dweller, up hillsides or in 

 sandy or rocky woods. The moccasin-flower hangs gracefully, 

 singly, from the top of a smooth scape 6 to 12 inches high. 



Range from Newfoundland to North Carolina, westward to 

 Kentucky and Minnesota. 



41. Larger Yellow Lady's Slipper 



C. pubescens has several leaves on the stem, large, broad, 

 pointed, 3 to 5 inches long. 



Sepals, 3, 2 of them united, lying under the inflated, pocket- 

 like lip. Petals, besides the lip, 2, long and narrow, brown, 

 twisted or wavy, as are the sepals. Lip nearly 2 inches long, 

 much inflated, pale yellow, striped with purple. Stem 2 feet 

 high. 



A handsome orchid, found from New England to Alabama and 

 among the mountains of Virginia. 



42. Smaller Lady's Slipper 



C. parviflhrum has a subtle, rare fragrance not found in the 

 preceding. Its color is a brighter yellow, sometimes purplish. 



