CLASS XX. ORDER I. 349 



Syn. POGONIA VERTICILLATA. Browti. 



From six to twelve inches high, with a single whorl of smooth, 

 oval-lanceolate leaves at the top of the stem. Ahove this is a 

 single flower, the three outer petals of a greenish brown, linear, 

 and about two inches long ; inner petals short, oblong, obtuse. 

 Lip spreading, crested in the middle, undulated at the end. — At 

 Medfield, and at Brooklyn, Connecticut. — July. — Perennial. 



362. CYMBIDIUM. 



Cymbidium pulchellum. Sid. Tuberous Cymhidium. 



Leaves radical, ensiform, nerved ; scape few flow- 

 ered ; lip erect, narrowed at base, with an expanded 

 border, and a concave hairy disc. Sw. 

 Syn. LiMODORUM tuberosum. L. 



This fine plant is found in meadows at Cambridge, and else- 

 where, flowering in July. Hoot bulbous. Stem one or two feet 

 high, sheathed at base. The plant has only one, long, grass 

 like sheathing leaf. The spike contains several alternate, pur- 

 ple flowers. Petals five, spreading. Lip of the nectary erect, 

 increasing in width upward, and furnished toward the top inside 

 •with yellow, glandular hairs. Style opposite to this, concave, 

 dilated, supporting a terminal anther. — Perennial. 

 363. CORALLORHIZA. 



CORALLORHIZA ODONTORHIZA. Nutt. DragOJl's ClaW . 



Lip entire, ovate, obtnse, crenniale; spur obsolete, 

 adnate to the germ ; stem leafless. 

 Syn. Cymbidium odontorhizox. Willd. 



A singular, erect, leafless, fleshy plant of the woods. Stem 

 fleshy, particularly at the root, smooth, somewhat furrowed, leaf- 

 less, with several close sheaths. Spike many flowered. Germs 

 inversely ovate, compressed, striated. Petals five, of a brown- 

 ish green, erect or spreading Lip of the nectary as long as the 

 petals, ovate, declined, a little curled at the edge, white with 

 irregular, purple spots. — In dark, moist woods. — July, August. — 

 Perennial. 



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