84 NEW YORK STATE MUSEUM 



the blade I to 3 inches long, one-half to if inches wide. Flowers whitish, 

 very small, in a slender raceme, i to 4 inches long; each flower about one- 

 half of an inch long on a very short, nearly erect pedicel; lip triangular or 

 ovate and long pointed. 



In woods, thickets and recent clearings, Quebec to Manitoba, south 

 to Pennsylvania and Nebraska. Flowering in July. 



The Green Adder's-mouth (Malaxis unifolia Michaux) has the 

 single leaf clasping the stem near the middle ; flowers greenish on slender 

 pedicels; lip broad and three-toothed at the apex. Small and incon- 

 spicuous as well as rather rare. 



Large Twayblade 



Liparis liliifolia (Linnaeus) L. C. Richard 



Figure XIV 



Scapes 4 to 10 inches high, striate and smooth from a perennial solid 

 bulb, the base of the stem sheathed by several scales and two ovate or oval, 

 blunt, shining, light-green leaves, 2 to 5 inches long, i to 2\ inches wide. 

 Flowers yellow, numerous, rather showy, forming a loose terminal raceme; 

 petals very narrow and threadlike; lip erect, large, fully one-half inch long, 

 wedge-obovate in shape. Capsule club-shaped and about one-half inch 

 long. 



In moist woods, thickets and recent clearings, Maine to Minnesota, 

 south to Georgia and Missouri. Flowering from latter part of May to July. 



Fen Orchis; Loesel's Twayblade 



Liparis loeselii (Linnaeus) L. C. Richard 



Plate 42b 



A low bog orchis with two light-green, shining, elliptic or elliptic- 

 lanceolate leaves, 2 to 6 inches long, one-half to 2 inches wide and obtuse, 

 arising with the short stem from a solitary bulb which, with the base of the 

 stem, is sheathed by several scales and the remains of leaves of former 

 seasons; flowers greenish yellow, about one-fourth of an inch long, in a 



