FLOWERING PLANTS AND FERNS OF INDIANA. 695 



ACHROANTHE8 Rat 



A. monophylla (L.) Greece. White AdderV-mouth. 

 (Mtcroetylis monophylla Lindl.) 

 In moist woods in the southern counties. 

 Flowers in July. 

 Floyd (Clapp). 



A. unifolia (Michx.) Raf Green Adder' s-tongue. 

 (Microstylis ophioglossoides Nutt.) 

 In dry soils throughout the State, in woods and thickets. Not of 

 frequent occurrence. 



Flowers from July until in September. 



Vigo and Monroe (Blatchley; ; Noble (Van Gorder). 



LEPTORCHIS Thouars. 



L. liliifolia (L.) Kuntze. Large Twayblade. 

 (Liparis liliifolia Richard.) 

 Throughout the State in rich, moist soils, in open woods and 

 thickets. While found in many localities it is abundant in none of 

 its stations. 



Flowers from May through July. 



Vigo and Monroe (Blatchley) ; Clark (Barnes) ; Union and 

 Putnam (MacDougal) ; Gibson and Posey (Schneck) ; Franklin 

 Meyncke) ; Fayette (Hessler) ; Jefferson. 



L. Loeselu (L.) MacM. Fen Orchis. 



(Liparis Loeselii Richard.) 

 In the northern counties of the State, growing sparingly in wet 

 soils of hillsides and thickets. Also found in the springy or quaking 

 ground about lakes. 



Flowers from May until July. 



Fulton (Blatchley) ; Cass (Hessler) ; Kosciusko (Chipman) ; 

 Noble (Van Gorder); Lake (Hill). 



CORALLORHIZA R. Br. 



C. Corallorhiza (L.) Karst. Early Coral- root. 



(C. innata R. Br.) 

 In the southern part of the State in dry, somewhat sandy soils 

 in open woods. 



Flowering season May and June. 

 Floyd (Clapp). 



46— Geol. 



