136 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



MICROSTYLIS Eaton. Adder's Mouth. 



Microstylis monophyllos (L.) Lindl. (single-leaved). 

 Achroanthes nionophylla Greene. 

 White Adder's Mouth. 



Rare. Wet mossy woods: Salisbury (Mrs. C. S. Phelps, 

 H. S. Clark & Bissell). June. 



Microstylis unifolia (Michx.) BSP. (single-leaved). 

 Microstylis ophioglossoides Eaton. 

 Achroanthes unifolia Raf. 

 Green Adder's Mouth. 



Rare. Rich woods either moist or dry: Norwich (W. A. 

 Setchell, Mrs. E. E. Rogers), Franklin (Graves), East Lyme 

 (Miss A, M. Ryon), Union and SaHsbury (Bissell), Bolton 

 (A. W. Driggs & Weatherby), Enfield and Meriden (Andrews 

 & Bissell), Berlin (T. S. Brandegee), Granby (I. Holcomb), 

 New Haven (O. Harger), Oxford (Harger), Easton 

 ( Eames ) . July — Aug. 



LIPARIS Richard. Twayblade. 



Liparis liliifolia (L.) Richard (lily-leaved). 

 Leptorchis liliifolia Kuntze. 

 Large Twayblade. 



Rare or occasional. Rich and moist or sometimes dry and 

 rocky woods. June. 



Liparis Loeselii (L.) Richard. 

 Leptorchis Loeselii MacM. 

 Fen Orchis. 



Rare or occasional. Bogs, moist woods and wet shaded 

 banks. June — July. 



APLECTRUM (Nutt.) Torn Putty-root. Adam-and-Eve. 



Aplectrum hyemale (Muhl.) Torn (lasting over the winter). 

 Aplectrum spicatum BSP. 

 Putty-root. Adam-and-Eve. 



Rare. Rich woods: Norwich (J. Trumbull), West Hart- 

 ford (H. S. Clark, Miss A. Lorenz), Farmington (C. H. 

 Pember), Granby (L Holcomb), New Haven and Hamden 



