Corallorhiza ORCHIDACEAE Tipularia 



Corallorhiza (Haller) R. Br 

 C. maculata Raf. Spotted Coral Root. 



Rare; in woods: near Centre ville (NC), Commons, Sept. 1863 

 (A); Chestertown (Ke), E. G. Vanatia, 2 Aug. 1905 (A). Late 

 July into Sept. 



C. Wisteriana Conrad. Early Coral Root. 



Infrequent in woods of the Piedmont and Coastal Plain, in New 

 Castle and Cecil Counties. Late April to mid-May. 



C. odontorhiza (Willd.) Nutt. Autumn Coral Root. 



In woods, often under pines or hemlocks; infrequent throughout. 

 Mid- Aug. to late Sept. 



Malaxis Soland. 



M. unifolia Mx. (Microstylis unifoUa of Gray's Man., ed. 7.) 

 Green Adder's Mouth. 



Dry woods, usually under pines; infrequent but widespread in 

 both Piedmont and Coastal Plain provinces. Early June to mid- 

 July. 



Liparis Rich. 



L. liliifolia (L.) Rich. Twayblade. 



Frequent in rich woods of the Piedmont, and sandy pine woods 

 southward to Wicomico County. Late May, June. 



Aplectrum (Nutt.) Torr. 

 A. hyemale (Muhl.) Torr. Adam-and-Eve. Putty Root. 



Rather frequent in rich woods of the Piedmont of New Castle 

 and Cecil Counties; rare on the Coastal Plain: rich woods 2J^ mi. 

 n. e. of Cecilton (Ce), R. R. Tatnall, 5242, 19 Oct. 1945 (T). Late 

 May, early June. 



Tipularia Nutt. 



T. discolor (Pursh) Nutt. (T. unifolia (Muhl.) BSP.) Crane- 

 fly Orchis. 



Rocky slopes of the Piedmont, and rich or sandy woods of the 

 Coastal Plain; frequent and widely distributed throughout. Flow- 

 ering from mid-July to mid- August. 



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