310 Karl M. Wiegand and Arthur J. Eames 



Beech Woods, Six Mile Creek ; Ringwood ; Mud Creek, Freeville ; woods, McLean 

 Bogs ; Wyckoff Swamp ; Bear Swamp ; Duck Lake ; and elsewhere. 



Conn, and s. Ont. to Minn., southw. to Md. and Okla. ; apparently rare on the 

 Coastal Plain. 



Flowering one to two weeks earlier than the last preceding species. It is un- 

 fortunate that Schweinitz's type was of the form with woolly capsules, which is 

 less common. 



16a. V. eriocarpa Schwein., var. leiocarpa Fernald & Wiegand. (See Rhodora 

 23:275. 1921. V. scabriuscula, in part, of authors. V. pubescens, in part, of 

 Cayuga Fl.) 

 In situations similar to the preceding; common. May; cleist. summer. 

 N. S. and Que. to Minn., southw. to N. C. and Mo. 



17. V. canadensis L. Canada Violet. 



Dry or damp rich gravelly woodlands, in calcareous soils with much humus; 

 frequent. May-July. 



Rare or absent on the ericaceous-chestnut soils of the basin, and on the clays ; 

 elsewhere general, especially in the ravines and in the McLean region. 



N. B. to Sask., southw. to S. C, Ala., Nebr., and in the Rocky Mts. to Ariz, and 

 N. Mex. ; rare or absent on the Coastal Plain. 



18. V. striata Ait. Creamy Violet. 



Alluvial stream banks and low alluvial woodlands, in calcareous regions ; infre- 

 quent. May-June 15. 



Negundo Woods (D.) ; Renwick woods; Amphitheater, Six Mile Creek (D. !) ; 

 McGowan Woods ; Fall Creek, between Forest Home and Varna, abundant ; woods 

 of Freeville and the McLean Bogs (D.) ; Fir Tree Swamp, Freeville; Taughannock 

 Gorge (D. !) ; Salmon Creek, above Ludlowville. 



N. Y. to Minn., southw. to Ga. and Mo. ; rare or absent on the Coastal Plain. 



19. V. conspersa Reich. (V. canina, var. sylvestris, of Cayuga Fl.) Dog Violet. 



Damp banks and the borders of low woods, in gravellv or sandy, alluvial, loamy, 

 neutral, rather sterile soils ; common. May ; cleist. summer. 

 General throughout the basin, except in the acid soils and clays. 

 E. Que. to Minn., southw. to Ga. ; infrequent on the Coastal Plain. 



20. V. rostrata Pursh. Long-spurred Violet. 



Damp or rather dry banks and open woods, in gravelly, more or less calcareous, 

 soils ; frequent, or locally common. May ; cleist. summer. 



Rare or absent on the ericaceous-chestnut soils of the basin ; otherwise general 

 in the proper situations. 



W. Que. to Mich., southw. in the mts. to Ga. ; mostly absent from the Coastal 

 Plain. 



White-flowered plants are occasional, as in lower Enfield Glen (forma 

 Phelpsiae Fernald, Rhodora 17: 180. 1915). 



21. V. arvensis Murr. Field Pansy. 



A weed in old sandy or gravelly, often loamy, fields, not primarily in acid soils ; 

 rare. July-Sept. 



Buttermilk Glen, field on top of hill s. side of upper glen, 1916; Etna, corner state 

 and Ringwood roads, 1922 (W. E. Manning) ; Lansing station, 1925. 



Newf. and Ont., southw. to N. C. Adventive from Eu. 



