234 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. fBuU. 



Rare or local. Exposed ledges and bleak mountain tops: 

 Norfolk (Miss M. C. Seymour, Weatherby & Bissell), Corn- 

 wall (E. E. Brewster), Salisbury (Bissell et al.). May — 

 July. 



Potentilla pacifica Howell. 



Potentilla Anserina of American authors in part, not L. 

 Argentina Anserina Rydb., var. grandis Rydb. 

 Silver Weed. Argentina. Wild Tansy. 



Inner edges of salt marshes along the coast. Milford, 

 locally plentiful (Eames), New Haven (Bissell), East Haven 

 (Harger), Guilford (G. H. Bartlett) ; and common eastward. 

 Mid-May — July. 



Potentilla pumila Poir. (dwarf). 



Frequent. Roadsides and fields. April — May. 

 The comparative distribution of this and the species next 

 following has not been worked out. 



Potentilla canadensis L. 



Yellow Strawberry. Cinquefoil. Five-finger. Running 



Buttercup. 



Common. Dry, open places, especially on hillsides. 

 April — Aug. 

 Potentilla canadensis L., var. simplex (Michx.) Torr. & Gray 



(simple). 

 Potentilla simplex Michx. 

 Cinquefoil. Five-finger. 



Frequent or common. Woods, fields and roadsides. 

 May — Aug. 



FILIPENDULA Hill. 



Filipendula rubra (Hill) Robinson (red). 

 Ulmaria rubra Hill. 

 Spiraea lohata Gronov. 

 Queen of the Prairie. 



Rare or local. Roadsides as an escape from cultivation: 

 Groton and Sprague (Graves), Monroe, Trumbull and Fair- 

 field (Fames). June — July. Naturalized from the West. 



Filipendula Ulmaria (L.) Maxim. (Ulmus, the Elm). 

 Ulmaria palustris Moench. 



