19 



■\i pedate. Pedate violet. 



" delphinefolia . Nutt. Larkspur-leaved violet. 

 •• lanceolata. Lance-leaved violet. 

 " rutundifolia. Mchx. Round-leaved violet. 

 Canadensis. Canadian violet. 

 Rubescens. Ait. Common Yellow violet. 

 " Muklenbergii. Torr. Muhlenberg's violet. 



Prostrata. Beaked violet. 

 " Striata. Ait. (v. ocliolenca. Schw.) Striped violet 



aroensis. Ell. (v. letriella. Muhl.) v. vecolor. Ph. 

 " fri color. Tricolored violet. Pansy. Hearts-ease. 

 Sole a . 

 Solea concolor. Ging. (Viola concolor. Ph.) Green violet. 

 Woods. F. Greenish white. A£r. May. Prop, emetic. 

 Ord.— DROSERACE^E. Sundews. 

 Drosera roiundifolia. Round-leaved Sundew. Swamps. F. 

 White. Aug. Acid, and acrid. 



Parxassia. 

 Parnassia palustris. Bogs, and shores of lakes N. part of state. 

 F. White. Prop, astringent and tonic. 



Ord.— CISTACE^E. Rock Roses. 

 Heliaxthenum. 

 Helianthenum Canadense. (Cistus. Canad. Willd.) Frost plant. 

 Fields. Woods. F. Y. June. Sept. Astringent and tonic. 



Hudsonia. 

 Hudsonia tomentosa. Nutt. Downy. Hudsonia. Shores of lakes 

 N. part of State. F. Y. May. Prop. Astringent. 

 Ord.— HYPERICACE^E. Hypericum. 

 Hypericum pyramidatum. Ait. (H. ascyroides. Willd.) Giant 

 Hypericum. Hills. Banks of streams. F. July and Aug. The juice 

 of many species of this class is considered purgative and febrifugal. 

 They contain an essential oil, and a bitter extractive matter. 

 Hypericum perforatum. Common St. John's-wort. Introduced. 

 Hypericum corymbosum. Muhl. (H. punctatum. Beck.) Spotted 

 St. John's. 



Hypericum prolificum. 



Hyper rum ndpressum Barton. 



Hypericum Canadense. 



Ord.— CARYOPHYLLACE^E. Silene. 

 Silene. Virginica. Virginian Catch Fly. Campion, fields. V. 

 R. June. Prop. Anthelmenrir, 



