50 POLYANDRIA. POLYGYNIA. 



-262. Hypericum. L. St. John's wort. 



1 perforatum, L. (Common.) Common in fields. %. June 



— Aug. yellow. 



2 Corymbosum. Willd; 

 punctatum. Lmk. 



In wet meadows and woods. U . June — Aug. yellow. 



3 parviflorum. Willd. 

 quinquenervium. Walt, 

 mutilum. L. 



In overflowed places. l/.June — Sept. yellow. 



4 angulosum. Mx. In the cedar swamp at Weehawk. U ? 



July, reddish. 



5 Canadense. L. Sandy fields. Greenwich. #» J une — Ju- 



ly, yellow; 



6 Virginicum. Li 

 Elodea campanulata. Ph. 



In the bog meadows about Hoboken. H. July — Sept. reddish. 



263. Aqjjilegia. L. Columbine. 



Canadensis. L. On rocks. U • April 28 — June, scarlet. 



POLYGYNIA. 



264. Liriodenijron. L. Tulip tree. 



Tulipifera. L. (While wood. White poplar. J In woods. 

 k • June 7. July, greenish-white. 

 365. Magnolia. L. 



glauca. L. (Swamp sassafrass. Swamp laurel. Bea- 

 ver wood. ) In swamps, Long-Island and New-Jer- 

 sey, k . May — June, white. 

 266. Anemone. L. Wind flower. 



1 nemorosa. L. 

 In moist shady places, and in woods, u. April 19— May- 



white, 

 var. quinquefolia* 

 A. quinquefolia. Pers. 

 With the former. 



2 Thalictroides. L. 

 Thalictrum anemonoidcs. Mx. 



Moist shady woods, and among rocks. #. April 19 — May 

 white. 



3 Pennsylvanica. L. 

 aconitifolia. Mx. 



In meadows near the French tan yards. U . June. 22 — Ju- 

 ly, yellowish-white. 



4 Virginiana. L. {Thimble-weed.') In woods about rocks. 



U . July, greenish-white. 

 2GT. Hepatica. Willd. Liverwort 



triloba. Willd. enum. 

 Anemone Hepatica. L. 

 Rocky woods, in fertile soil. %. April. 1 — May. 



