42 DIDYNAMIA. GYMNOSPERMIA. 



10 aquatilis. L. In ponds. Mt. Pleasant. Dr. S. C. Roe—* 



v. s. y. June, white. 



11 aeris. L. (Butter cups.) In wet meadows. y. June. 



yellow. 



12 sanicidaefolius. Muhl. Cat. ? Eaton's Man. JBot. p. 397. 



In moist shady woods. Bloomingdale. 24. May — July, 

 yellow. 



13 fascicularis. Muhl. Big. Moist woods. April 17 — May. 



yellow. 



272. Coptis. Salisb. 



trifolia. Salisb. (Gold thread. Mouth root. J 

 Helleborus trifolius. L. 

 In the cedar swamp at Weehawk. y. May 15th — June, 

 white. 



273. Caxtha. L. Marsh marigold. 



palustris. L. In a swamp near Greenwich, and in New- 

 Jersey, y. April 26 — June, yellow. 



274. £ Brasenia. Schreb. Water target. 

 £ Hydropeltis. Mich. 



Hydropeltis. Muhl. 

 peltata. Pursh. 

 Hydropeltis purpurea. Mx. 

 In ponds about New-Utretcht Long-Island. Eddy. July — 

 Aug. purple. 



275. Hydrastis. L. Yellow root. 



Canadensis. L. Shady woods. % . May. white. 



GYMNOSPERMIA. 



276. Teucrium. L. Wood sage. Wild germander. 



1 Canadense. L. Wet shady places, and on the sides of 



rocky hills. Greenwich and Hoboken. y . July — 

 Aug. pale purple. 



2 Virginicum. JL. Shady low grounds. % . July, pur- 



ple. 

 277- Hyssopus. L. Hyssop. 



nepetoides. Willd. In woods at Flushing. (Prince. J 

 y . July, yellow. 

 278. Nepeta. L. Catmint. 



Cataria. (common.) Road sides and old fields. June — 

 Aug. §. 

 279- Mentha. L. Mint 



1 borealis. Mx. 



acutifolia, B. borealis. Pcrs. 

 Wet meadows, among bushes. % . July — Sept. pale purple. 



2 tenuis. Mx. 

 viridis. Walt. 



