DIANDRIA. DIGYNIA. 11 



2 dilatata. Muhl. — Ell. Along with the preceding. Green 

 wich. ®. July — Sept. 



11. Utricularia. *L. Hooded Milfoil. 



1 macrorhiza. LC. 

 vulgaris. Ph. et Big. non L. 



In ponds, three miles from Brooklyn, L. I. %. Aug. yellow. 



2 ceratophylla. Mx. In stagnant waters. New- Jersey. 

 Eddy. 21. July, yellow. 



3 setacea. Mx. In ponds and overflowed places in the pine 

 barrens of New- Jersey. U. June — Aug. yellow. 



4 striata. LC. M. S. With the preceding. U. June, yellow. 



5 purpurea. Walt, 

 saccata. LC. 



In ponds on Schooley's mountain. LC. Aug. purple. 



12. Catalpa. Juss. Indian Bean. Catalpa. 



cordifolia. Ell. 

 syringaefolia. Sims. 

 Bignonia Catalpa. L. 

 Introduced from the southern states. \. July. Aug. varie- 

 gated. 



13. Lycopus. L. Water Horehound. 



1 Europaeus. L. — Mx. 

 vulgaris. Pers. 

 Americanus. Muhl ? 



In wet shady places. New- York. y.. July — Aug. white. 



2 Virginicus. L. In low wet places. V-. Aug. white. 



14. Monarda. L. Mountain-balm. 



1 fistulosa. Willd. In woods. N.J. %. July — Aug. pale red. 



2 allophylla. Mx. 

 oblongata. Ait. 

 mollis. Willd ? 



On rocky hills. If . Aug. — Sept. 



15. Salvia. L. Sage. 



lyrata. L. In sandy fields. New-Jersey. Eddy. % . May. 

 June. blue. 



16. Collinsonia. L. Horse-weed. Richweed. 



Canadensis. L. In woods and among rocks. %* Aug. yel. 



17. Fraxinus. L. »2 . Ash. 



1 sambucifolia. Willd. (black.) In moist woods. May. 



2 discolor. Mx. f. (White Ash. J In woods. N.Jersey. May. 



3 concolor. Mx. f. (Green Ash. White Ash.) 

 acuminata. Lmk. 



In woods. New- York and New-Jersey. 



4 platycarpa, Vahl. On the Island of New- York. LeConte. 



DIGYNIA. 



18. Axthoxaxthum. L. Vernal Grass. 



odoratum. L. (sweet scented.) In meadows and woods. 

 %. May — July, 



