92 ROCHESTER ACADEMY OF SCIENCE. [Oct. 8, 



296. CONOPHOLIS Wallroth. 



723. C. Americana Wallr. [C. Americana (L. f.) A.Wallr.] Cancer-root. 



Rich woods; scarce. Irondequoit, Dr. C. M. Booth. Cobb's hill 

 woods, Brighton. Dugway, Brighton. Greece, J. B. Fuller. Parma, 

 Bradley. Sweden, /Vtf/. W.ff.Lennon. Wayne county. 



297. APHYLLON Mitchell. [Thalesia Raf.] 



724. A. uniflorum Gray. {Thalesia uniflora (L.) Britton.] One-flowered 



Cancer-root. 



Moist woods and wooded banks ; scarce. Glen Haven. Irondequoit. 

 Brighton. Webster. Brockport. Adams Basin. Maxwell's Station, 

 Livingston county. Wayne county. 



LENTIBULARIACEjE . 



298. UTRICULARIA L. 



725. U. vulgaris L. Common Bladderwort. 



Common in shallow water in the lower Genesee and in all the bays 

 and ponds opening into lake Ontario. 



726. II. gibba L. 



Rare. Mendon ponds, G . T. Fish and /. B. Fiiller. 



727. U. intermedia Hayne. 



Rare. Wayne county, E. L. Hankenson. 



728. U. resupinata B. D. Greene. 



Rare. Muddy margin of Mendon ponds, M. S. Baxter. 



729. U. cornuta Michx. 



Rare. Shallow water at Mendon ponds, G . T. Fish! Wayne county. 



299. PINGUICULA Tourn. [L.] 



730. P. vulgaris L. Butterwort. 



Wet rocks below Genesee falls, Dr. Dewey, Dr. Booth. (Exhausted.) 

 Mount Morris, Livingston county, Mrs. Mary E . Streeter. 



ACANTHACE.E. 



300. DI A NTH ERA Gronov. [L.] 



731. D.Americana L. Water-Willow. 



Rare. Eastern wide-water, Erie canal, Otto Bets . Wayne county. 



VERBENACE/E. 



301. VERBENA Tourn. [L.] 



732. V. urtica^folia L. White Vervain. 



Waste places, roadsides, pastures ; common. 



733. V. hastata L. Blue Vervain. 



Low grounds and roadsides ; common. 



302. PHRYMA L. 



734. P. Leptostachya L. Lop-seed. 



Open woods, ravines, thickets ; frequent. 



