MENYANTHACEAE. 257 



Bwcfcs— Buckingham Valley, C. A. Boice (B. C.)- Delmvare—Darbj 

 Creek below Kellyville, Dr. Geo. Smith (B. Sm.), near Media (Pu.), 

 Elwyn (U. C. S.)- Chester— W. Bradford Twp. (St.). Lancaster— (F.). 

 Series- (V.). 



Cumberland— Bxidgeton (€.)• 



New Cos«e— Brandywine, Tatnall; Centerville, Greenbank, Commons; 

 Townsend, Canby. 

 7. Gentiana Porphyrio J. F. Gmel. M. p. 734. Moist pine-barrena. 

 Autumn. 

 Burlington— " The Plains" (Br.) (St.), Atsion. Atlantic— 'Egg Har- 

 bor, Mullica River (C), Hammonton (Je.), May's Landing (Li.), EI- 

 wood(Te.). 



4. BARTONIA Muhl. 

 1. Bartonia Virginica (L.) B. S. P. M. p. 735. Open woods. Late 

 summer. 



5. OBOLARIA L. 

 1. Obolaria Virginica L. P.ennywort. M. p. 735. Moist woods. Spring. 

 Philadelphia — Limekiln Pike and County Line (Je.), Wissahickon 

 (He.) (Me.). Bucks— Krgus, Rock Hill (Fr.), Tylersport (Ja.), Sole- 

 bury Twp. (Ws.). Montgomery— Bvjn Mawr (Ha.) (Ke.), Wynnewood 

 (Re.), Chelten Hills (Te.). Deiaware— Swarthmore, Dr. J. B. Brinton 

 (Ke.) (St.), Radnor (Cr.), Wawa (Sa.), Concord (W. Tr.). Chester— 

 FaUs of French Creek (Ja.), Devon, H. A. Lang (VP.), Westtown (Le.). 

 Loncasier — York Furnace (Cr.). Berks— (V.). Lehigh — Near St. 

 Luke 's Hospital (Kr.). Northampton— {F.). 



Camc^eri— Haddonfield (C). Gloucester— Swedeshoro (Li.). Salem- 

 Salem (C). Me^'cer— Asylum, Princeton, Lawrenceville (C). Somerset 

 Rocky Hill (C). Hunterdon— Bloomshurg, Lambertville, Roseniont (C). 

 Neiv Castle — Brandywine, Faulkland, Iron Hill, Canby and Tatnall. 

 Frequent. 



Family 4. MENYANTHACEAE G. Don. Buckbean Family. 



Leaves 3-foliolate; swamp plant. 1. Menyanthes. 



Leaves simple, entire, cordate, floating. 2. Limnarithemum. 



1. MENYANTHES L. 

 1. Menyanthes trifoliata L. Buckbean. M. p. 736. Bogs. Early sum- 

 ^ .. , mer. 



^«c^s— Rock Hill (Cr.) (Fr.). Lancaster— Near Lancaster (Ca.). 



Gloucester— 'Re^awpo (Cr.). 



New Castle— Thom-pson's, Tatnall. Probably now extinct. 



2. LIMNANTHEMUM S. G. Gmelin. 

 L LiMNANTHEMUM LACUNOSUM (Vent.) Griseb. Floating Heart. M. p. 

 736. Shallow water. Summer. 

 jBwcfcs— Bristol, Mart. (B. C.) (Te.). 



Burli7igton— Atsion (Fr.) (Te.), Quaker Bridge (Pr.) (Te.). Glouces- 

 ter-Center Square (He.), Malaga (Ha.), near Swedesboro (Li.). Salem 



