LENTIBULABIACEAE. 293 



(Pe.), Concord (W. Tr.), Valley of Darby Creek (B. Sm.), Glen Riddle 

 (Te.)- C/iester— Westtown (Le.)- Lancaster— (P.). Lehigh— Liehigh 

 Mountain, Deily's (Kr.). Northampton— (F.) . 



Camden — White Horse (C), Lindenwold (VP.). Gloucester — HurfiE- 

 ville (C.)- iZwi^erdo-Ji— Lambertville (Ws.)- /Somerset— Somerville (C.). 



New Castle — Beaver Valley, Tatnall; Mill Creek, Granogue, Canby. 



20. SCHWALBEA L. 

 1. ScHWALBEA AMERICANA L. Cluif-seed. M. p. 841. Wet, sandy soiL 

 Early summer. 

 Camden — Winslow Junction, Mart. (B. C), Williamstown Junction 

 (Le.). Cape May — Cape May (Ke.). Atlantic— Kammonton (C), Egg 

 Harbor. 



New Castle— Canal, St. George's. 



21. PEDICULARIS L. Lousewort. 



Leaves pinnately lobed; capsule ovate, scarcely longer than the calyx. 



1. P. lanceolata. 

 Leaves pinnately parted ; capsule lanceolate, 3 times as long as the calyx. 



2. P. Canadensit. 



1. Pedicularis lanceolata Michx. M. p. 843. Swamps. Autumn. 



Philadelphia— Philadelphia, C. E. Smith (B. C). ^wcfcs— Tullytown 

 (Cr.). Delaware— 'Rhoads' Swamp (Fu.) (B. Sm.), Concord (W. Tr.). 

 Chester— North of Coatesville (St.), near Valley Station (Pr.). Lancas- 

 ter— {P.). Lehigh— Deilj 'a (Kr.). 



Burlington — MedtoTd (Br.), Bordentown (C). C'o?n.deft — Ashland 

 (Cr.), Lindenwold (VP.). jSoZem — Woodstown (Wa.) (Wn.). Mon- 

 mouth— Freehold (C). Mercer— Trenton (C). Middlesex — Metuchen, 

 Sand Hills (C). 



New Castle— Thompson's, Tatnall; Scott's, etc., Ogletown. Scarce. 



2. Pedicularis Canadensis L. Common Lousewort, Wood Betony. M. p. 



844. Copses. Spring. 



22. MELAMPYRUM L. 



Leaves lanceolate or linear-lanceolate, the floral 2-4-toothed at the base. 



1. M. lineare. 

 Leaves ovate, all entire. 2. M. latifolium. 



1. Melampyrum lineare Lam. Cow-wheat. M. p. 845. Dry woods and 



thickets. Summer. 



2. Melampyrum latifolium Muhl. M. p. 845. Dry woods. Summer. 



Delaware — Tinicum (B. Sm.). 



Family 10, LENTIBULARIACEAE Lindl. Bladderwort Family. 

 1. UTRICULARIA L. Bladderwort. 



Scapes rooting in the mud; leaves entire; bladders usually few or none. 

 Scapes stout, strict 1-10-flowered; flowers yellow, 8-20 mm. broad. 



1. V. cornuta. 

 Scape filiform, 2-braeted above; flower solitary, purple. 



2. V. resupinata. 



