PLANTAGINACEAE 567 



2. Dianthera L. 

 1. D. americana L. In water and wet places: Ont. to Mich., 

 Kan., Ga. and Tex. 



N. Y. Known definitely only from Orange Co. 

 N.J. Known only along the Delaware from Gloucester to Mercer 



counties. 

 Pa. Luzerne, Bucks and Chester counties. 



PHRYMACEAE 



1. Phryma L. 

 1. P. Leptostachya L. In woods and thickets: Can. to Minn., 

 Fla. and Kan. Also in eastern Asia. 



Throughout the range, except in the pine-barrens, there unknown, 

 local on the coastal plain. 



PLANTAGINACEAE 

 1. Plantago [Tourn.j L. 



Corolla-lobes spreading or reflexed in fruit, not closed over the top of 

 the pyxis. 

 Leaves ovate, lanceolate or oblong. 



Seeds several or many in each pyxis. 



Pyxis ovoid, circumscissile at about the middle. I. P. major. 



Pyxis oblong, circumscissile much below the middle. 2. P. Rugelii. 



Seeds 2-4 in each pyxis. 



Leaves all narrowed at the base, parallel-ribbed. 3. P. lanceolata. 



Leaves or some of them cordate; veins starting from the 



midrib. 4. P cordata. 



Leaves linear or filiform. 



Leaves fleshy; plant maritime. 5. P. maritima. 



Leaves not fleshy; plant not maritime. 6. P. aristata. 



Corolla-lobes erect and closed over the top of the pyxis. 



Leaves spatulate to obovate; stamens 4. 7. P. virginica. 



Leaves linear-filiform; stamens 2. 8. P. pusilla. 



i. P. major L. In waste places: nearly throughout N. Am. 

 and nearly cosmopolitan in distribution, seemingly in part 

 naturalized from Europe and in part native in our area. 



Common as a weed throughout the range. A form found along 

 the coast and on shores inland, described as P. halophila Bicknell, 

 appears to be the same as P. intermedia Gilib., which seems to be a 

 form of P. major. 



