13 



tricolor, L. Var. arvensis. Pansy. Hearts-ease. Introduced. 



rotundifolia, Michx. Round-leaved Violet. N. 



prirnulaBfolia, L. Primrose-leaved Violet. N. 



Canadensis, L. Canada Violet. N. 



hastata, Michx. Halberd-leaved Violet. N. 



pedata, L. Bird-foot Violet. Lancaster, Dr. Bigelow. 



tenella, Muhl. Clarke, Cin. 



CISTACE^E. 



Hellas themum, Tourn. Canadense Michx. Frost Weed. Rocky Rose. Gen* 

 Lechea, L. minor, Lam. Pinweed. Gen. • 



DROSERACE^. 



Drosera, L. rotundifolia, L. Round-leaved Sundew. Peat-bogs. N. 

 longifolio, L, Long-leaved Sundew. Peat bogs. 



PARNASSIACE^E. 



Parnassia, Tourn. Caroliniana, Michx. Grass of Parnassus. Cleveland. 



HYPERICACE^. 



Hypericum, L. pyramidatum, Ait. Great St. John's Wort. Gen. 



perforatum, L. Common St. John's Wort. Gen. 



corymbosum, Muhl. Spotted St. John's Wort. Gen. 



mutilum, L Small St. John's Wort. Gen. 



ellipticum, Hook. Gen. 



sarothra, Michx. Orange Grass. Pine Weed. Gen. 



Canadense, L. Canadian St John's Wort. Gen. 



sphgerocarpon, Michx. Columbus, Lesqx. 



Kalmianum, L. Kalm's St. John's Wort. Summit Co. 



prolificum, L. Shrubby St. John's Wort. Summit Co. 

 Elodea, Pursh. Virginica, Nutt. Marsh St. John's Wort. Gen. 



CARYOPHYLL^CE^E. 



Saponaria, L. officinalis, L. Soap wort. Escaped from cultivation. 

 Silene, L. stellata, Ait. Starry Campion, N. 



Pennsylvanica, Michx. Wild Pink. N. 



Virginica, L. Fire Pink. Lancaster, Dr. Bigelow. 



noctinora, L. Night-flowering Catchfly. Lancaster. Introduced. 



antirrhina, L. Sleepy Catchfly. Gen. 



nivea, D. C Columbus, Sullivant. 



rotundifolia, Nutt. Round-leaved Catchfly. S. 



regia, Sims. Royal Catchfly. S. 

 Agrostemma, L. Githago. Lam. Corn Cockle. Gen. 

 Arexaria, L. lateriflora, L. Sandwort. Gen. 



serphyllifolia, L Thyme-leaved Sandwort. Introduced. 

 Stellaria, L. longifolia, Muhl. Stitchwort. Gen. 



media, Smith. Chickweed. Introduced. 



longipes, Goldie. Long-stalked Stitchwort N. 



pubera, Michx. Great Chickweed. Cin., Dr. Kellogg 

 Cerastium, L. vulgatum, L. Mouse ear Chickweed. Gen. 



viscosum, L Larger Chickweed. Gen. 



arvense, L. Field Chickweed. Gen. 



