68 CATALOGUE Of 



DiERViLLA canadensis, Willd. Bush honeysuckle, r-y. J. h 2— "^ 



ft. Open woods. 

 DiGiTARiA sanguinalis, P. Au. 1—2 ft. Road sides. 

 B.Jiliformis, E\l. Au. <v) 12— 18 i. Rocky woods. 

 DioscoREA villosa, Linn. Yam Root, g-w, J. 21 Twining. Damp 



woods. 

 D. quaternata, Wr. g-w. J. 2/. Twining, with the preceding. 

 BiosFYROs virgLniana,Lian. Persimmon, y-w. M. h 15 — 25 ft. 



Woods. 

 DiPSAcus st/Zves/ris, Mill. Wild Teasel, b. Ja. % 2— 4 ft. Road 



sides. 

 DiRCA palustris, Linn. Leather-wood. y. Ap. h 2—4 ft. Swamps. 

 DiscoPLEURA cflijiZZacefl, Dec. «?. Au. © 10— 18 i. Wet grounds. 

 DoDECATHEON meacZia, Linn. p. M. 21 S—l^ i. Eastern Shore. 

 Drosera rotundifolia, Linn. Sun-dew. y-w. Ju. ^ 4 — 3 i. Sphag- 



nous swamps. 

 BvhicmvM spathaceum,?. y-g. Ju. 2/. 12—18 1. Swamps. 

 EcHiuM vulgare, Linn. Blue Thistle, b. J. % 2—3 ft. Road sides. 

 EcLiPTA procumbens, Mx. w. J. 1—3 ft. Low banks of the 



Potomac. 

 Elephantopus carolinianus, Willd. p. Au. 21 2 ft. Dry sandy 



fields. 

 Eleusine iwdiccr, Lk. Wire grass. Ju. © 6— 12 i. Roadsides. 

 Elymus vlrginicus, Linn. Wild Rye. Ju. 2/ 2 — 4 ft. Open woods. 

 E. villosus, Muhl. Lime-grass. Ju. 21 2—3 ft. River banks. 

 E. hystrix, Linn. Ju. 21 2—3 ft. Rocky woods. 

 Epigea repens, Linn. Trailing Arbutus, r-w. Ap. b Creeping. 



Open woods. 

 Epilobium Zineare, Muhl. r-w. J u. 2^ 1—2 ft. Wet meadows. 

 E. coloratum, Muhl. r-p. Ju. ^ 2 — 3 ft. Wet meadows. 

 Epiphegus americanus, N. Beech Drops, p-y. Ju. 21 8 — 12 i. 



Woods. Parasitic. 

 Equisetum arwense, Linn. Horsetail. Ap. 2J^ 6 — 8 i. Wet grounds. 



E. hyemale, Linn. Scouring Rush. J. 2/. 1 — 3 ft. Low woods. 



E. sylvalicum,Lhm. Ap. 11 12 — 18 i. Wet meadows. 



Erigeron belUdifolium, Willd. p. M. 21 1 — 2 ft. Open woods. 



E. purpureum, Ait. p. Ju. ^ 1 — 2 ft. Dry woods. 



Y.. philadelpMcum, hour. %o-p. Au. J^ 1 — 3 ft. Open woods. 



E. strigosum, Willd. w. Ju. % 2 — 3 ft. Meadows. 



E. canadense, Linn. Flea-bane. w. Ju. @ 6 i. — 6 ft. Dry fields. 



Some authors make a distinct species of the small variety. 

 Eriocaulon pellucidu7n, Mx. Pipe-wort. g. Au. 21 6 — 12 i. 



Water. 



