196 DICOTYLEDONOUS PLANTS. 



4. E. verbentrfolium Mich. : leaves sessile, ovate-lanceolate, oblong, 

 notched and toothed, rugose, scabrous ; flowers small. E. teuerifolimm 

 Wm. Pursh. 



HAB. Low woods. N. Y. to Car. Aug. Nov. If. N/,w 1 ^ 

 feet high, pubescent. Leaves opposite, somewhat deltoid, very 

 hairy beneath. Flmcers in a fastigiate corymb, small, white. 

 Michaux's name for this species has the claim of priority, and 

 as Mr. Elliott remarks, is equally, perhaps more appropriate. 



5. E. mdissoides Wittd. : leaves petiolate, ovate, somewhat obtuse, 

 obtusely serrate, veined, nearly smooth. 



HAB. Penn. Muhl. Aug. Oct. 2^. Resembles the last, but 

 the leaves are smaller, petiolate and smooth. Still a doubtful 

 species. 



6. E. rotundifolium Linn. : leaves sessile, distinct, roundish- cordate, 

 obtusely serrate, veined ; scales of the involucre acuminate. 



HAB. Shady woods. Can. to Car. Aug.- Nov. If. Stem 

 12 18 inches high. Leaves large. Flowers subfastigiate. 



7. E. pubescens IViUd. : stem paniculate, pubescent ; branches fasti- 

 giate ; leaves sessile, distinct, ovate, scabrous, veined ; lower ones 

 doubly serrate ; upper ones subserrate. 



HAB. Sandy woods. N. J. to Car. Aug. Oct. If. Stem 2 

 feet high, the lower branches opposite. Leaves thin and slightly 

 scabrous. Flowers in a fastigiate corymb, white. 



8. E. ceanothifulium Willd. : leaves petioled, ovate, acuminate, den- 

 tate, 3-nerved, glabrous. 



HAB. Shady woods. N. Y. to Virg. Aug. Nov. !(. Resem- 

 bles Ceanotlius americanus in its foliage exceedingly. 



9. E. ovatum Big. : hairy and scabrous ; leaves opposite, sessile, 

 ovate, obtusely toothed ; corymb fastigiate ; involucre about 8-flow- 

 ered. 



HAB. Low grounds. Mass. July, Aug. !. A stout rough 

 species, 3 4 feet high. Leaves perfectly ovate. Flmcers white, 

 in a level topped corymb. 



10. E. altissimum Linn. : leaves subsessile, lanceolate, 3-nerved, at- 

 tenuate at each end, pubescent ; lower ones serrate in the middle. 



HAB. Sandy woods. Penn. to Virg. W. to the Miss. Aug. 

 Oct. 2J.. Stem 37 feet high. 



11. E. amotnum Pursh : leaves on short petioles, opposite and ter- 

 nate, lanceolate-oblong, acute at each end, serrate, nearly smooth, 

 somewhat rugose, reticular-veined beneath ; panicle corymbose-fasci- 

 culate, crowded ; scales of the involucre oblong, somewhat acute, col- 

 oured. 



HAB. Mountains. N. J. Sept., Oct. If. Stem 2 feet high, 

 solid, smooth, purple ; peduncles tomentose. Flowers small, in 

 a crowded corymbose panicle, pale purple. 



12. E. trifoliatum Linn. : leaves petiolate, in threes or fours, o.vate. 

 attenuate at each end, serrate, somewhat scabrous. 



