SYNGENESIA, ^QUALIS. 
101 
I In wateiy thickets and near swamps j common. Perennial. 
1 August, September. 
^‘11. E. leaves petiolate, in four’s or five’s, ovate- 
I lanceolate, unequally serrate, pubescent be- 
I neath^ stem solid, furrowed. — Willd. 
; Icon. Herm. Parad. t. 158. (Pursh.) Morris. 
I Hist. 3. s. 7. t. 18. 
I 
Ij Maculated Hemp-weed. 
Resembles No. 10, somewhat, but is not so tall, Flowers 
purple. In swampy thickets near the Buck-inn on the Lan- 
■ caster turnpike, and in similar situations near Frankford. Rare. 
I Perennial. August, September. 
1£. E. leaves petiolate, in three’s or four’s, ovate- vei*tieiiiatum, 
lanceolate, cuneate at the base, unequally ser- 
rate and srnoothish ; stem solid, smooth. — 
Willd. 
E. verticillatum, Willd. and Muhl. 
E. purpureum, Mich. 
E. trifoliatum, L. ? 
Whorled-leaved Hemp-weed. 
Near six feet high. Flowers purple. It resembles No. 10, 
exceedingly, but differs in its solid stem and smooth leaves. 
In similar places with No. 10; common. Perennial. July, 
September. 
13. E. leaves sessile, sub-lanceolate-oval, acute, 
somewhat obtuse, cut-dentate, roiighish, pubes- 
cent ; calices pubescent, awnless, 5-liowered. — 
Midi. 
E. verbense folium, Mich. 
Vervain-leaved Hemp-weed. 
About two feet high. Flowers white. On the edges of open 
woods in Jersey, not unfrequent. Perennial. August. 
14. E. leaves connate, perfoliate, oblong, narrow perfoiiatum. 
above, serrate, rough, toraentose beneath ; stem 
villous. — Willd. and Fursh. 
voi. II. 10 
