194 
Lupulas, 
rotundifolia, 
DIOECIA, HEXANDRIA. 
Rough-fruited Acnida. 
From three to four feet high, and robust, having the habit 
of an Amaranthus. On the bank walk from Gray’s ferry to 
Kingsess gardens, and on that from the Navy-yard to Glou- 
eester point. Scarce. Annual. July, August. 
576. HUMULUS. Gen. pl. 1523. (Urtice.) 
Masc. Calix 5-leaved. Corolla none. Fem. 
Calix 1-leaved, obliquely spreading, en- 
tire. Corollanone. Styles 2. Seed 1, with- 
in the leafy calix, (or strobilus.)—WNWutt. 
1c: 
Hop. 
Common Hop, £0 useful in the brewing of malt liquor, is 
unquestionably indiginous on the shores of the Schuylkill 
and Delaware, in thickets, and in other places in the vicinity. 
Perennial. August. 
—=__— 
ORDER VI. HEXANDRIA. 
377. SMILAX. Gen. pl. 1528. (Asparagi.) ~ 
Masc. Calix 6-leaved. Corolla none. An- 
thers adnate to the filaments. Fem. Flow- 
er similar to the male. Style minute. Stig- 
mas 3. Berry 3-celled, superior; 41, 2, or 
3-seeded.—Vutt. 
1. S. somewhat prickly ; leaves rotund-ovate, acu- 
minate, very even, cordate, 5-nerved; berries 
spherical.— Willd. and Pursh. 
Round leaved Smilax. Green Briar. 
Common in hedges and thickets. Leaves very large. — 
No. 2, and this species form impenetrable thickets in many 

