MONOECIA, TETRANDRIA. 
161 
U. leaves opposite, cordate, ovate-lanceolate, ^ioica. 
deeply serrated ; flowers dioicous ; spikes pa- 
niculated, glomerate, in pairs, longer than the 
petiole. — IVilld. 
Icon. FI. Dan. 746. and Woodville’s Med. 
Bot. vol. 3. t. 146. 
Common J\*ettle, 
From one to two feet high, always growingin quantities to- 
gether. Nettle was formerly much used as a medicine. (See 
AVoodville ;) it is still employed in domestic practice. In 
wastes and among rubbish near habitations, introduced, but 
naturalized. Perennial. June, July. 
3. U. leaves alternate, cordate-ovate, acuminate, capitata? 
serrated, three-nerved, twice as long as the peti- 
ole ; glomeruli spiked ; spikes solitary, shorter 
than the leaf, leafy above ^ stem naked. — Willd* 
Ij and Pursk. 
I 
\ 
I About the same size as No. 2, which it resembles. Along 
I the margins of the Delaware, both sides, in thickets; com- 
j mon. Perennial. July. 
I 4. U. leaves alternate, cordate-ovate, acuminate, canadensis, 
j serrated, every where hispid; panicles axillary, 
! for the most part in pairs, divaricately and very 
I much branched, the lower ones masculine, long- 
I er than the petiole, the upper ones elongated, 
feminine; stem very hispid and stinging. — 
Willd. 
Icon. Pluk. aim. t. 237. f. 2. 
Hemp JS*eUle. 
A large and common looking plant, from two to six feet 
high. Leaves large. The bark of this species affords a fine 
strong hemp, well worth attention. In shady woods and 
thickets along the Schuylkill; common. Perennial. July, 
August. 
VOIi. II. 
15 
