MONOECIA TRIANDRIA. 
573 
7. Divaricata. 
U. foliis alternis, o- 
vatis, acuminatis, ser- 
ratis, glabriusculis; pe- 
tiolis longis, ciliatis; 
paniculis axillaribus, 
solitariis,divaricato ra- 
mosissimis, petioJo lon- 
gioribus; caule stimu- 
loso. Pursh. 
Leaves alternate, o- 
vate, acuminate, ser- 
rate, nearly glabrous; 
petioles long, cili- 
ate; panicles axillary, 
solitary, divaricately 
branched, longer than 
the petioles; stem sti- 
mulant. 
Sp. pi. 4. p. 365. Pursh, 1. p. 113. Nutt. 2. p. 208. 
This species is nearly allied to the following, but is sufficiently distinct, in 
the leaves being not cordate and smooth, the panicles solitary and mixed 
with fertile florets, and in the general appearance of the plant. Pursh. 
With this species I am unacquainted. 
Grows in damp soils in rocky situations, from Canada to Carolina. Pursh. 
Flowers July — August. 
8. Canadensis. 
U. foliis alternis, cor- 
dato ovatis, acumina- 
tis, serratis, utrinque 
hispidis; paniculis axil- 
laribus, plerumque ge- 
minatis, divaricatis, ra- 
mosissimis, inferioribus 
masculis, petiolo longio- 
ribusjsuperioribuselon- 
gatis, femineis; caule 
hispidissimo, stimuloso. 
Sp. pi. 4. p. 365. Walt. p. 230. 
Nutt. 2. p. 208. 
Leaves alternate, cor- 
date ovate, acuminate, 
serrate, hispid on both 
surfaces; panicle axil- 
lary generally in pairs, 
divaricately branched, 
the lower sterile, longer 
than the petiole, the 
upper spikes long, fer- 
tile; stem very hispid, 
stimulant. 
Mich. 2. p, 178. Pursh, 1. p. 114. 
Stem four to eight feet high, branching, hispid. Leaves ovate, slightly 
acuminate, coarsely toothed, thin, sprinkled with hairs, sometimes cordate. 
Floivers in loose divaricate panicles nearly as long as the leaves, the lower 
