( *o8 ) 
fomewhat heart-fliaped. lightly toothed, or crenated 
on their edges, of a dark green on their upper furface 
but lighter underneath. The buds abound with a 
glutinous refin, which is the tacamahacca of the 
ihops. 
6. Populus balfamifera lanceolata. Lance-leaved 
Balfam j Tree. 
This is a variety of the lad kind, of a fmall and 
very flow growth. The leaves are fpear-fhape, of a 
bright green above, but whitilh and variegated with 
brownilh veins beneath, with a few, fcarce obfervable, 
ferratures on their edges, and joined to i'hort, chan- 
nelled, and often fomewhat reddifli footftalks.. 
POTENTILLA, 
SHRUB CINQUEFOIL. 
Clafs 12. Order 5. Icofandria Polygynia. 
T HE Empalement is of one leaf, planifli, and half five cleft: 
the alternate divifions are lefs and reflexed. 
The Corolla has five petals, roundifli, fpreading, and infer ted 
by claws in the calyx. 
The Filaments are twenty, awl-fhaped, ihorter than the corolla, 
and inferted in the calyx. The Anthem are elongate-moon- 
iliaped. 
The Germen are numerous, very fmall and collected in a little 
head. The Styles are thread -form, the length of the ftamina, 
and inferted in the fides of the germen. The Stigmas are ob- 
tufe. 
The Seed-vejjel none, but a common receptacle, which is round- 
iih, juicelefs, very fmall, permanent, covered with feeds and 
included in the calyx. 
The Seeds are numerous and fliarp pointed. 
We have hut one Species, viz. 
PoT£ISS“. 
