Tjie vegetable system. 
151 
20. H E A R T - L E A V ’ D ASTER. 
Plate 54. Fig. 20. 
CharatS^cr of ihs Species. After Cordifolius 
T he Leaves are Heart-fl:iaped, and placed on Footftalks ; 
they are ferrated and fmooth. The Stalk divides into a 
builay head. 
ig- 20. a b 
This, though a native of North America, is common allb to Tar- 
tary and the mountains of Tibet, whence we have our Rhubarb. It 
is a Perennial, and flowers with the reft late in Autumn. The Plant 
is feldom more than two feet high : the Stalk is weak and green : 
the Leaves are of a ftrong and very fine green. The Flowers are 
very numerous, and of a delicate blue, with fome caft of crimfon. 
21. P YRE N Ai AN ASTER. 
Character of the Species. 
Plate 54. Fig. 21. 
After Italicus. 
The Leaves are oval and obtufe ; the Scales of the Cup 
are fmall. 
Fig. zi.a b. 
This Is a Perennial an European, native of the hills in Italy, and 
throughout that part of Europe. It flowers earlier than the Ameri- 
can or Indian kind. Often in the very beginning of Auguft. The 
Plant is two feet high: the Leaves are of agreyifli green : the Flowers 
ftand at the tops of the Stalks in a kind of flat tuft, and are large, 
and of a very delicate blue. 
ASTERS. 
