ASTER AMNICOLA 287 
ame, L., — river-dvweller ; from its occurrence at the stream-margin. 
. Fic. 66, from plant of Schoharie Cr., Se. 7, '99, of 4j natl. size; 4, char- 
acteristic cordate-quadrate cauline leaf-form ; 4, part of a radical group of 6 small 
leaves and 4 large, the one large leaf 1 natl. size and showing the characteristic narrow 
leaf-type. Rays I2 or 14, only 2 drawn. 
Stem 3 ft. high or even more, greenish, rather slender, glabrate. 
Radicals several, or in vigorous plants as many as 6 large leaves 
reaching 6 x 3% inches, and as many others narrower and of half 
that length. Primordials not seen. Rootstocks stout, brown, 
very copiously fibrous. 
-form narrow, asymmetrical and falcate, oblong-ovate, 
acute or short-acuminate, serrate, and with deep and rather narrow 
sinus; as seen in the large radicals and some lower caulines. 
Middle cauline type cordate-quadrate, still asymmetrical ; becom- 
ing cordate-ovate ; upper caulines ovate with truncate base ; axiles 
„elliptic with winged base, finally lanceolate. Smaller radicals often 
oe and non-cordate. 
