428 COMPOSITAE. Vo. III. 
58. Aster dumosus L. Bushy Aster. Rice-button Aster. Fig. 4339. 
Aster dumosus L. Sp. Pl. 873. 1753. 
Aster coridifolius Michx.; Willd. Sp. Pl. 3: 2028. 1804. 
As'er dumosus strictior T. & G. Fl. N. A. 2: 128. 1841. 
Aster dumosus coridifolius T.&G. FI.N.A.2:128. 1841. 
Glabrous or nearly so throughout, rather stiff and 
viscid, usually paniculately branched, 1°-3° high. 
,» Sy Leaves firm, those of the stem linear or linear-lan- 
ceolate, entire, acute, or obtusish, 1’-3’ long, 12”-3” 
AV wide, roughish-margined, often reflexed, those of 
the branches very numerous, small and_bract-like, 
the basal ones spatulate, dentate; heads 4’-7” broad, 
terminating the slender minutely leafy branches and 
branchlets, usually numerous; involucre broadly 
campanulate, its bracts linear-subulate, obtuse or 
yy ps acutish, appressed, imbricated in about 4 series, 
YL green-tipped ; rays 15-30, blue to pale violet or white, 
A 2-4” long; pappus white; achenes pubescent. 
Sandy soil, Massachusetts to western New York, 
Ontario, Florida, Louisiana and Missouri. Aug.—Oct. 
Aster Gravesii Burgess, known only from Water- 
ford, Conn., has oblong-lanceolate leaves, acuminate at 
both ends, the larger 8” wide, the rays bright purple. 
ZZ 
59. Aster salicifolius Lam. Willow Aster. 
Fig. 4340. 
Aster salicifolius Lam. Encycl. 1: 306. 1783. 
Aster subasper Lindl. Comp. Bot. Mag. 1: 97. 1835. 
Aster stenophyllus Lindl. DC. Prodr. 5: 242. 1836. 
Aster salicifolius subasper A. Gray, Syn. Fl. 1: Part 2, 
188. 1884. 
Stem rather slender, paniculately much branched, 
usually very leafy, 2°-5° high, glabrous, roughish or 
somewhat pubescent above. Leaves firm, lanceolate 
or linear-lanceolate, roughish or rough-margined, 
acute or acuminate at the apex, narrowed and sessile 
or slightly clasping at the base, entire or sparingly 
dentate with low teeth, glabrous or nearly so, 2-4’ 
long, 2-6” wide, the lowest sometimes petioled, 
those of the branches gradually smaller; heads nu- 
merous, 8-12” broad; involucre 3”-4” high, its 
bracts linear-oblong, appressed, imbricated in 4 or 5 
series, their green tips acute or obtusish; rays nu- 
merous, violet, or violet-purple, or sometimes white, 
3-4” long; pappus white; achenes pubescent. 
In moist soil, Maine to Massachusetts, Florida, On- 
tario, Assiniboia, Texas and Colorado. Aug.—Oct. 
60. Aster paniculatus Lam. Tall White 
or Panicled Aster. Fig. 4341. 
Aster paniculatus Lam. Encycl. 1: 306. 1783. 
Aster bellidiflorus Willd. Enum. 886. 1809. 
Aster tenuifolius var. bellidiforus T. & G. FL N. A. 
2: 132. 1841. 
Stem glabrous or nearly so, or sometimes pu- 
bescent, paniculately much branched, 2°-8° high. 
Leaves lanceolate to oblong-lanceolate or linear, 
acuminate at the apex, narrowed to a sessile or 
slightly clasping base, glabrous, usually thin, 
roughish-margined, those of the stem sparingly 
serrate, or sometimes entire, 3’-6’ long, 3-6” 
wide, the upper and those of the branches grad- 
ually smaller; heads numerous, 8-10” broad; in- 
volucre 3-4” high, its bracts narrowly linear- 
lanceolate, acuminate, appressed, green-tipped, 
imbricated in 4 or 5 series; rays numerous, white, 
or faintly tinged with violet, 3-4” long; pappus 
white or nearly so; achenes minutely pubescent. 
In moist soil, New Brunswick to western Ontario 
and Montana, south to New Jersey, Virginia, Ken- 
tucky, Louisiana and Missouri. Consists of many 
races, differing in leaf-form, leaf-serration, size of 
heads, color of rays, and pubescence. Aug.—Oct. 
