COMPOSITAE. 



[Vol. III. 



4. Aster furcatus Burgess. Forking 



Aster. (Fig. 3738.) 

 Stem leafy, l>2° high, or less, loosely forked above. 

 Leaves hispid above, hispidulous beneath, firm, sa- 

 liently cut-loolhed, the lower ovate, short-petioled, 

 with a small or shallow siuus, the upper sessile, with 

 broad laciuiale winged bases, often 5' long by 2^' 

 wide, the uppermost elliptic-oblong, often 3^' long; 

 teeth long and low, sharp; heads few (5-20), slender- 

 pedunclcd; involucre turbinate to campanulate, with 

 a truncate or rounded base; rays 3-toothed; disk 

 turning brown, the florets funnelform with rather 

 broad lobes; pappus long, straight; achenes pubes- 

 cent, subangular, not constricted at the summit. 



In woods, especially on shaded cliffs, Illinois and 

 Missouri. Aug.-Oct. 



5. Aster glomeratus (Nees) Bernli. 

 Bernhardi's Aster. (Fig. 3739.) 



Aster glomeratus Bernh. in Nees, Ast. 139. 1832. 

 Eurybia glotnerata Nees, Gen. & Sp. Ast. 139. 



1832. 



Looseh' clustered, dull green. Leaves not 

 large, mostly short-pilose beneath, thickish, 

 rough above; basal leaves present, these and the 

 lower stem-leaves cordate with a deep narrow- 

 sinus, the teeth sharp, rather close and small; 

 petioles slender, cilialc; upper leaves much 

 smaller, ovate, truncate with a short broadly 

 winged base, or the uppermost ovate to lanceo- 

 late, sessile, entire; inflorescence compact, of 

 many glomerate clusters, round topped; heads 

 about 4" high; bracts pubescent, obtuse, green, 

 the inner twice as long as the outer; rays about 

 6, creamwhite, short, soon deciduous; disk 

 turning brown. 



In moist thickets or swamps, especially in ravines, New York and Pennsj-lvania 



6. Aster Claytoni Burgess. Clayton's 

 Aster. (Fig. 3740.) 



Similar to A. divaricalus, stems red, tough. 

 Leaves chiefly ovate-lanceolate, not large, rough, 

 thick, slender-petioled, coarsely serrate, pale, or 

 dull, the apex incurved-acumiuate, the upper 

 spreading or deflexed, sessile by a broad base, 

 lanceolate- triangular, serrulate; inflorescence 

 high, with percurrent axis, the long suberect 

 branches each bearing a small umbelliform clus- 

 ter of heads; peduncles filiform, as long as the 

 heads, 3"-4" long; bracts pale; rays short, nar- 

 row, chiefly 6, snow-white; disks at first goldcn- 

 vellow, finally sienna-brown; florets about 20, 

 achenes densely short-hairy. 



In sunny or slightly shaded rocky places. New 

 York to the mountains of Virginia. Sept. 

 Aster Claytoni crispicans Burgess. 



Basal leaves often not. cordate, deeply incised; 

 those of the stem long acuminate or even caudate 

 sharply serrate with large acute close teeth, some of 

 which are suberect; chief bracts of the involucre 

 acute. On rocky banks, solitary or in small clusters. 

 Maine to New York and New Jersey. 



