C0MP0S1TAE. 



[Vol,. III. 



4. Aster furcatus Burgess. Forking 



Aster. (Fig. 3738.) 

 Stem leafy, i l / 2 high, or less, loosely forked above. 

 Leaves hispid above, hispidulous beneath, firm, sa- 

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

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

 broad laciniate winged bases, often 5' long by 2%' 

 wide, the uppermost elliptic-oblong, often iY z ' long; 

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

 peduncled; 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, subaugular, not constricted at the summit. 



In woods, especially on shaded cliffs, Illinois and 

 Missouri. Aug.-Oct. 



5. Aster glomeratus (Nees) Bernn. 

 Bernhardi's Aster. (Fig. 3739.) 



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

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



1832. 



Loosely 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, ciliate; 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, cream-white, short, soon deciduous; disk 

 turning brown. 



In moist thickets or swamps, especially in ravines, New York and Pennsylvania. July. 



6. Aster Claytoni Burgess. Clayton's 

 Aster. (Fig. 3740.) 



Similar to A. divaricatus, stems red, tough. 

 Leaves chiefly ovate-lanceolate,not large, rough, 

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

 dull, the apex incurved-acuminate, 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 golden- 

 yellow, 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. 



