95 2 FLORA. 



7 cm. long and i cm. wide ; uppermost leaves short-oblong- wifn a narrowed sessile base, 

 In clearing's and open gravelly or sandy places, N. Y. and Penn. 



Aster macrophyllus biformis Burgess. Small, stocky, with 3 or 4 small oval closelj 

 crenate spongy-thickened lower leaves with long slender petioles, the sinus deep, narrow 

 the teeth triangular to semicircular ; stem-leaves crowded, much reduced, subentire, ovate 

 oblong, subsessile ; inflorescence nearly naked, dense, convex, usually 1 dm. broad ; strl 

 gose pubescence little developed ; rays lilac. In open grassy sunny situations, forming 

 small patches, Me. to Ont. and Lake Erie. 



Aster macrophyllus pinguifolius Burgess. Stems stout, leafy, glabrous, about ( 

 dm. high ; basal and lower leaves large, forming extensive patches, deep green above 

 very pale beneath, many of them appearing greasy, some roughening in drying ; petiole: 

 fleshy, sometimes 23 cm. long; inflorescence broad, flat-topped; heads large ; rays laven 

 der to almost white ; only the upper leaves sessile. Borders of woods, Conn, and L. I 

 to Minn. 



Aster macrophyllus excelsior Burgess. Stem robust, glabrous, often 12 dm. tall 

 purple, or glaucous; leaves mostly very smooth, pale, numerous, narrower, cordate 

 oblong to ovate-lanceolate, chiefly sessile ; rays deep lilac to violet. Along paths an< 

 borders of rocky woods, Ont. and western N. Y. to Mich. 



11. Aster roscidus Burgess. Dewy-leaf Aster. (I. F. f. 3744.) Clam 

 my-hairy, odorous, copiously glandular when young, somewhat so at maturity; sten 

 9 dm. high, or less. Basal leaves in close colonies, coriaceous, cordate-quadrate, low 

 serrate, the sinus deep, narrow; stem-leaves chiefly orbicular and not cordate, wit) 

 short broadly winged petioles, rarely slender-petioled ; involucre hemispheric, it 

 bracts chiefly with rounded ciliate tips; rays 14-16, broad, clear violet ; disks a 

 first golden yellow, soon turning red. In slight shade and rich cleared woodlands 

 Me. to Penn. and Mich., Aug. -.Sept. 



12. Aster ianthinus Burgess. Violet Wood Aster. (I. F. f. 3745. 

 Glandular, dark green, slightly strigose-pubescent. Stem erect, or decumbent, 6-. 

 dm. tall ; leaves thinnish, rough, the lower and basal ones orbicular to oblong, 12 cm 

 long, or less, abruptly acuminate, low-serrate or crenate, the sinus broad, open 

 shallow ; inflorescence open, nearly naked; peduncles slender, divergent ; head 

 large ; rays 10-13, long, very deep violet or sometimes pale, 8-12 mm. long, bract 

 green-tipped, little pubescent. On shaded banks and along woodland paths, Me 

 to Lake Erie and W. Va. July-Oct. 



13. Aster violaris Burgess. Violet-leaf Aster. (I. F. f. 3746.) Caude 

 thick, fleshy; plant glabrate, bluish green, minutely glandular. Stem slendei 

 erect, or assurgent, 6 dm. high, or less; basal and lower leaves broadly reniforrr 

 abruptly acuminate or apiculate, often 7 cm. long and 10 cm. wide, their slende 

 petioles 15-20 cm. long, the sinus very broad and shallow; middle stem-leavd 

 similar, not cordate; the upper numerous, long-elliptic, chiefly with narrow^ 

 bases, all thin, firm; rough above; inflorescence leafy, small, loose, nearly levrfl 

 topped; heads 12 mm. high, or more; rays 12-15, pale violet, narrow. In shadi 

 moist places, sometimes in leaf-mold among rocks, N. Y. from the Hudson ft 

 Lake Erie. Sept. -Oct. 



14. Aster multiformis Burgess. Various-leaved Aster. (I. F. f. 374 

 Deep green, minutely glandular. Stem erect, slender, 3-6 dm. high, anguli 

 striate in drying. Basal leaves usually 2, large, cordate-oblong; stem-leaves v< r 

 thin, sharply serrate, rough above, minutely puberulent beneath, the lower ovat< 

 acuminate, usually witli a narrow sinus, the upper oval to ovate-lanceolate, pit 

 oled, the uppermost elliptic-lanceolate, serrulate, sessile or nearly so; infloresce;ic 

 small, its branches upwardly curved; heads about 14 mm. high, rays about i 

 rounded and retuse at the apex; bracts green, glands few, almost hidden by b 

 minutely strigose pubescence of the peduncles. In moist shaded places, Me. 1 

 western N. Y., Penn. and Md. July- Aug. 



15. Aster nobilis Burgess. STATELY Aster. (I. F. f. 3748.) T;l 

 minutely glandular above; stem shining, bright green. 12-15 dm. high. Leaii 

 thin, but firm, smooth in growth, roughened in drying, minutely puberula 

 beneath, dark green, basal and lower leaves lari;e. the blade often' 22 cm. lor j 

 by 15 cm. wide, about as long as the stout petiole, sharply toothed, the sim fj 

 dee]), broad, or the lobes overlapping; stem-leaves similar, the upper oblon) 

 lanceolate, ses-ile; inflorescence irregularly cymose-paniculate bracts long, acufc ! 

 green; heads 12 mm. high, orless; rays 13- 15, violet-blue or pale violet. In lea | f 

 mold, Lake Champlain to Lake Erie. Aug. 



