Aster. LXXV. COMPOSITiE, 331 



cept the mid- vein beneath ; branch leaves few and much smaller. Heads mid- 

 dle-size, with 10 — 15 bluish purple rays. Sept. — Nov. 



14. A. PUNicEus. Red-stalked Aster. 



St. hispid, paniculate; lis. amplexicaul and more or less auriculate at 

 base, lanceolate, serrate, roughish above ; invol. loose, longer than the disk, 

 the scales linear-lanceolate, long and revolute, nearly equal and 2-rowed. — A 

 large, handsome aster, common in swamps and ditches, sometimes in dry soils, 

 N. States and Can. Stem 4 — 6f high, generally red, (at least on the south side), 

 furrowed, hispid. Lower leaves with remote serratures, rough-edged and rough 

 on the upper surface, all acuminate and narrowed at base. Flowers large and 

 showy. Rays 50 — 80, long and narrow, pale purple. Aug. — Oct. 



15. A. PRENANTHoiDES. Muhl. Prcnaiithcs-Uke Aster. 



St. hairy or pubescent above, coiymbose-paniculate ; Ivs. oval-lanceolate, 

 serrate, acuniinate, attenuate at base into a long winged petiole which is au- 

 riculate at the insertion ; invol. imbricated with several rows of linear, green- 

 tipped, spreading scales. Grows in low woods, N. Y. to Ky. Stem 2 — 3f high, 

 with a terminal, corymbose panicle of large heads on short peduncles. Rays 

 showy, pale blue. — Leaves remarkable for the long, winged petiole, which is 

 dilated at its base into rounded, auriculate segments. Branch leaves smaller, 

 nearly entire. Sept. — Nov. 



16. A. AMETHYSTiNL's. Nutt. Amethystine Aster. 



Hirsute ; st. racemose-paniculate ; Ivs. linear-lanceolate, entire, rough, 

 acute, with somewhat auriculate appendages at the clasping base ; mvoi. of 

 equal scales. — Eastern Mass., Nuttall, &c. Heads small, with azure rays. 

 Aug.— Oct. 



17. A. NovjE Anglic. New England Aster. 



Fls. terminal, crowded, somewhat fastigiate ; st. hispid, paniculate ; Ivs. 

 linear-lanceolate, amplexicaul, auriculate at base; scales of invokicre equal, lax, 

 linear-lanceolate, rather longer than the disk. — A large and beautiful aster, in 

 fields, meadows and shades, more common in the W. States ! than in N. Eng. ! 

 Stem 4 — 6f high, straight, erect, viscidly hairy, colored. Leaves very numer- 

 ous, narrow, entire, with 2 auricular appendages at base. Flowers large, in a 

 kind of loose, paniculate corymb. Ray-flowers deep purple, numerous (75 — 

 100). Sept. t 



* * * Leaves neWier cordate nor auriculate, the margin serrate. 

 t Scales not spreading. 



IS. A. Tradescantf. Tradescaiifs Aster. 



Branches virgate, paniculate ; Ivs. lanceolate, remotely serrate, sessile, 

 smooth; hiz-o/. closely imbricate; st. round, slender, smooth. — A fine species, 

 with numerous leaves, growing in fields, Mass. to La. Stem rigid, brownish, 

 about 3f high, with numerous slender, racemose branches. Lower stem-leaves 

 narrowly lanceolate, 4' long, gradually reduced in size upwards. Heads small, 

 numerous, with pale purple rays. Aug. — Oct. 



0. fragilis. T. & G. (A. fragilis. Willd.) Cauline leaves serrulate or entire, 

 short ; heads much scattered on the branches. 



19. A. MISER. Ait. T. & G. (A. miser, divergens, diffusus and pendulus. 



Ait.) Starved Aster. — St. racemose-paniculate, hairy or pubescent ; Ivs. 

 sessile, lanceolate, sharply serrate in the middle ; invol. imbricated with acute 

 scales; raijs short. — A very variable species common in old fields, hedges, U. S. 

 and Can. In height it varies from 6 to 30', and in luxtiriance proportionately 

 to the moisture or fertility of the soil. The stem is very branching or nearly 

 simple, bearing a large, compound, racemose panicle or a few simple racemes. 

 Leaves varying from narrow-lanceolate to broad-oval, 1 — 5' in length. Heads 

 usually numerous, small, with small white or purple rays. 



/?. diffusus. Branches spreading, difluse ; Ivs. elliptical-lanceolate, more or 

 less narrowly so, midvein hairy beneath; hds. often sessile, forming short, 

 crowded spikes or long virgate ones. 



y. hirsuticMulis. T. & G. (A. hirsuticaulis. Lindl.) St. hirsute ; Ivs. long 



