` 
° 
A, corymbosus ( 
ay 
AN ENCYCLOPEDIA 
OF HORTICULTURE. 137 
Aster—continued. : Aster—continued. 
A. amy: (Almond-leaved). fl.-heads white; involucre ow. Autumn. l. 3in. long, cordate acute, lobed at the 
closel bricated. August. J. lanceolate, narrowed at base,- ase, coarsely toothed. Stems brittle, blackish purple. h. 2ft. 
mated, scabrous at edge. Stem simple, corymbose at end. 
h. 2ft. North America, 1759. j 
A. argenteus (silvery).* j.-heads purple. August. l oblong- 
lanceolate, silky, sedile. tem slender, decumbent, loosely 
branched ; branches and branchlets one-headed. h. 1ft. North 
America, 1801. 
A. bellidifiorus (Daisy-flowered). /l.-heads pale red; involucre 
with spreading scales. September. Z. amplexicaul, narrow- 
lanceolate, scabrous above, lower sub-serrated. Stem much 
branched. h. 3ft. North America. 
A. Bigelovii (Bigelow’s).* jl.-heads corymbose, 24in. diameter, 
ray-florets lilac, disk yellow. Summer. l. scabrous pubescent, 
oblong-spathulate ; cauline ones amplexicaul, ovate-oblong, cre- 
nate, obscurely-toothed h. 24ft. Gado, 1878. A very hand- 
some biennial species. SYN. A. Townshendi. 
A. blandus (charming). jl.-heads pale purple; racemes scarcely 
longer than the leaves. October. l sub-amplexicaul paing: 
lanceolate, acuminate, sessile, smooth. Stem pyramidal. h. 
North America, 1800. i 
_A. canescens (hoary). fl.-heads pale le; involucre-imbri- 
cated, very acute, jonger than disk” Sopiember, l linear. 
Panicle corymbose, much branched, leafy. A. 2ft. North America, 
1812. Biennial or perennial. 
* bose. vend ea er? i ae so $ at the 
cory? af . 1, ovate, acute, serrat pering e 
as (Caucasian).* jl.-heads purple, solitary ; scales of 
involucre nearly l, linear. July. l. ovate, sessile, scabrous. 
h. 1ft. Cauca, 1800. 2 
A. ciliatus (ciliated). (ji.-heads white. September. 1. ciliated ; 
cauline ones linear-lanceolate, nerved ; those of the branches very 
short lanceolate, three-nerved. Stem branched, downy ; branches 
downy. k. 3ft. North America, 
A. concinnus (neat).* fl.-heads son’ gos involucre closely imbri- 
cated. October. J. sub-amplexicaul, lanceolate ; lower ones sub- 
serrate, smooth. Stem simple, panicled at end. A. 2ft. North 
America, 1800. 
A. concolor a aeRAS fi.-heads purple; raceme terminal. 
October. l. oblong-lanceolate, hoary on each side, Stem simple, 
erect, downy. h. 1ft.” North America, 1759. 
A. conyzioides (Conyza-like). Synonymous with Seriocarpus 
conyzioides. 
A. cordifolius (heart-leaved). _fl.-heads blue, small, disposed in 
crowded racemes, which are slightly drooping. July. l. cordate, 
pilose benéath, finely serrated, stalked. Stem smoothish, 
; panicle spreading. h. 2ft. North America, 1759. 
A. (Coris-leaved). jl.-heads pale blue. October. 
l. very numerous, linear, blunt, reflexed, hispid at edge. Stem 
bra <=" vote diffuse, smooth ; branches one-headed. h. 
North 
Fia. 179. ASTER CORYMBOSUS, showing Habit and Flower-head 
corymbose), fl.-heads corymbose, about lin. 
in diameter; ray-florets few, narrow, Whites disk-florets pale 
to 3ft. SYN. Biotia corymbosa. See Fig. 179. 
A. diftusus (diffuse). j.-heads white; involucres imbricated. 
October, J. elliptic-lanceolate, equal, serrated, smooth. Branches 
spreading. Stem pubescent. h. 2ft. North America, 1777. 
A. Douglasii (Douglas’s).* fl.-heads purple ; involucral scales linear 
or spathulate-linear, loosely imbricated. August. J, lanceolate, 
acute, entire, or rarely serrate, mostly os at the base. Stem 
smooth, slender, paniculately branched, leafy. A. 3ft. to 4ft. 
California, &c. 
A. dracunculoides (Tarragon-like).* /l.-heads white, about lin. 
across, disposed in dense cymose clusters ; involucre imbricated. 
September, October. Z. linear, acuminated, entire; lower ones 
linear-lanceolate, sub-serrate. Branches corymbose. h. 3ft. 
North America, 1811. A very handsome species. 
A. dumosus (bushy).* /l.-heads white, about jin. across, disposed 
in broad clusters; involucre cylindrical, closely imbricated. 
October, l. linear, erg those of the branches very short. 
Branches panicled. 2ft. North America, 1734. 
A. d. albus hpi 5 ji.-heads quite white, and rather smaller 
than those of the species. North America. 
A. d. violaceus (violet). /l.-heads violet-purple. North America. 
A. ele (elegant). jl.-heads blue, small; corymb contracted, 
drooping; scales of involucre oblong-cuneate, blunt, squarrose 
September. Z. scabrous; cauline ones oblong-lanceolate, acute ; 
radical ones oblong, stalked. h. 2ft. North America, 1790, A 
very elegant species, having a graceful habit. re 
A. eminens (eminent). l.-heads light blue. October. l linear- 
lanceolate, acumina: at ; lower ones sub-serrated. 
Stem panicled ; branches one-headed. À. 2ft. North America. 
Fic. 180, ASTER ERICOIDES. 
A. ericoides (Heath-like).* /l.-heads white ; involucre squarrose 
leaflets acute. September. `Z. linear, glabrous; those of the 
branches subulate, close together ; and those of the stem long. — 
h. šít. North America, 1758. A very pretty species. See Fig. 180. 
A, floribundus Gaan nowi ji.-heads light purple Septem- 
ber. Zl. sub-amplexicaul, lanceolate ; lower ones serrated, Stem 
aT; branches corymbose, h. 4ft. North America. | 
liosus (leafy). fl.-heads e blue; involucre imbricate. 
September, J, linear-lanceolate, lat arog narrowed at each end. 
T 
