352 
ASPARAGUS, ASTER. 
quadrifo'lia , O. w. p-w. M. ' 4 .) stem erect, simple, glabrous ; leaves ovate, 
acuminate, petioled ; those in the middle of the stem are largest, and 
in fours ; umbels 2, terminal, lax-flowered ; pedicels filiform. About 
18 inches high; flowers small and sweet-scented. S. 
2. Leaves not opposite. 
rerlicilla'ta (dw r arf milkweed. O g-v. w. Ju. 2}..) stem erect, very simple, 
marked with lines, and small pubescence ; leaves very narrow-linear, 
straight, glabrous, whorled, scattered ; horn in the nectary exsert. 2 f. S. 
6—1. ASPARAGUS. 11. 12. 
Exotic. 
officinalis, (asparagus. Ju. 2)..) stem herbaceous, unarmed, sub-erect, ter- 
ete ; leaves bristle-form, soft ; stipules sub-solitary. Naturalized in the 
northern and southern districts. 4 f. 
6—1. ASPHODELUS. 10. 16. 
Exotic. 
lu'teus , (asphodel, king’s spear. 2[.) stem leafy; leaves 3-sided, striate. 
21—1. ASPIDIUM. 55. 5. 
marginale , (O. Ju. 2J..) front doublv-pinnate ; lesser leafets oblong, obtuse, 
decurrent, crenate : more deeply crenate at the base ; fruit dots mar- 
ginal ; stipe chaffy. 2 — 3 f. S. 
17—2. ASTER. 49. 55. 
1. Leaves entire. 
rig'idus , (p. y. Au. 2J..) leaves linear, mucronate, sub-carinate, rigid; 
margin rough-ciliate ; the cauline leaves reflexed ; the branch ones 
spreading, subulate ; stem erect, somewhat branched above ; branch- 
lets 1-flowered, corymbed ; calyx imbricate, twice as short as the disk ; 
scales obtusish, carinate ; rays about 10-flowered, reflexed. Hardly 
a foot high. S. 
linariifo'lius , (O. p y. Au. 2]..) leaves thick-set, nerveless, linear, mucron- 
ate, dotted, carinate, rough, stiff, those on the branches recurved ; 
stem sub-decumbent ; branches level-topped, 1-flowered ; calyx imbri- 
cate, of the length of the disk ; stem rough, purplish. S. 
multijlo'rus , (O. w-y. Au. to Nov. %.) leaves linear, smoothish ; stem very 
branching, diffuse, pubescent ; branchlets one-way : calyx imbricate : 
scales oblong, scurvy, acute. S. 
flexuo'sus,{L. O. y. w-p. Au. 2(-.) very glabrous : leaves subulate linear, 
somewhat fleshy, sub-reflexed stem slender, very braching ; branches 
and branchlets spreading, bristle-form, 1-flowered : scales of the pedun- 
cles divaricate, subulate ; calyx imbricate, scales close-pressed, acute. 
Salt marshes. S. 
cornifo lius, (O. w. Au. 2|_.) glabrous ; leaves oblong-ovate, acuminate, 
short-petioled ; margin rough ; stem glabrous ; panicle few-flowered ; 
branches 2-flowered ; calyx sub-imbricate. 
amygdali'nus, (O. w. S. 2|..) leaves lanceolate, tapering to the base, acumi- 
nate : margin rough ; stem simple, levei-top-corymbed at the top : calyx 
lax-irabricate ; scales lanceolate, obtuse. Rays large. S. 
noia-ang 'lioe , (O. b-p. Au. 2|_.) leaves linear-lanceolate, pilose, clasping, 
auricled at the base ; stem sub-simple, pilose, straight and stiff; flowers 
sub sessile, terminal, crowded; scales of the calyx lax, coloured, lance- 
olate, longer than the disk. In rich soil it grows 10 feet high ; flowers 
large. S. 
cya neus, (O. U’-p. Au. 2J..) leaves linear-lanceolate, clasping, smooth ; 
