384 
ASCYRUM— ASPLENIUM. 
very narrow-linear, straight, glabrous, 
wnorled, scattered, liorn in the nectary 
fxsert. 2 f. 
tuherdsa, (Ju. Z(.) stem erect, hairy, 
with spreading branches; nectary without 
horns ; leaves oblong-lanceolate, sessile, 
alternate, somewhat crowded ; umbels nu- 
merous, forming terminal corymbs. Sandy 
fields. Flowers large, bright-orange, in 
numerous, erect umbels. Medicinal. Pleu- 
risy-root, butterfly-weed. 
panper"ci(la, (r-g. M. 2^.) leaves linear, 
lanceolate, very long, remote, glabrous 
with the margin pubescent ; umbels few- 
flowered. 3-4 f. 
conni'vens (,T. Z/.) leaves oblong, oval, 
mucronate, slightly hairy, sessile ; leaves 
of the nectary u.sually long, incurved, con- 
nivent at the summit. 1-2 f. <S'. 
tomenfo'sa, (21.) leaves oval, lancoolate, 
acute, tomentose ; umbels sessile with the 
horns exsert. 1-2 f. S. 
aynplcxicau'lis, (p. w. Ap. 2i.) veiy glab- 
rous ; stems decumbent ; leaves sessile, 
cordate, strongly veined, glaucous, ap- 
pressed ; umbels terminal and axillary. 
1-2 f. S. 
nhe'a, (Ju. Zf.) leaves ovate, lanceolate, 
nearly glabrous; umbels erect, lateral, sol- 
itary; stem simple. S. 
angustifiT^lia. (g. w. M. 2i.) leaves scat- 
tered, strap-shaped, slightly pubescent ; 
umbels solitary, terminal ; horns included. 
8-18 i. S. 
cine'ren, (J. 2^.) leaves long, linear, oppo- 
site ; umbels few, terminal, naked ; horns 
short. 3 f.. S. 
ASCY'RUM. 12-3. (Hypericce.) [From a, 
without, skuros, roughness.] 
cnix-andre'ce, (y.Ju, 1?.) .stems numerous, 
subfruticose, terete, with erect branches ; 
leaves ovate-linear, obtu.se ; inner petals 
sub-orbicular; pedicels with 2 bracts; flow- 
ers sessile ; styles 1-2. Sandy fields. N. J. 
to Car. Flowers solitary, axillary, nearly 
sessile, pale yellow. This plant varies so 
much in the size and number of its leaves, 
and in the number of its stylos, that it 
seems doubtful whether more than one 
species are not here included. Sand. St. 
Peter's wort. 
amplexicau'le, (Ap. y. If-) erect, spar- 
ingly branched, with the branches com- 
pressed ; leaves ovate, oblong, clasping; 
outer sepals cordate ; styles 3 to 4. 1-2 f. 
S. 
ASIMI'NA. 12—12. {Annonm.) [From the 
Greek asamenos, sad.] 
irilo'ba, (Ap. 1?.) leaves oblong, crenate, 
acuminate, and with the branches smooth- 
ish; flowers on short peduncles; outer pet- 
als roundish ovate, 4 times as long as the 
calyx. Banks of streams. N. Y. to Flor. 
Flowers solitary, dark brown ; fruit large, 
fleshy, eatable, sweetish. 15-20 f. Amer- 
ican papaw tree. 
ASPAR"AGTJS. 6—1. (Aspnragi.) [A Greek 
word, signifying a young shoot.] 
cjjicirui'lis, (asparagus. Ju. 24 •) stem her- 
haceous, unarmed, sub-erect, terete ; leaves 
bristle-form, soft ; stipules sub-solitary Na 
uralized. 4 f. 
ASPIIODE'LUS. 6—1. {Asphodeli.) [Fron: 
the Greek apodelus, ashes, because it was 
formerly planted upon the graves of the 
dead.] 
lu'tcus, (asphodel, king's spear. 2^.) stem 
leafy; leaves 3-sided, striate. Ex. 
ramo's7is. stem naked ; leaves ensiform 
carinate, smooth. Ex. 
ASPID"IUM. 21—1. (niices.) [From aspides 
round like a shield ; shield-form.] 
margina'le, (Ju. 21.) frond doubly-pin 
nate ; lesser leafets oblong, obtuse, decur 
! rent, crenate, more deeply crenate at the 
I base ; fruit-dota marginal ; st^pe chaffy 
2-3 f. 
ASPLE'NITJM. 21—1. (Filices.) [a, without, 
spleen, the spleen, being used in the cure of 
this di.sease.] 
rhizopkyl"bim, (walking 'eaf, Ju. 2^.) 
frond lanceolate, stiped, sub-rrenate, heart- 
form ears at tlie base ; apex very long, li- 
near-filiform, rooting. Var. pin" natifi,'- 
dnvi, leaves with the crenature* so deep 
as to become sub-pinnatifid. 
ebe'nnm. (ebony spleen-wort^ Ju. "Li-) 
frond pinnate ; leafets sessile, lanceolate, 
serrulate, cordate at the ba.se, auricled 
above. 6-10 i. Rocks and dry places. 
AS"TER. 17—2. (Corymbifera:.) [A Greek 
word, signifying star.] 
A. Leaves entire. 
ri'gidiis, (p. y. Au. 2_f.) leaves linear, mu 
eronate, sub-cari nate, rigid, margin rough- 
ciliate ; the cauline leaves refiexed, the 
branch ones spreading, subulate ; stem erect, 
somewhat branched above ; branchlets 
1 -flowered, corymbed ; calyx imbricate, 
twice as short as the disk, scales obtusish, 
carinate ; rays about 10-fiowered, reflexed 
Hardly a foot high. 
linariifo'lim, (p. y. Au. 2^.) leaves thick 
set, nerveless, linear, mucronate, dotted, 
carinate, rough, stiff*, tho.se on the branchea 
recurved ; stem sub-decumbent ; branches 
level-topped, 1-flowered ; calyx imbricate, 
of the length of the disk ; stem rough, pur- 
plish. 
muUijidrus, (w-y Au. to Nov. li.) lea.ves 
linear, smoothish ; stem very branching, 
difl^use, pubescent ; branchlets one way ; 
calyx imbricate ; scales oblong, scurvy, 
acute. 
Jlexuo'sus, (y. w-p. Au. 24^.) very glabrous, 
leaves subulate, linear, somewhat fleshy, 
sub reflexed ; stem slender, very branch- 
ing ; branches and branchlets spreading, 
bri.stle-form, 1-flowered ; scales of the pe- 
duncles divaricate, subulate ; calyx imbri- 
cate, scales close-pressed, acute. Sal* 
marshes. 
corniJo'liuR, (w. Au. 2^.) glabrous; leaves 
oblong-ovate, acuminate, short-petioied : 
margin rough ; stem glabrous ; panicle 
few-flowered ; branches 2-flowered ; calyx 
sub-imbncate. 
amygddU'aus, (w. S. 11.) leaves lanceo 
late, tapering to the base, acuminate, mar- 
gin rough ; "stem simple level-topped -oo 
