174 
SINAPIS— SMILAX. 
leaves miiuate, pinnatifid, radical ones ter- 
nate, sinuate, many -cleft ; flowers small, 
panic led. 2-4 f. iS. 
coiiua'tnm, (y. Aa. 2^.) erect, terete, his- 
pid ; leaves opposite, connate, .scabrous, 
remotely .serrate ; panicle terminal, dichoto- 
mous. 6 f. S. 
pinna tiji'dum, (y. Au.) stem somewhat 
glabrous; leaves sinuate, pinnatifid, sub- 
scabrous, a little hairy beneath ; flowers 
large ; scales of the involucrum oval, outer 
ones roundish. 4-6 f. S. 
l(eviffa'tum, (y. Au.) stem simple, 4-an- 
^ied, furrowed, glabrous ; leaves sessile, 
ovate-acnminate, .slightly seirate. sub-cor- 
iate at the base, glabrous ; scales of tlie 
invohicrum ovate, ciliate. 2 f. 
scaber"rimvm, (y. Au.) stem sub-angled ; 
ingles rough above ; leaves short-petioled, 
jvate, sub acuminate, serrate, rigid, sca- 
i)T*ous ; flowers corymbed ; scales of the 
Involucrum ovate, ciliate. 3-4 f S. 
atropur"pu'renvi, (y. Au. ZX.) terete, 
«nooth ; leaves verticiilate by fours, lance- 
olate, .scabrous, sub-entire, sub-ses.sile, c>iiat9 
at base, upper ones scattered ; panicle di- 
chotomous. 4 f. S. 
denta'tnm, (y. Au.) erect, somewhat glab- 
rous ; lower leaves opposite, upper ones 
alternate, all lanceolate, sinuate-toothed, 
pilose, scabrous ; flowers corymbed ; scales 
of the i'lvolucrum broad-ovate, ciliate. 
2 3 f. S. 
ela'imnn (y. I^.) leaves petioled, alternate, 
cordate, smuate ; scales of the involucrum 
obtuse. tS. 
r^'icu'o'tum, (y. 2/.) leaves alternate, 
ovate-lo.iiceolate, cordate, serrate, rather ob- 
tuse, a little villose. S. 
^LNA'PiS. 14— a. {CruciSera.) 
nl'gra, (common mustard, y. J. silique 
glabrous, 4-angled, clo.se-pressed to the 
stem ; leaves at the top lance-linear, entire, 
smof th. Naturalized. 
al ha, (white mustard,) pod mostly his- 
pid, spreading ; flowers corymbose. 1-2 f. 
Introduced. 
0t-vcn"six, (y, Ju. stem and leaves 
haUy ; siliques glabrous, many-angled, un- 
even, about three times the length of the 
style ; style slender, ancipital. Introduced. 
SIPH0NY'(:HIA. 5—1. {Amaranti.) [From 
siphon, tube, funnel, and nuchios, niglit.] 
america'na, leaves oblanceolate, shorter 
than the internodes. a little hairy below, 
ciliate. rather obtuse ; stem much branched, 
minutely and retrosely pubescent ; flowers 
in small, glomerate cymes at the ends of 
the branches. 
SI'SON. 5—2. (Umbelliferem.) ^ 
majiix, glabrous ; leaves cut-pinnate ; lobes 
with cartilaginous margins, sharply serru- 
late, those of the lower ones lanceolate, of 
the upper ones many-cleft and linear. 
nibncdu le, leaves semi-verticillate, cut 
tri-pnmate ; segments capillaceous ; partial 
involucres compound, longer than the um- 
bel lets. 
S-1SYM"BRIUM. 14—2. (Crucifrra.'' [From \ 
siaubos. fringe, so called from its fringed 
o-fficin"nIe, (y. Ju. %.) leaves rnncinale 
I hairy ; flowers in a long raceme ; pod sub 
ulate. 1-2 f. Stem hairy, branched. Road 
sides. 
canes"cens, (y. Ap. 0.) leaves bi-pinnat 
ifid, hoary ; segments dentate, obtuse, some- 
times obovate ; petals as long as the calyx ; 
siliques sub-angled, ascending, shorter than 
the peduncle ; stigma capitate. 1-2 f. 
cheirauthoi'des, (y. J. ^.) siliques erect , 
ft-uii-bearing pedicels spreading ; leaves 
nearly entire, lanceolate. Canada. 
SiSYRlN"CniUM. 15—3. (Iridce.) 
an"ceps, (blue eyed grass, b. J. 2i.) scapa 
or culm simple, 2 edged or 2-winged ; 
glunie-like spatha of 2 unequal valves, ex. 
tending above the ilcvver; petals uiucro- 
nate. Hedge -mu.stard. 6-12 i. 
mucrona'tum, scape simple, winged ; spa- 
tha colored, one of the valves ending in a 
long, rigid point; stem setaceous. 6-10 i 
Flowers 3-4 in a spatha, blue. 
SrU.M. 5—2. {UmbeUifera.) [From sc.io, to 
move, from its agitation in the water.] 
latifo'lmm, (water-parsnip, w. Ju. 2^.) 
root creeping; stem erect, angular; leavea 
pinnate ; leafets ovate, lanceolate, .sessile, 
smooth, serrate, sometimes pinnatifid ; um- 
bels terminal, large, rayed ; involuciea 
many-leaved. 2-4 f. The leaves that grow 
in water are bi pinnatifid. Swamps. 
linea're, leafets linear, lanceolate, acutely 
and finely sen-ate ; stem tall. 
SMI'LAX. 20—6. (AsTtaragi.) [From smileus, 
to cut; so called from the roughness of its 
leaves and stalk.] 
1. Stems frutescent. 
sar.<taparil"la, (Ju. 2i.) stem prickly, 
slightly 4-angled ; leaves unarmed, ovate- 
I lanceolate, cuspidate, sub-5-nerved, glau 
cous beneath ; peduncles long. 
qii<idran"gnla'ris, (Ju. ^.) leaves un 
armed, ovate, sub-cordate, acute, 5-nerved ; 
stem prickly, 4-angled ; ben'ies black. 
cudii'ca, (J. ^).) stem flexuous, aculeate; 
leaves ovate, mucronate, membranaceous, 
5-nerved ; common peduncle scarcely longer 
than the petiole. 
pandnra'ta, (Ju. I?.) aculeate; leaves 
ovate-panduriforra, acuminate, 3-nerved ; 
peduncle twice as long as the petiole 
Sandy woods. 
laurij'o'lia, (Ju. ^ .) aculeate ; branches 
unai-med; leaves coriaceftus, jDerennial, 
oval-lanceolate, slightly acuminate. 3-nerv- 
ed ; umbels short, peduncle^. 
pseu'do-cMna, (J. Ip .) unarmed cauline 
leaves cordate, ramose ones oblong-ovatti, 
5-uei'ved ; peduncles very long. 
rotundifo'lia, (green-brier, w-g. Ju. 2X-] 
stem prickly, sub-terete ; leaves unarmed, 
roundi-sh-ovate, short acuminate, cordate, 
5-7 nerved ; berries spherical. 
2. Stems herbaceous. 
pedun''cula'ris, (Jacob's ladder, w-g M. 
ll-) stem round, climbing ; leaves round- 
ovate, cordate, acuminate, 9-nerved ; umbeli> 
long-pedicelled. 3 5 f Low grounds. 
hsrba'cea, (bohea tea, s J. 2i.) stem ere^i 
simple, slightly angled; leaves longpeu 
