STEGESBECKIA— SILPHIUM. 
167 
dmi'ca, (w. Oc. 2/.) leaves palmately 
7-lobed, rough ; lobes lanceolate, incisely 
dentate; peduncles many flowered, sub cor- 
ymbed, bracted ; flowers dioecious. 4-5 f . 
cnH"pn, (w. Au. @.) leaves oblong-cor- 
date, acuminate, crenate, upper ones ses- 
sile ; peduncles solitary, longer than the 
petiole, when in fruit, deflected ; capsules 
inflated, awnless, crisp-undulate. 
his"p>da, (y. Au. 1/.) hispid; leaves lan- 
ceolate, seirate ; peduncles solitary, axillary ; 
exterior calyx fililbrm. 1-2 f. S. 
gra'cilis, (y. Au. 2X ) .slender, glabrous; 
leaves linear, serrate, alternate ; peduncles 
Bolitary, axillary ; calyx angular. 12-18 i. S. 
rhombifo'lia, (y. Au. IX-) stem sufl'ruti- 
cose, branching ; leaves oblong, lanceolate, 
dentate, cuneate and entire at base : ped- 
uncles much longer than the petioles ; cap- 
sules 2-horaed. 1-2 f. S. 
nlcceoi'des, (Ju. 21.) lower leaves triangu- 
lar-cordate, gashed. upi)er ones palmate, 
many-cleft ; calyx hispid. 5. 
cocciit"ea, (2_C. r.) stellately pubescent and 
hoary; leaves long petioled, deeply 3- part- 
ed ; lateral segments 2-parted, intermediate 
one 3-cleft ; racemes terminal ; styles 12. 
Plains of the Upper Missouri. 
f licau'lia. slender, hispid ; leaves ovate- 
oblong, cordate at the base, serrate ; flow- 
ers axillary, solitary ; capsules 5, 2-beaked. 
2 f. Texas. 
SIEGESBECKIA. 17—2. (Corymhifcr<^.) 
Jlosculo'sa, (y. Au. ^.) leaves dentate, 
ovate, sessile ; disk florets 3-toothed, trian- 
drous. 
lacinia'ta, leaves laciniate, pinnatifld, up- 
per ones lanceolate, entii*e, tuberculate ; ex- 
terior involucrum short; ray florets veiy 
large. S. 
S1EVER"SU. 11—12. (Rosacece ) [After M. 
Sievers, a Russian botanical collector ] 
anemonoi'des, (w.) .stem creeping, stolon- 
(ferous, 1-flowered ; leaves pinnate ; pinnae 
ensiform, toothed at the apex ; stipules fili- 
form ; capsules shoiter than the calyx ; style 
bearded. 
trijlo'ra, (r.) erect, simple, 3-flowered, na- 
kedish ; leaves radical ; pinnae cuneate, 
gash-toothed, sometimes pinnatifld ; petals 
equalling the calyx ; awns long, silky-vil- 
lose. Newfoundland. 
SI'LENE. 10—3. (CaryophyllecE.) 
pennsylva'nica, (pink-catchfly, p. M. J. 
2^.) viscidly pubescent; radical leaves 
wedge-form, stem leaves lanceolate ; pani- 
cles trichotomous ; petals slightly emargi- 
Date, very obtuse, sub-crenate. 8-12 i. 
vir^irL"ica, (r. J. 2^.) erect, or decumbent ; 
viscidly pubescent; leaves lauce-oblong, 
scabrous on the margin ; panicle dichoto- 
raous ; petals bifid ; .stamens exsert. 12 i. 
rotundifo'lia, (r. Ju.) decumbent; stem, 
calyx, and margin of the leaves very pilose ; 
leaves broad-oval ; flowers few, trichoto- 
mal ; petals gashed, sub-4-cleft. S. 
injla'ta, calyx bladder-like, and beauti- 
fully veined , flowers white, petals bifid. 
Bladder campion. Rocky hills. Ex. 
armefria, (w-r. Au. ^.) flowers fascicled, 
fastigiate ; upper leaves cordate, glabrous ; 
petals entire. Ex. 
35* 
co'nica, calyx of the fruit conic, striate. 
Ex. 
dichofoma, racemes in pairs, terminal, 
1- .sided; flowers intermediate, peduncled. 
Ex. 
noctur"na, (w. J. flowers spiked, al- 
ternate, sessile, secund ; petals bifid. 
Stella' ta, (w. Au. 2i.) leaves verticillate 
in fours, oval-lanceolate, long-acuminate ; 
calyx inflated ; petals lacerate, fimbriate. 
2- 4 f. HUl-sides. 
noctijlo'ra, (w-r. Ju. calyx veiny, 
10 angled ; teeth of the tube equal ; petals 
2-c]eft; .stem dichotomous. Ex. 
quiaqn^vuVnera, (r. Ju. ^.) hirsute; 
leaves cuneate-oblong, upper ones linear ; 
petals entire, roundish; fi-uit alternate, 
erect. 8-12 i. S. 
ova'ta, (r w. J. 2^.) leaves ovate, lanceo- 
late, acuminate, nearly smoothish ; raceme 
terminal, compound ; calyx ovate ; stamens 
and styles exsert ; stem simple. 
Jimhria'ta, (M.) stem pubescent ; leaves 
obovate, ciliate ; petals lar^e, fimbriate, 
white ; flowers generally 3, in a terminal 
fascicle. 6-8 i. S. 
antirrhi' iia, (Ap. @.) stem pubescent 
near the base, sometimes spotted ; leaves 
narrow, spatulate, lanceolate, ciliate ; pani- 
cles dichotomous ; petals small, bifid ; sta- 
mens included. 1-2 f jS. 
axilla' ris, (p Au.) viscid-pubescent ; stem 
branched; leaves ovate, oval, petioled, sub- 
dentate ; flowers axillary, sessile, solitary. 
8i. S. 
SILPH^IUM. 17—4. {Corymbifera.) 
perfolia'tum, (ragged-cup, y. Au. 2^.) 
stem 4-angled, smooth ; leaves opposite, 
connate, ovate, serrate. 6 f. Rays 24. 
Mountains. 
trif alia' turn, leaves verticillate by threes ; 
panicle trichotomous ; stem 4-6 f. high, 
mostly purple ; ray florets about 14, long, 
bright yellow. 
integrifo'liuvi, (y. Au. 2^.) stem 4-angled, 
rough ; leaves opposite, erect, sessile, ob- 
long, entire, scabrous ; flowers few, short- 
peduncled. 4 f. 
terna'tum, (y. Ju. IL.) stem terete, glab- 
rous; leaves verticillate by threes, peti- 
oled, lanceolate, sub denticulate, somewhat 
scabrous, ciliate at the base ; upper ones 
scattered, sessile ; panicle dichotomous ; 
calyx ciliate. 4-6 f. 
giiminif'erum, (y. Ju.) erect, hispid, gum- 
niferous ; leaves .sinuate, pinnatifld, sub-his- 
pid beneath ; flowers large, axillaiy, sub- 
ses.sile; scales of the involucrum ovate, 
acuminate, outer ones fringed or hispid ou 
the margins. 2-3 f. 
terebin" thina cenm, (y. Ju. 2J[.) erect, gla- 
brous ; radical leaves large, round, or reni- 
form, cordate, slightly lobed and toothed, 
cauline leaves alternate, ovate, serrate, sea. 
brous; panicle compound, many-flowered. 
4-5 f. 
lacinia'twm, (y. Au. 2^.) stem simple, 
hispid above ; leaves pinnatifld, alternate, 
petioled ; segments tooth-sinuate ; flowers 
panicled ; scales of the involucrum sub-cor- 
date, acuminate. 8-12 f. S. 
compos" itum, (y. Ju. 2X-) smooth ; cauline 
