SINAPIS, SOLIDAGO. 
391 
lance-oblong, scabrous on the margin; panicle dichotomous; petals 
bifid; stamens exsert. 12 i. 6'. 
14—2. SINAPIS. 39. 63. 
Exotic. 
nigra , (common mustard, v. J. ©.) silique glabrous, 4-angled, close-pressed 
to the stein ; leases at the top lance-linear, entire, smooth. Natural- 
ized. 
15—3. S1SYR1NCHIU11. 6. 18. 
anceps , (blue-eyed grass. O. b. J. 7J-.) scape (or culm) simple, 2-edged or 
2-winged; glume-like spatha of 2 unequal valves, extending above the 
flower; petals mucronate. 6 — 12 i. S. 
20—6. S.M1LAX. 11. 12. 
rotundifo'lia , (green brier O. w-g. Ju. T?.) stem prickly, sub-terete ; 
leaves unarmed, roundish-ovate, short-acuminate, cordate, 5-7-nerved ; 
berries spherical. S. 
5—1. SOLANUM. 28. 41. 
dulcamara , (bittersweet. E. p-b. Ju. 1?.) stem unarmed, woody, climbing; 
lower leaves mostly cordate, glabrous; upper ones mostly guitar-has- 
tate, few-flowered ; corymbs opposite to the leaves. This is the true 
bittersweet ; but the Celastrus scandens is wrongly called so by some. 
Damp. 
nigrum , (deadly night-shade. O. w. p. b. J. Q.) stem unarmed, erectish 
or erect ; branches angled, dentate ; leaves ovate, repand, glabrous ; 
racemes 2-ranked, nodding. 1 — 2 f. S. 
Exotic. 
tuberosum , (potato, b. w. Ju. I?.) stem wing-angled, unarmed; leaves in- 
terruptedly pinnate ; leafc-ts entire ; flowers sub-corymbed ; roots knob- 
bed-luberous. Cultivated. 
lycoper sicum, (love apple, tomatoes, y. S. Q.) stem unarmed; le'aves 
pinnatifid, gashed ; racemes 2-parted, leafless ; fruit glabrous, torulose. 
melongc na, egg-plant. J. £>•) stem unarmed; leaves ovate, tomentose ; 
peduncles pendant, incrassate ; calyx unarmed. 
pseudo-cap" sicum , (jerusalem cherry. I?.) stem woody; leaves lanceolate, 
repand ; umbels sessile. 
17—2. SOLIDAGO. 49. 55. 
1. Flowers one-sided. Leaves with three combined nerves. 
canaden sis, (Canadian golden-rod. O. y. Ju. 2J..) stem downy ; leaves 
lanceolate, serrate, rough ; racemes copious panicled, recurved; rays 
hardly longer than the disk ; stem angular ; leaves sessile, three inches 
long, sometimes nearly entire. 2 — 5 f. S. 
gigan tea, (giant golden-rod. O. y. Au. %.) stem erect, glabrous ; leaves 
lanceolate, smooth, serrate, rough-edged, obscurely 3-nerved ; racemes 
panicled; peduncles rough-haired ; rays short. 4 — 7 f. S. 
laterijlo ra, (side-flowered golden-rod. y. Au. 2}..) stem erect, a little hairy ; 
leaves lanceolate, slightly 3-nerved, glabrous, rough-edged; lower ones 
subserrate ; racemes panicled, a little recurved, sub-secund ; flowers 
large, the rays being much longer than the calyx ; stem striated, often 
purplish, pinnatifid, with numerous lateral flowering branches. 2 — 3 f. S. 
2. Racemes or Jloiccrs one-sided. Leaves veiny. 
allis sima, (variable golden-rod. O. y. Au. 2|..) stem erect, rough-haired ; 
leaves lanceolate ; lower ones deeply serrate, scabrous, rugose. The 
