42 FOUNDATIONS OF BOTANY 
2. S. glauca, Walt. GREEN-BRIER. Stem cylindrical, slender, 
with scattered prickles, branches angled, and usually without prickles. 
Leaves ovate or subcordate, pointed at the apex, mostly 5-nerved, 
smooth, white beneath, with a bloom, margin entire. Peduncle 
flattened, 2-3 times as long as the petiole, few-flowered. Berry 
black, 3-seeded. Margin of swamps.* 
3. S. Bona-Nox, L. BAmsBoo-vine. Stem stout, cylindrical, or 
slightly angled, scurfy when young, armed with numerous stout 
prickles. Branches 4-angled, usually unarmed. Leaves triangular, 
ovate, or often halberd-shaped, 5—7-ribbed, smooth on both sides and 
often discolored, margins usually fringed with fine prickles. Pedun- 
cles twice as long as the petioles, flattened. Umbels many-flowered, 
pedicels short. Berries 8—20 in a cluster, black, 1-seeded. In swamps 
and thickets.* 
_4. S. Walteri, Pursh. GREEN-BRIER. Stem low, with few 
prickles, 2—5 ft. long, branches slightly 4-angled, unarmed. Leaves 
oblong-lanceolate to oval, obtuse or acute at the apex, rounded or 
cordate at the base, 5-ribbed, smooth. Peduncles flattened, about as 
long as the petioles and pedicels. Berry bright red, ripening the 
first year. Wet pine barrens.* 
5. §. rotundifolia, L. GREEN-BRIER, CAT-BRIER, DOG-BRIER, 
HorsE-BRIER, WaAItT-A-BIT. Stem green, strong; branchlets, and 
sometimes the branches, 4-angled, armed with stout hooked prickles. 
Leaves ovate or round-ovate, with a slightly heart-shaped base and 
an abruptly pointed tip. Berries black, with a bloom. Thickets, 
the commonest species N. E. 
11. AMARYLLIDACEZ. AMARYLLIS FAMILY. 
Mostly smooth perennial herbs, from bulbs. Leaves radi- 
cal, with no distinction between petiole and blade. Flowers 
borne on a scape, nearly or quite regular. Stamens 6. 
Style 1. Tube of the 6-parted, corolla-like perianth adnate 
to the 3-celled ovary. Capsule 3-celled, several-many-seeded. 
I. ZEPHYRANTHES, Herb. 
Stemless, from a coated bulb. Leaves linear, fleshy. Scape 
erect, 1-few-flowered. Flowers large, erect, or declined, sub- 
tended by a 1—2-leaved spathe. Perianth 6-parted, naked in 
the throat, tube short, segments petal-like, spreading. Stamens 
free, anthers versatile. Ovary 3-celled, many-ovuled. Style 
