8 LILIACEAE, 
SMILAX. Greenbrier. 
(Family: Liliaceae). : 
Woody or sometimes herbaceous 
plants climbing by tendrils and 
< ee commonly armed with strong and 
\ " often large prickles: deciduous in 
“f \s the North. Stems terete or sharply 
~\\| : G, angled: pith lacking,—the wood 
Z “endogenous” as in a corn-stalk. 
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Buds moderate, often superposed 
with the upper developing prompt- 
ly, 3-sided, pointed, very diver- 
gent, with a single exposed scale. 
Leaves tearing away above the 
dilated partly clasping base, 
therefore leaving no definite scar, 
but with about a dozen vascular 
bundles: stipules, or their near- 
equivalent, persistent as tendrils 
on the leaf-bases. 
Winter-character references: — 
S. hispida. Brendel,- 27, pl. 4: 
Hitcheoek “(aa,. 20, (4), “Tan 2. 
121-2. Velenovsky, in volume 68 of the journal Flora, discus- 
ses the anomalous position of the bud-secales in this genus. 
The tender vine so much grown by florists as “smilax” 
belongs to another genus (Asparagus). 
is 
2. 
3. 
Evergreen: leaves elliptical to oblong. (1). S. laurifolia. 
Deciduous. 2. 
Stems woolly, not prickly. (2). S. pumila. 
Stems glabrous, usually with prickles. 3. 
Stems glaucous. . S. glauca. — 
Stems not glaucous. 4. 
. Prickles needle-like, black. (3). S. hispida. 
Prickles dilated or flattened at base. (4). S. rotundifolia. 
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