310 SMILACACEAE 
I. HERBACEAE 
Mature leaf-blades green and shining beneath, decidedly i eed 
nate: sepals and petals of the staminate flowers 4.5-5.5 m 
long: berry black. 
Mate a MAS beneath, abruptly pointed or short- 
e sepals and petals of the staminate flowers 
or less, except in no. 5: berry glaucous. 
Leaf-blades merely glauc ous oe scales on the stem 
below the leaves appress 
Mature stem with nuc separated leaves: 
2. nae, sepals and petals of the staminate 
dd E 3.5 mm. long: seeds 3-5 to a berry, 3.5-4 
Hc 
. N. pulverulenta. 
2. N. herbacea. 
| Mature on with leaves clustered near the top: leaf- 
d blades edP e Pu sepals and petals of oe 
B m ate = 2.5-3.5 mm. long: seeds 2 
rry, 4.5-5 2, BS ng. 3. N. biltmoreana. 
Leaf- blades SURE or puberulent beneath: scales on 
stem below the leaves n or less spreading. 
o Sienna, climbing, wit umerous tendrils: pe- 
duncles axillary to leaves. 4. N. lasioneuron. 
Stem short, not climbing, the pd d wanting: 
pe uncles, at least in part, om the axils of 
Sscale-like 'braets below the m 
Leaf-blades acuminate: sepals and petals of the 
staminate flowers 4-5 mm. long: berry with 3-5 
seeds. 5. N. ecirrhata. 
Leaf-blades acute to mucronate: sepals and petals 
of the flowers 2.5-3.5 mm. long: berry with 2 or 
3 seeds. 6. N. Hugeri. 
II. TAMNIFOLIAE 
Sepals and petals of the deos flowers 4 mm. long: pedi- 
cels elongate, about 2 em 7. N. leptanthera. 
Sepals and petals of the ue das about 3.5 mm. long: ln 
pedicels short, less than 1 cm. lon 8. N. tamnifolia. 
1. N. pulverulenta (Michx.) Small. Stem stout: leaf-blades ovate to elliptic- 
ovate, 8-15 em. long, short-acuminate, usually 9-nerved, cordate at the base: 
ams flowers ov 
eliptie, or obov 4.5-5.5 mm. lo 
those of the ae flowers 3-3.5 mm 
long: berry black, 8-10 mm. in diame- 
ter, with 3-5 seeds.—Rich w "m vari- 
ous Poni rarely Coastal "Plain. INC. 
to Tenn., Mo., and S N. Y. 
2. N. herbacea (L.) Small. Stem elon- 
gate: leaf-blades ovate, m -lan- 
eeolate or lanceolate, 4-8 long, 
short-acuminate, 7—9-nerved, roun an or 
truncate at the base: sepals ‘of s stami- 
dodi flowers elliptie or nearl 5—4 
. long; those of the 'pistillate c 2 
mm. long: berry 6-8 m n diam 
—Moist Saat oa ia pm and barrens, various provinces, Ala. 
to Nebr. and N. B. 
3. N. biltmoreana Small. Stem 2.5-6 dm. tall: leaf-blades ovate, ee m. 
long: sepals of the staminate flowers Bi sometimes narrowly so, 2. 5.3. 9 
long: anthers ellipsoid: berry glau 7-9 mm. lon 2. Hillsides and 
Eae Blue Ridge, and adj. provinces, S. a aa N. " 
. lasioneuron (Hook.) Rydb. Stem 1-3 long or more: leaf-blades 
ovate or elliptie-ovate, or those subtendin im pedu ee laneeolate, 3-5 cm. long, 
3-7-ribbed, truncate or cordate at the base, often slightly twisted at the tip: 
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