SMILACACEAE 311 
sepals of the staminate flowers elliptie, pune 4 mm. long; those of the e 
flowers ovate-elliptie, 2-2.5 mm. long: anthers linear-ellipsoid: berry 6-9 m 
in diameter. [N. diversifolia Small]— ` Moist soil, thickets, woods, and Ple 
banks, Blue Ridge and more northern provinces, Ga. to Ala., Colo., Wyo., and 
Ont. 
5. N. ecirrhata (Engelm.) Small. Stem mostly 3-6 a tall, e with 
tendrils: leaf-blades ovate to lanceolate-ovate, 8-12 cm. long, e, paler 
beneath: sepals of the ds Redi det d rae mm. ie pers ellip- 
soid: berry purple-black, 9—11.mm. in dia with 3-5 seeds.—Woods, Blue 
d and more northern pray cee Ala. to Mo, ' Ont., and N. C. 
N. eri Small. Ste 5 dm. tall: leaf-blades oblong-oval, 9-14 c 
lo ong, ae or abruptly tom at the apex: sepals of the st aminate "pen 
da 2.5-3.5 mm. long: anthers aes berry glaucous, 8-10 mm. in diam- 
—Woods, various provinces, N Fla. to Ala. and N. C. 
N. leptanthera (Pennell) Small. Stem elongate: leaf- wie triangular- 
vate, 6-11 cm. long, 5-7-nerved, cordate at t ba base: sepals of the staminate 
flowers s is to linear- -elliptie, a t4m ong: anthers narrowly linear, 
1.5-2 mm. long. [Smilax VEA. pg o Piedmont, Ga. 
8. N. tamnifolia ( o Small. Hj elongate: leaf- aes Vue ovate A 
hastate-lanceolate, 5-12 cm. long, 5-7-nerved, truncate or cordate at the bas 
the basal lobes rounded: pedes of the pibe nate neu broadly ellipie Eun 
3 mm. long: an picis narrowly P pes berry 4— n diam —Moist 
sandy soil near streams and acid marshy grounds, Coastal Plain Pun rarely 
adj. provinees, S. ct o Miss., Tenn., an ind N. 
1. SMILAX L. Stems puri greatly elongate, with very hard wood, and 
usually armed with prickles. -blades leathery, prominently ri . Flow- 
ers often fragrant. Pd. green. Berry red, blue, or black. poil 
e. often Ll very large leaves.—About 220 n most abundant in 
ical Am and Asia.—Spr.sum.—GREENBRIERS. | HORSEBRIERS.— The 
is of some pics are very vigorous and ae an almost oe 
tangle of woody, often die. stems. The large roots of s native 
Species i2 a red flour to the aborigines, which was hoe jn gee 
meaning red flour-root. The ira of some exotie species are used in medieine 
under the name sarsaparilla. | 
ac E entire or lobed at the base, sometimes merely erose or with fine prickly 
edges: berry globular. (In S. pumila ovoid and red or orange.) 
Leaf-blades glabrous, sometimes merely hispidulous or prickly on the veins be- 
neath: berry globular 
Peduncles much longer than the petioles 
Leaf-blades glaucous beneath: berry glaucous. I. GLAUCAE. 
. Leaf-blades green: berry not glaucous. II. HISPIDAE. 
Peduncles about as long as the petioles or s . 
- 3: berry 2- or 3-seeded, maturing the 
Ta eason: leaf-blades thin- or firm-cori- 
Berry. bla 
Leaf- Diodes not reticulate. III. ROTUNDIFOLIAE. 
Leaf-blades reticulate. IV. AURICULATAE. 
: Berry red. i V. LANCEOLATAE. 
DEM D berry 1-seeded, maturing the sec- 
ason : leaf-blades thick-coriaceous. VI. LAURIFOLIAE. 
Leaf- blades l beneath : aes) ovoid, red or orange. VII. PUMI 
Leaf-blades sinuate, the teeth firn or shiny, or the thick 
edges sometimes entire : berry black, ovoid. VIII. HAVANENSES. 
I. GLA 
Vine with terete or nearly terete Eum prr armed with 
scattered prickles: ione glaucous 1. S. glauca. 
