284 JUNCACEAE 
5. ifidus L. Stem 1-3 dm. be Rec blades rudimentary, except that of 
E single stem-leaf: per bract mbling the stem-leaf: sepals lanceolate, 
m. long, acute: petals elliptic, gee than the sepals: Ar obo pon 
Steno soil, Blue Ridge and more northern provinces. N. C. to N Can.(Q. 
6. J. Gerardi Lois. Stem 2-6 dm. tall: ee blades elongate-linear: flowers 
pan p sepals cs oblong, 2.5—3 mm. long: petals narr A lanceolate, 
slightly shorter than the sepals, the midrib green: capsule 
BLACK-GRASS RUSH.)—-Salt meadows, Coastal Plain p Nev ew ; England Coast, 
Fla. to Me.; Great Lake Lowland, Ill. to Mich.—(0. W.) 
7. J. secundus Beauv. aS ape 1—4 dm. tall: flowers Pe AE 
sepals becoming 3.5 mm. long: petals as longer than the sepals 
long as the e apsule.— ES muddy banks, and "dry es soil, E "Plain 
and adj. provinees, N. C. to Me. 
8. J. interior Wiegand. Scapes 1-5 dm. tall, pale-green: flowers rather irreg- 
ularly borne on the inflorescence-branches and scattered: sepals becoming 4 mm. 
long: petals straw-colored, much shorter than the sepals, EE longer than 
the MM — Dry woods or prairies, various provinces, Miss. and Tenn. to Ariz., 
Wyo., and Ill. 
9. J. georgianus ata Scapes 14 m tall: involueral braet shorter than 
e inflorescence: sepals becoming 5-6 mm. long: petals green, slightlv shorter 
han the sepals, much longer than the oblong Capsule: —Flat granite rocks, 
Pie dmont, Ga. to N. C. 
10. J. tenuis Willd. n 2-9 dm. tall: auricles of the leaf-sheaths scarious: 
sepals lanceolate, 3-4 mm. long, acuminate: petals slightly pud than the 
sepals, much longer co the ovoid or obovoid capsule: anthers much shorter 
than the filam ts.—(HEMP-RUSH. WIRE-GRASS RUSH.)— m ed paths, 
and roadsides, oe pua U. S. and S Can. Introd. in Eu. 
11. J. Dudleyi Wiegand. Scape 3-10 dm. tall: auricles of the leaf- sheaths 
ori wena sepals 4-5 mm. long, lanceolate, becoming very firm: petals 
mens 6; ene s bs the filaments.—Hillsides and damp calcareous soil, 
various provinces, Tenn. to Tex., N. M., Wash., Sask., Ont., and Pa. — (Merz. ) 
12. J. dichotomus Ell. e 2—9 dm. tall: e blades merely terete (flat in 
J. piii platyphyitus): Bee rere termin sepals narrowly Eu. 
3—4 mm. long, becoming very rigid: petals Ren smaller than the sepals, 
2 than the ellipsoid capsule.—Sandy soil, Coastal Plain and adj. provinces, 
Fla. to Tex., Ind., and Mass 
inflorescence apparently lateral: sepals lanceolate, 3.5-5 mm. long, very rigid: 
petals ovate-lanceolate, much shorte ec the sepals, shorter than the globular- 
ovoid or spheroidal le. stamens 6.—Marshes and springy places, various 
provinces, Fla. to Tex., Mo., and N. I. : 
14. J. repens Michx. Stem EA N EE 4-6 dm. long: leaf-blades 
3-8 em g, cuminate at the : heads 1-8, icled, 5 ow 
sae he sep josie lanceolate, piss petals more attenuate than the 
n 
w 
4— 
6-1 long, much longer than the columnar capsule: 
ai ^» flabellata Desv.]—Streams, ponds, swamps, and ditches, various 
provinces, Fla. to Tex., Okla., and Del—(W. I.) 
15. J. filipendulus Buckl. Stem dm. tall: basal leaves about 1% as tall as 
the stem; blades 1-2.5 mm. wide: heads commonly 2 or 3, 4—7-flowered: sepals 
IN "CIV s a MN ——ÉÉ—————S——— slept RS 
