210 CYPERACEAE 
the serrulate beak 1.5-2 mm. long, about the length of du seale.—Moist soil, 
Coastal Plain and occasionally adj. provinces, S. C. to Tex. and Ark.—Spr. 
IX. PHYLLOSTACHYAE Tuckerm. Culm densely an weak, com- 
pressed, dilated below the spikes, mostly much exceeded by the leaves. Spikes 
2-4, androgynous, the rachis zigzag, dilated; one spike terminal, the others 
basal on often much elongate peduncles; staminate portion with small tight 
scales united at base; pistillate portion loosely Sane iir. Pe the seales 
elongate and conspicuous.  Perigynium gla- 
brous, 2-keeled, but otherwise nerveless, nearly 
a 
stipitate, the sides convex, the apex rounde 
Stigmas 3, short. Style jointed at the base 
with achene, soon withering. 
ene = 
T 4 
A C. Willdenovii Schk. Culm very short up 
2.5 dm. un pd serrulate: leaf-blades 
wid : 
sy 
* 
e LEN 
mn ONES, nee, 
ita St au OP 
NOLENS CUPIT 
ADI) Sj a 
Mm 
— 
Sie ; e, g 
spikes 1—5 Eg a er a the lowest E 
appearing -i basal Ls ri es with a 48 
. long, les mm. thick, zi 
narrowed into a dona puse serrulate ‘be ak of about same le ength: scales 
acuminate or awned, the lowest common nly bract-like and foliaeeous.—Dry woods 
and prese in acid soils, v various provinees, Fla. to Tex., Mich., and Mas 
Spr.-ea 
38. C. = amesii Schw. Similar to the next preceding species in habit, but the 
culm very rough above, S leaf-blades rather narrower, soft, much surpassing 
the spikes: terminal stam nate portion of spikes very slender: body of peri- 
in diame a 
ract eak of more than it 
scales braet- pu oid us, the er sometimes not exceeding the perigynia.— 
Rieh woods, in eale us districts, various provinces N of Coastal Plain, Tenn. 
to Okla., Ia., Mich. . Y. and N. J.—Spr. 
X. S Tuckerm. Densely tufted. Culm slender. Leaf- 
lades narrow. Spike solitary, linear, androgynous, bractless. Rachis straight, 
not dilated. Perigynium appressed, mem- 
elliptic, n nerved (not 2-ribbed), com- 
ressed triangular, beakless. Achene trian- 
gular. Style slender, flexuous, its base not 
enlarged. Stigmas 3, short. 
39. C. leptalea Wahl. Culm very slender, 
smooth, 1.5-6 dm. tall: leaf-blades very nar- 
j j mm. l 
owest 0 
acuminate to very obtuse and much shorter 
than the pee an [C. poly ee 
Muhl C. Harperi Fernald. ]—Aeid bogs 
