Cymophyllus

Mackenzie in N. L. Britton and A. Brown

in N. L. Britton and A. Brown, Ill. Fl. N. U.S. ed. 2, 1: 441. 1913.

Etymology: Greek kyma, wave, and phyll, leaf, in reference to the undulate-margined leaves
Treatment appears in FNA Volume 23. Treatment on page 573. Mentioned on page 3, 5, 255, 257.
 TaxonIllustrator 
FNA23 P139 Carex breweri pg 570.jpegCarex breweri
Carex engelmannii
Carex subnigricans
Carex muriculata
Cymophyllus fraserianus
Susan A. Reznicek
Susan A. Reznicek
Susan A. Reznicek
Susan A. Reznicek
Susan A. Reznicek

Herbs, perennial, cespitose, evergreen. Culms compressed or terete. Leaves basal, bladeless; proximal sheaths 4–6, whitish to straw colored, disintegrating at maturity, distal 1 (–2, rarely), blade flat, formed from open, elongated sheath, without ligule or evident midvein, usually 2–5 cm wide. Inflorescences terminal, single spike; bracts spirally arranged, each subtending flower, scalelike. Spikelets 1-flowered; scales 0–1. Flowers unisexual; staminate flowers without scales; pistillate flowers with 1 scale enclosing flower (perigynium), open only at apex; perianth absent; stamens 3; styles deciduous, linear, 3-fid. Achenes sharply trigonous.

Distribution

e North America

Discussion

Species 1.

Selected References

None.

"shortened" is not a number.

... more about "Cymophyllus"
trigonous +
A. A. Reznicek +
Mackenzie in N. L. Britton and A. Brown +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
glumaceous +  and foliaceous +
ascending +  and appressed +
scale-like +
parallel +  and divergent +
terete +, rolled +  and plicate +
terete +  and compressed +
e North America +
Greek kyma, wave, and phyll, leaf, in reference to the undulate-margined leaves +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
with (1-)3-6(-30) bristles and/or scales +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
in N. L. Britton and A. Brown, Ill. Fl. N. U.S. ed. +
adventitious +
basal +  and proximal +
2-keeled +
elongated +
cylindric +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
Cymophyllus +
Cyperaceae +
not +, stoloniferous +  and rhizomatous +
evergreen +  and perennial +
herb +  and cespitose +