Carex glaucescens

Elliott

Sketch Bot. S. Carolina 2: 553. 1824.

IllustratedEndemic
Basionym: Carex sempervirens Schweinitz 1824
Treatment appears in FNA Volume 23. Treatment on page 422. Mentioned on page 420, 421.

Culms to 120 cm. Leaves: sheaths glaucous, fronts strongly veined, veins persisting as a pinnate network, apex thickened, truncate or distal sheaths concave; blades 40–75 cm × 4–8 mm, strongly scabrous on margins and adaxial surface. Inflorescences with 5–7 spikes, 20 cm; peduncle of lateral spikes to 5 cm; proximal bracts equaling inflorescences, 2–4 mm wide; lateral spikes with staminate spikelets at apex, pendent, 3–6 cm × 6–9 mm. Pistillate scales shorter and narrower than perigynia, apex retuse, awn to 3.5 mm. Perigynia ascending, redbrown, angles veined, faces veinless or indistinctly 3–4-veined, sessile, elliptic, 3.2–5 × 1.8–2.6 mm, base rounded, apex obtuse to tapered, densely papillose with minute translucent papillae giving grayish color, glaucous; beak 0.2–0.5 mm, often minutely bidentate, slightly thickened, teeth to 0.1 mm. Achenes ellipsoid, 2.5–3 × 1.5–2 mm, base not conspicuously broadened.


Phenology: Fruiting Jul–Aug.
Habitat: Stream or pond margins, seepage bogs, swamps, wet meadows, ditches, usually in sandy soils and seasonally wet areas
Elevation: 0–800 m

Distribution

V23 773-distribution-map.jpg

Ala., Fla., Ga., La., Miss., N.C., S.C., Tenn., Tex., Va.

Discussion

Grazed or severely disturbed plants of Carex glaucescens sometimes flower in August or later; these plants have condensed inflorescences and androgynous terminal spikes.

Selected References

None.

Lower Taxa

None.
... more about "Carex glaucescens"
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
ellipsoid +
smaller +
1.5mm;2mm +
papillose +
Lisa A. Standley +
Elliott +
0 cm0 mm <br />0 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
shortened +
rounded +
broadened +
Carex sempervirens +
bidentate +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
40 cm400 mm <br />0.4 m <br /> (75 cm750 mm <br />0.75 m <br />) +
more prominent +
m--shaped +
4mm;8mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
glaucous +, scabrous +  and glabrous +
reddish purple +
round +  and trigonous +
0 cm0 mm <br />0 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +
Ala. +, Fla. +, Ga. +, La. +, Miss. +, N.C. +, S.C. +, Tenn. +, Tex. +  and Va. +
0–800 m +
sessile +, 3-4-veined +  and veinless +
0.32 cm3.2 mm <br />0.0032 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.26 cm2.6 mm <br />0.0026 m <br />) +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Stream or pond margins, seepage bogs, swamps, wet meadows, ditches, usually in sandy soils and seasonally wet areas +
20 cm200 mm <br />0.2 m <br /> (?) +
prophyllate +, pedunculate +, some +  and pistillate +
3 cm30 mm <br />0.03 m <br /> (6 cm60 mm <br />0.06 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
grayish color +
with (1-)3-6(-30) bristles and/or scales +
sessile +  and veined +
Fruiting Jul–Aug. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
long-sheathing +  and leaflike +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Sketch Bot. S. Carolina +
black +  and brown +
adventitious +
basal +  and proximal +
2-keeled +
shorter and narrower +
W1 +, Illustrated +  and Endemic +
0 cm0 mm <br />0 m <br /> (5 cm50 mm <br />0.05 m <br />) +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex sect. Pendulinae +
Carex glaucescens +
Carex sect. Glaucescentes +
species +
0 cm0 mm <br />0 m <br /> (0.01 cm0.1 mm <br />1.0e-4 m <br />) +
persisting +
plant +  and cespitose +