Carex barrattii

Schweinitz & Torrey

Ann. Lyceum Nat. Hist. New York 1: 361. 1825.

IllustratedEndemic
Treatment appears in FNA Volume 23. Treatment on page 418. Mentioned on page 417.

Culms aphyllopodic, without dead leaf remains at base, 20–90 cm. Leaf-blades 2–5 mm wide, margins revolute, scabrid at tip. Inflorescences: proximal bracts 2–7 cm, shorter than inflorescences; lateral spikes usually androgynous, (10–) 25–50 × 3.5–6 mm, with 20–80 perigynia; terminal spikes 20–50 × 2.5–5 mm. Pistillate scales ovate, 2.4–4 × 1.3–1.8 mm, shorter and as wide as or slightly narrower than perigynia, apex obtuse to acute. Staminate scales oblong-obovate, 3.7–4.5 × 1.2–2 mm, apex obtuse. Anthers 2.6–2.9 mm. Perigynia 2.5–3.5 × 1.2–2 mm, apex rounded; beak 0.1–0.5 mm.


Phenology: Fruiting late spring–early summer.
Habitat: Bogs, swamps, wet woods, primarily on acidic substrata
Elevation: 0–500 m

Distribution

V23 762-distribution-map.jpg

Ala., Conn., Del., Md., N.J., N.Y., N.C., Pa., S.C., Tenn., Va.

Discussion

Carex barrattii is in the Center for Plant Conservation’s National Collection of Endangered Plants.

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

... more about "Carex barrattii"
trigonous +
0.26 cm2.6 mm <br />0.0026 m <br /> (0.29 cm2.9 mm <br />0.0029 m <br />) +
papillose +
rounded;obtuse;obtuse;acute +
Peter W. Ball +
Schweinitz & Torrey +
rounded +  and tapering +
Limosae +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
v--shaped +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
aphyllopodic +
purple-brown +  and red +
round +  and trigonous +
20 cm200 mm <br />0.2 m <br /> (90 cm900 mm <br />0.9 m <br />) +
Ala. +, Conn. +, Del. +, Md. +, N.J. +, N.Y. +, N.C. +, Pa. +, S.C. +, Tenn. +  and Va. +
0–500 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Bogs, swamps, wet woods, primarily on acidic substrata +
prophyllate +, pedunculate +  and pistillate +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
2.5 cm25 mm <br />0.025 m <br /> (5 cm50 mm <br />0.05 m <br />) +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
emarginate +  and entire +
with (1-)3-6(-30) bristles and/or scales +
sessile +, stipitate +, 3-7-veined +, veinless +  and (3-)5-7-veined +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Fruiting late spring–early summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
2 cm20 mm <br />0.02 m <br /> (7 cm70 mm <br />0.07 m <br />) +
Ann. Lyceum Nat. Hist. New York +
adventitious +
staminate +  and pistillate +
basal +  and proximal +
oblong-obovate;ovate +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
cylindric +
0 cm0 mm <br />0 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Illustrated +  and Endemic +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
persistent +  and deciduous +
2-3(-4)-fid +
Carex barrattii +
Carex sect. Limosae +
species +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
plant +  and cespitose +