Carex albicans var. australis

(L. H. Bailey) Rettig

Sida 14: 133. 1990.

Illustrated
Basionym: Carex varia var. australis L. H. Bailey Bot. Gaz. 17: 153. 1892
Synonyms: Carex emmonsii var. australis (L. H. Bailey) Rettig Carex physorhyncha Liebmann
Treatment appears in FNA Volume 23. Treatment on page 542. Mentioned on page 541.
Revision as of 01:23, 30 July 2020 by imported>Volume Importer
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Rhizomes horizontally spreading, 18–70 mm. Staminate spikes 6–14 × 0.5–1.8 mm; staminate scales 3–4 × 0.9–1.8 mm, midrib weak or strong, usually not reaching apex of scale (rarely prominent, extending to apex of scale, and finely toothed, 15X). Perigynia 2.7–3.1 × 0.8–1.1 mm; beak with apical teeth 0.2–0.4 mm. 2n = 36.


Phenology: Fruiting late Mar–mid May.
Habitat: Dry to mesic, level areas of sandy loam, occasionally on sandy loam-clay mixtures, in partial shade of hardwood or mixed-pine forests
Elevation: 10–200 m

Distribution

V23 1022-distribution-map.jpg

Ala., Ark., Fla., Ga., La., Miss., N.C., S.C., Tex., Va., s to c Mexico

Discussion

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

0.12 cm1.2 mm <br />0.0012 m <br /> (0.17 cm1.7 mm <br />0.0017 m <br />) +
trigonous;ellipsoid +
0.7mm;1.3mm +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.27 cm2.7 mm <br />0.0027 m <br />) +
beaked +, awned +  and cuspidate +
glabrous +  and pubescent +
acute;acuminate +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.04 cm0.4 mm <br />4.0e-4 m <br />) +
William J. Crins +  and Jeff H. Rettig +
(L. H. Bailey) Rettig +
rounded +  and tapering +
Carex varia var. australis +
ciliate-serrulate +
straight +
bidentate +  and bent +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.11 cm1.1 mm <br />0.0011 m <br />) +
v--shaped +
0.2 cm2 mm <br />0.002 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
brown +  and red +
smooth to scabrous +
round +  and trigonous +
10 cm100 mm <br />0.1 m <br /> (45 cm450 mm <br />0.45 m <br />) +
Ala. +, Ark. +, Fla. +, Ga. +, La. +, Miss. +, N.C. +, S.C. +, Tex. +, Va. +  and s to c Mexico +
10–200 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Dry to mesic, level areas of sandy loam, occasionally on sandy loam-clay mixtures, in partial shade of hardwood or mixed-pine forests +
prophyllate +, pedunculate +, staminate +, , +  and pistillate +
pale +  and bright green +
papillose;scabrous +
shorter to longer +
0.8mm;2.5mm +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
strong +  and weak +
with (1-)3-6(-30) bristles and/or scales +
0.27 cm2.7 mm <br />0.0027 m <br /> (0.31 cm3.1 mm <br />0.0031 m <br />) +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.11 cm1.1 mm <br />0.0011 m <br />) +
Fruiting late Mar–mid May. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
scale-like +  and filiform +
reddish-brown +  and dark reddish +
1.8 cm18 mm <br />0.018 m <br /> (7 cm70 mm <br />0.07 m <br />) +
adventitious +
pale +  and dark reddish-brown +
basal +  and proximal +
lanceolate;ovate +
exceeding perigynia +  and equaling +
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
cylindric +
Illustrated +
0.6 cm6 mm <br />0.006 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.99 cm9.9 mm <br />0.0099 m <br />) +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex emmonsii var. australis +  and Carex physorhyncha +
Carex albicans var. australis +
Carex albicans +
variety +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
stoloniferous +  and rhizomatous +
plant +  and cespitose +