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.

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.
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 +
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 +
shortened +
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 +
2mm;4.5mm +
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 +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
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 +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
basal +  and proximal +
lanceolate;ovate +
exceeding perigynia +  and equaling +
0.9mm;1.8mm +
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 +