Flora of North America species comparison

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Carex communis var. communis

Carex communis var. amplisquama
Photo is of parent taxon

carex commun, fibrousroot sedge
Photo is of parent taxon

Dixie sedge
Perigynia

2.8–3.8 × 1.2–2.6 mm;

beak 0.5–2.3 mm, apical teeth 0.1–0.3 mm.

2.7–3.7 × 1.2–1.7 mm;

beak 0.5–1.1 mm, apical teeth 0.1–0.5 mm.
Pistillate

scales 2.5–4.1 × 1.2–1.6(–2) mm, apex usually acuminate, sometimes awned, equaling or shorter than perigynia.

scales 3.4–4.8 × 1.4–1.8 mm, apex usually awned, exceeding perigynia.
2n

= 28.

Carex communis var. communis

Carex communis var. amplisquama
Phenology Fruiting late Apr–late Jun. Fruiting late Apr–mid May.
Habitat Poor to rich, well-drained soils of dry to moist woods and clearings, in partial shade of deciduous and mixed deciduous-coniferous forests, crevices and ledges of bluffs, slopes Moist, wooded slopes, clearing edges, in deep rich soils, in partial shade of hardwood forests
Elevation 50–1000 m (200–3300 ft) 200–1500 m (700–4900 ft)
Distribution
from FNA
AR; CT; DE; IL; IN; KY; MA; MD; ME; MI; MN; MO; NC; NH; NJ; NY; OH; PA; RI; TN; VA; VT; WI; WV; NB; NL; NS; ON; QC
[BONAP county map]
from FNA
GA; SC
[BONAP county map]
Source FNA vol. 23, p. 539. FNA vol. 23, p. 540.
Parent taxa Cyperaceae > Carex > sect. Acrocystis > Carex communis Cyperaceae > Carex > sect. Acrocystis > Carex communis
Sibling taxa
C. communis var. amplisquama
C. communis var. communis
Synonyms C. amplisquama
Name authority unknown (F. J. Hermann) Rettig: Novon 6: 117. (1996)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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