The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links
Photo is of parent taxon

green sedge, greenish sedge, little green sedge

Photo is of parent taxon

little green sedge, long-stalk yellow sedge

Culms

2–4.5 cm.

Leaves

of flowering stems thickened, recurved, shorter to equaling culms, to 3 cm × 1.6–3.5 mm ligules of distal cauline leaves usually obsolete.

Inflorescences

proximal pistillate spikes 1–3, contiguous or slightly separate, globose or elliptic, 4–5.5 mm wide;

terminal staminate spikes short- or long-pedunculate, 5.1–6.1 × 1.6–2.1 mm.

Perigynia

dark green to yellowish green, 2.3–2.8 × 1.3–1.5 mm, apex abruptly narrowed into a scabrous or smooth, reflexed beak;

beak 0.4–2.1 mm, forming an angle of 5–28° with body.

Achenes

1.2–1.4 × 0.9–1 mm.

Carex viridula subsp. viridula

Carex viridula subsp. brachyrrhyncha

Distribution
from USDA
North America; Europe; Asia
[BONAP county map]
from USDA
North America; Europe
[BONAP county map]
Discussion

Varieties 1 (1 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Key
1. Perigynia (2.7–)3.2–4.5 mm; culms to 85 cm; peduncle of staminate spike to 25 mm; North America and Europe.
C. viridula var. elatior
1. Perigynia 2.3–2.8 mm; culms to 5 cm; peduncle of staminate staminate spike to 4 mm; North America.
C. viridula var. saxilittoralis
Source FNA vol. 23. FNA vol. 23, p. 527.
Parent taxa Cyperaceae > Carex > sect. Ceratocystis > Carex viridula Cyperaceae > Carex > sect. Ceratocystis > Carex viridula
Sibling taxa
C. viridula subsp. brachyrrhyncha, C. viridula subsp. oedocarpa, C. viridula var. elatior, C. viridula var. saxilittoralis, C. viridula var. viridula
C. viridula subsp. oedocarpa, C. viridula subsp. viridula, C. viridula var. elatior, C. viridula var. saxilittoralis, C. viridula var. viridula
Subordinate taxa
C. viridula var. elatior, C. viridula var. saxilittoralis
Synonyms C. flava subsp. brachyrrhycha
Name authority unknown (Celakovský) B. Schmid: Watsonia 14: 317. (1983)
Web links