Carex norvegica

Retzius

Fl. Scand. Prodr., 179. 1779.

Common names: Carex de Norvège
Illustrated
Synonyms: Carex norvegica subsp. conicorostrata Kalela Carex norvegica subsp. inserrulata Kalela Carex norvegica var. inserrulata (Kalela) Raymond Carex vahlii Schkuhr
Treatment appears in FNA Volume 23. Mentioned on page 406.

Plants densely cespitose. Culms 5–35 cm, distally scabrous. Leaves 2–3 mm wide. Inflorescences: proximal bracts shorter than or exceeding inflorescences; spikes globose or oblong, 4–10 × 3–6 mm; lateral 1–2(–3) spikes pistillate, distant, distinct, erect, short-pedunculate; terminal and distal lateral spikes overlapping, sessile, forming dense terminal cluster; terminal spike gynecandrous. Pistillate scales dark brown or black, margins hyaline, ovate, shorter than or equaling and as broad as perigynia; midvein same color as body, inconspicuous. Perigynia ascending, green becoming dark brown or purple-black, veinless, elliptic or obovate, 2–2.5 × 1.25–1.5 mm, often serrulate distally, apex abruptly beaked, papillose; beak 0.2–0.3 mm, shallowly bidentate, smooth or serrulate. Achenes nearly filling body of perigynia. 2n = 56.


Phenology: Fruiting Jul–Aug.
Habitat: Mossy heath, tundra
Elevation: 0–1000 m

Distribution

V23 727-distribution-map.jpg

Greenland, Man., Nfld. and Labr., Nunavut, Ont., Que., Eurasia.

Discussion

Carex norvegica is an amphi-Atlantic species. Carex norvegica subsp. inserrulata is synonymous with subsp. norvegica in this treatment; however, as some differences can be seen between subsp. inserrulata in Greenland and subsp. norvegica in northern Europe, further study is warranted.

Selected References

None.

Lower Taxa

None.
... more about "Carex norvegica"
David F. Murray +
Retzius +
Carex de Norvège +
Greenland +, Man. +, Nfld. and Labr. +, Nunavut +, Ont. +, Que. +  and Eurasia. +
0–1000 m +
Mossy heath, tundra +
Fruiting Jul–Aug. +
Fl. Scand. Prodr., +
Illustrated +
Carex norvegica subsp. conicorostrata +, Carex norvegica subsp. inserrulata +, Carex norvegica var. inserrulata +  and Carex vahlii +
Carex norvegica +
Carex sect. Racemosae +
species +