Eriophorum viridicarinatum

(Engelmann) Fernald

Rhodora 7: 89. 1905.

Common names: Linaigrette verte
IllustratedEndemic
Basionym: Eriophorum latifolium var. viridicarinatum Engelmann Amer. J. Sci. Arts 46: 103. 1844 (as viridi-carinatum)
Treatment appears in FNA Volume 23. Treatment on page 23. Mentioned on page 4, 22.

Plants cespitose or single-stemmed. Culms 20–90 cm × 0.9–1.2 mm distally. Leaves: blades flat, trigonous in cross section distally, to 30 cm × 2–6 mm; distal leaf blade much longer than sheath. Inflorescences: blade-bearing involucral bracts 2–4, sometimes brown-tinged proximally, leaflike, to 7 cm. Spikelets 3–30, in subumbels, lax, oblong-ovoid, 6–10 mm in flower, 15–30 mm in fruit; peduncles (2–)10–60 mm, scabrous; scales dark green to gray, pale proximally, darker distally, ovate to lanceolate, 4–6 mm, margins scarious 0–0.1 mm wide, to 12 weak lateral ribs, midrib prominent, enlarged distally, reaching tip, sometimes excurrent, apex acute. Flowers: perianth bristles 10 or more, white to pale brown, 15–25 mm, smooth; anthers 0.8–2 mm. Achenes dark brown, narrowly obovoid, 2.5–3.5 mm.


Phenology: Fruiting summer.
Habitat: Marshes, meadows, bogs, fens, wet woods
Elevation: 0–2000 m

Distribution

V23 23-distribution-map.jpg

St. Pierre and Miquelon, Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Ont., P.E.I., Que., Sask., Alaska, Colo., Conn., Idaho, Ill., Ind., Iowa, Maine, Mass., Mich., Minn., N.H., N.Y., N.Dak., Ohio, Pa., R.I., Vt., Wis., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
Peter W. Ball +  and Daniel E. Wujek +
(Engelmann) Fernald +
Eriophorum latifolium var. viridicarinatum +
Linaigrette verte +
St. Pierre and Miquelon +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, N.S. +, Ont. +, P.E.I. +, Que. +, Sask. +, Alaska +, Colo. +, Conn. +, Idaho +, Ill. +, Ind. +, Iowa +, Maine +, Mass. +, Mich. +, Minn. +, N.H. +, N.Y. +, N.Dak. +, Ohio +, Pa. +, R.I. +, Vt. +, Wis. +  and Wyo. +
0–2000 m +
Marshes, meadows, bogs, fens, wet woods +
Fruiting summer. +
Illustrated +  and Endemic +
Eriophorum viridicarinatum +
Eriophorum +
species +