Gnaphalium uliginosum

Linnaeus

Sp. Pl. 2: 856. 1753.

Common names: Marsh cudweed
IntroducedIllustrated
Synonyms: Filaginella uliginosa (Linnaeus) Opiz
Treatment appears in FNA Volume 19. Treatment on page 430. Mentioned on page 429.
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Annuals, 3–15(–25) cm; taprooted or fibrous-rooted. Stems erect, usually branched from bases, sometimes simple, closely to loosely tomentose. Leaf blades oblanceolate, 1–5 cm × 1–3 mm. Bracts subtending heads linear, oblanceolate, or obovate, 5–15 × 1–2 mm, usually surpassing glomerules. Heads borne singly or in terminal, capitate glomerules, sometimes in axillary glomerules. Involucres 2–4 mm. Phyllaries brownish, bases woolly, inner narrowly triangular with whitish, acute apices. 2n = 14.


Phenology: Flowering Jul–Oct.
Habitat: Lake and pond margins, stream banks, wet meadows, other permanently or sporadically moist sites, disturbed sites
Elevation: 1400–3000 m

Distribution

V19-710-distribution-map.gif

Greenland, St. Pierre and Miquelon, Alta., B.C., Man., N.B., Nfld. and Labr. (Nfld.), N.S., Ont., P.E.I., Que., Sask., Yukon, Alaska, Colo., Conn., Del., Idaho, Ill., Iowa, Kans., Ky., Maine, Md., Mass., Minn., Mont., N.H., N.J., N.Y., Ohio, Oreg., Pa., R.I., S.Dak., Utah, Vt., Va., Wash., W.Va., Wis., Wyo., Europe.

Discussion

Gnaphalium uliginosum is native to Europe; it is not clear whether some or all of the North American plants may have been introduced into the flora.

Selected References

None.

Lower Taxa

None.
... more about "Gnaphalium uliginosum"
Guy L. Nesom +
Linnaeus +
Marsh cudweed +
Greenland +, St. Pierre and Miquelon +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Nfld.) +, N.S. +, Ont. +, P.E.I. +, Que. +, Sask. +, Yukon +, Alaska +, Colo. +, Conn. +, Del. +, Idaho +, Ill. +, Iowa +, Kans. +, Ky. +, Maine +, Md. +, Mass. +, Minn. +, Mont. +, N.H. +, N.J. +, N.Y. +, Ohio +, Oreg. +, Pa. +, R.I. +, S.Dak. +, Utah +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +, Wyo. +  and Europe. +
1400–3000 m +
Lake and pond margins, stream banks, wet meadows, other permanently or sporadically moist sites, disturbed sites +
Flowering Jul–Oct. +
Introduced +  and Illustrated +
Filaginella uliginosa +
Gnaphalium uliginosum +
Gnaphalium +
species +