Compilation
Chrysanthemum leucanthemum

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Name

Identification
Chrysanthemum leucanthemum L. [family ASTERACEAE ] (stored under name); Verified by Elizabeth Fortson Wells,
Related name
  • Chrysanthemum leucanthemum
  • Chrysanthemum sp.
  • Leucanthemum vulgare
  • Leucanthemum crassifolium
  • Leucanthemum sylvaticum
Common name
  • Ox-eye daisy, Flora of North America Vol. 19
  • marguerite blanche, Flora of North America Vol. 19

Flora

Entry for Leucanthemum vulgare Lamarck [family COMPOSITAE]
Herbarium
Flora of North America (FNA)
Collection
Flora of North America
Resource Type
Reference Sources
Entry From
Flora of North America, Vol 19,
Names
Leucanthemum vulgare Lamarck [family COMPOSITAE], Fl. Franç., 2: 137. 1779
Chrysanthemum leucanthemum Linnaeus [family COMPOSITAE], Sp. Pl., 2: 888. 1753
Chrysanthemum leucanthemum var. pinnatifidum Lecoq & Lamotte [family COMPOSITAE]
Treatment Author(s)
John L. Strother
Information
Perennials, 10–30(–100+) cm. Stems simple or distally branched. Basal leaves: petioles 10–30(–120) mm, expanding into obovate to spatulate blades 12–35(–50+) × 8–20(–30) mm, margins usually pinnately lobed (lobes 3–7+) and/or irregularly toothed. Cauline leaves petiolate or sessile; blades oblanceolate or spatulate to lanceolate or linear, 30–80+ × 2–15+ mm, margins of mid-stem leaves usually irregularly toothed proximally and distally. Involucres 12–20+ mm diam. Phyllaries (the larger) 2–3 mm wide. Ray florets usually 13–34+, rarely 0; laminae 12–20(–35+) mm. Ray cypselae 1.5–2.5 mm, apices usually coronate or auriculate. 2n = 18, 36, 54, 72, 90.
Phenology
mar-may (spring), jun-aug (summer), sep-nov (fall)
Altitude range
0–2000 m;
Distribution
Europewidely adventive.USA AlaskaUSA Ariz.USA Ark.USA Calif.USA Colo.USA Conn.USA Fla.USA IdahoUSA Ill.USA Ind.USA IowaUSA Kans.USA Mass.USA Mich.USA Mo.USA Mont.USA Nev.USA N.Mex.USA N.Y.USA N.Dak.USA OhioUSA Okla.USA Oreg.USA Pa.USA S.C.USA S.Dak.USA Tenn.USA UtahUSA Va.USA Wash.USA W.Va.USA Wis.USA Wyo.Canada Alta.Canada B.C.Canada Ont.Canada Que.Canada Sask.
Discussion
Some botanists (e.g., W. J. Cody 1996) have treated Leucanthemum ircutianum de Candolle, with blades of mid and distal cauline leaves oblong to oblong-lanceolate and not ± pinnate at bases, as distinct from L. vulgare.
Native/Introduced
introduced;

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