9. Tribe ANTHEMIDEAE

Thirty-three species: Europe; one species (introduced) in China.
ANTHEMIDEAE
Leucanthemum maximum (Ramond) Candolle (Prodr. 6: 46. 1838; Chrysanthemum maximum Ramond, Bull. Sci. Soc. Philom. Paris 2: 140.
1800; 大滨菊 da bin ju), native to SW Europe, is grown in China as an ornamental garden plant. It is closely related to L. vulgare but is a larger plant
with more acutely toothed leaf margins and wider scarious phyllary margins.
1. Leucanthemum vulgare Lamarck, Fl. Franç. 2: 137. 1779.
滨菊 bin ju
Chrysanthemum leucanthemum Linnaeus, Sp. Pl. 2: 888.
1753; Chamaemelum leucanthemum (Linnaeus) E. H. L.
Krause; Chrysanthemum vulgare (Lamarck) Gaterau (1789),
not (Linnaeus) Bernhardi (1800); Leucanthemum ircutianum
Candolle; Matricaria leucanthemum (Linnaeus) Desrousseaux;
Pyrethrum leucanthemum (Linnaeus) Franchet (1885),
not Wenderoth (1831); Tanacetum leucanthemum (Linnaeus)
Schultz Bipontinus.
Herbs, perennial, 15–80 cm tall; stems erect, usually
unbranched, tomentose, floccose, or glabrous. Basal leaves:
petiole longer than blade; leaf blade narrowly elliptic, oblan-
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ceolate, obovate, or ovate, 3–8 × 1.5–2.5 cm, base cuneateattenuate.
Middle and lower stem leaves sessile; leaf blade
narrowly elliptic to linear-elliptic, both surfaces glabrous, sometimes
pinnatilobed below middle or near base, attenuate toward
base, base auriculate- or subauriculate-semiamplexicaul. Distal
stem leaves gradually smaller, sometimes pinnatisect. Synflorescence
a lax flat-topped cyme; capitula 1–5. Involucre coryliform,
1–2 cm in diam.; phyllaries in 3 or 4 rows, abaxially glabrous,
scarious margin white or brown. Ray florets white; lamina
1–2.5 cm. Achenes 2–3 mm, 10-ribbed, ribs projected into
an apical rim. Pappus absent. Fl. and fr. May–Oct. 2n = 18,
36, 36+1B, 54, 72.
Widely cultivated as an ornamental, naturalized in grasslands. Fujian,
Gansu, Hebei, Henan, Jiangsu, Jiangxi [native to Europe; introduced
and naturalized elsewhere].