Leucanthemella
Family: Asteraceae
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Perennials, (20-)50-150 cm (not aromatic; not rhizomatous). Stems usually 1, erect, usually branched distally, ± hairy (hairs basi- or medi-fixed). Leaves cauline; alternate; sessile; blades oblong to lanceolate [pinnate] (bases sometimes ± clasping), margins often with 2-4 lobes proximally, serrate distally, faces hairy or glabrous, gland-dotted. Heads radiate, borne singly or in 2s or 3s. Involucres hemispheric or broader, 12-25+ mm diam. Phyllaries persistent, 30-50+ in 2-3+ series, distinct, ovate or obovate to oblanceolate (not keeled abaxially), margins and apices scarious (tips not notably dilated). Receptacles convex, epaleate. Ray florets 21-34+, styliferous and sterile; corollas usually white, sometimes reddish, laminae ± ovate to linear. Disc florets 100-150+, bisexual, fertile; corollas usually yellow, sometimes reddish, tubes ± cylindric (± gland-dotted), throats campanulate, lobes 5, deltate (without resin sacs). Cypselae ± columnar, ribs 7-12, faces probably glabrous (pericarps without myxogenic cells or resin sacs); pappi 0 (cypselar wall tissues sometimes distally produced as coronas). x = 9.

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