Leucanthemum lacustre |
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Portugese daisy, Portuguese daisy |
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Habit | Perennials, 30–120(–200+) cm. |
Stems | simple or distally branched. |
Basal leaves | petioles 30–60+ mm, expanding into lanceolate blades 50–100+ × 15–30+ mm, margins not lobed, usually toothed, sometimes entire. |
Cauline leaves | ± petiolate or sessile; blades elliptic to oblanceolate, 30–120+ × 12–25(–35+) mm, margins of mid-stem leaves usually entire proximally, regularly serrate distally. |
Involucres | (18–)25–35 mm diam. |
Ray florets | 21–34+; laminae 20–25(–35) mm. |
Phyllaries | (the larger) 3–5 mm wide. |
Ray cypselae | 3–4 mm, apices usually auriculate adaxially. |
2n | = 198. |
Leucanthemum lacustre |
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Phenology | Flowering spring–summer. |
Habitat | Disturbed places, meadows, seeps, clearings |
Elevation | 0–50 m (0–200 ft) |
Distribution |
CA; Europe (Portugal) [Introduced in North America] |
Source | FNA vol. 19, p. 559. |
Parent taxa | |
Sibling taxa | |
Synonyms | Chrysanthemum lacustre |
Name authority | (Brotero) Sampaio: Lista Espécies Herb. Português, 132. (1913) |
Web links |