Английская Википедия:Achillea erba-rotta
Шаблон:Short description Шаблон:Speciesbox
Achillea erba-rotta, common name simple leaved milfoil, is a perennial flowering plant of the genus Achillea, belonging to the sunflower family.[1]
Description
Achillea erba-rotta is a polymorphic species, as its physical characteristics clearly vary depending on the variety. The biological form is chamaephyte suffruticose,[2] as these plants have perennating buds borne close to the ground and are woody in the lower part of the stem, with herbaceous yearly branches. The primary root is a rhizome.
This plant reaches on average Шаблон:Convert in height.[2] The stems are woody and creeping, almost glabrous or with short hair and with erect flowering branches. Leaves of sterile branches are lanceolate-spatulate, 5–7 mm wide and 26–30 mm long, with 4-7 teeth on each side.[2] Cauline leaves are alternate, sessile, toothed and progressively linear, about 2–3 mm wide and 11–22 mm long.[2] Flowers are hermaphroditic and pentamerous, arranged in corymbs with many heads, about 3 mm in diameter, with rounded ligules.[2] The flowering period extends from July through August. The fruit is a flattened achene without pappus.
Distribution
This typical plant of Alps is present in Italy, France, Switzerland and Austria.[2][3]
Habitat
It prefers a sunny location in alpine pastures and rocky areas, at an altitude of Шаблон:Convert above sea level.[2]
Subspecies
- accepted by The Plant List[4]
- Achillea erba-rotta subsp. erba-rotta
- Achillea erba-rotta subsp. moschata (Wulfen) Vacc.
- Achillea erba-rotta subsp. rupestris (Porta) I.Richardson
Hybrids
- Achillea × obscura Nees
References
- Tutin, T.G. et al. – Flora Europaea, second edition – 1993
External links
- ↑ Altervista Flora Italiana, Millefoglio erba-rotta, Simple Leaved Milfoil, Bisam-Schafgarbe, myskröllika, Achillea erba-rotta All.
- ↑ 2,0 2,1 2,2 2,3 2,4 2,5 2,6 Pignatti S. – Flora d'Italia – Edagricole – 1982. Vol. III, p. 78
- ↑ Hortipedia Шаблон:Webarchive
- ↑ The Plant List, search for Achillea erba-rotta
