Aster amellus
Encyclopedia
Aster amellus or the European Michaelmas Daisy is a perennial herbaceous
Herbaceous
A herbaceous plant is a plant that has leaves and stems that die down at the end of the growing season to the soil level. They have no persistent woody stem above ground...

 plant of the genus Aster, belonging to the Asteraceae
Asteraceae
The Asteraceae or Compositae , is an exceedingly large and widespread family of vascular plants. The group has more than 22,750 currently accepted species, spread across 1620 genera and 12 subfamilies...

 family.

Etymology

The genus name (Aster) comes from the Greek and means "star-shaped flower." The specific name (amellus) is first used in the Georgics
Georgics
The Georgics is a poem in four books, likely published in 29 BC. It is the second major work by the Latin poet Virgil, following his Eclogues and preceding the Aeneid. It is a poem that draws on many prior sources and influenced many later authors from antiquity to the present...

 (Book IV, 271-280), a poem of the Latin poet Publius Vergilius Maro (70 BC - 19 BC), but the etymology is obscure and uncertain.

Description

Aster amellus reaches on average a height of 20–50 cm (7.9–19.7 ). The stem is erect and branched, the leaves are dark green. The basal leaves are obovate and petiolated, the cauline
Glossary of botanical terms
Many of the terms used in Wikipedia glossaries are already defined and explained within Wikipedia itself. However, lists like the following indicate where new articles need to be written and are also useful for looking up and comparing large numbers of terms together.This glossary is incomplete;...

 ones are alternate and sessile
Sessility (botany)
In botany, sessility is a characteristic of plants whose flowers or leaves are borne directly from the stem or peduncle, and thus lack a petiole or pedicel...

, increasingly narrower and lanceolate. The flowers are lilac. The flowering period extends from July through October. The hermaphroditic
Hermaphrodite
In biology, a hermaphrodite is an organism that has reproductive organs normally associated with both male and female sexes.Many taxonomic groups of animals do not have separate sexes. In these groups, hermaphroditism is a normal condition, enabling a form of sexual reproduction in which both...

 flowers are either self-fertilized (autogamy) or pollinated by insects (entomogamy). The seeds is an achene
Achene
An achene is a type of simple dry fruit produced by many species of flowering plants. Achenes are monocarpellate and indehiscent...

 that ripen in October.

Distribution

This plant is present on the European mountains from the Pyrenees
Pyrenees
The Pyrenees is a range of mountains in southwest Europe that forms a natural border between France and Spain...

 and the Alps
Alps
The Alps is one of the great mountain range systems of Europe, stretching from Austria and Slovenia in the east through Italy, Switzerland, Liechtenstein and Germany to France in the west....

  to the Carpathians. Outside Europe is located in western Asia (Turkey
Turkey
Turkey , known officially as the Republic of Turkey , is a Eurasian country located in Western Asia and in East Thrace in Southeastern Europe...

), the Caucasus
Caucasus
The Caucasus, also Caucas or Caucasia , is a geopolitical region at the border of Europe and Asia, and situated between the Black and the Caspian sea...

, Siberia
Siberia
Siberia is an extensive region constituting almost all of Northern Asia. Comprising the central and eastern portion of the Russian Federation, it was part of the Soviet Union from its beginning, as its predecessor states, the Tsardom of Russia and the Russian Empire, conquered it during the 16th...

 and Central Asia (Kazakhstan
Kazakhstan
Kazakhstan , officially the Republic of Kazakhstan, is a transcontinental country in Central Asia and Eastern Europe. Ranked as the ninth largest country in the world, it is also the world's largest landlocked country; its territory of is greater than Western Europe...

).

Habitat

The typical habitat is the rocky limy areas, the edges of the bushes and copses, but also the sub-alpine meadows, marshy places and lake sides. It prefers calcareous and slightly dry substrate with basic pH and low nutritional value, at an altitude of 0–800 m (0–2,624.7 ) above sea level.

Synonyms

  • Amellus officinalis Gaterau
  • Amellus vulgaris Opiz
  • Aster acmellus Pall.
  • Aster albus Willd. ex Spreng.
  • Aster amelloides Hoffm.
  • Aster amellus subsp. bessarabicus (Bernh. ex Rchb.) Soó
  • Aster atticus Pall.
  • Aster bessarabicus Bernh. ex Rchb.
  • Aster collinus Salisb.
  • Aster elegans Nees
  • Aster noeanus Sch.Bip. ex Nyman
  • Aster ottomanum Velen.
  • Aster pseudoamellus DC.
  • Aster purpureus Gueldenst. ex Ledeb.
  • Aster scepusiensis Kit. ex Kanitz
  • Aster tinctorius Wallr.
  • Aster trinervius Gilib.
  • Diplopappus asperrimus (Nees) DC.
  • Diplopappus laxus Benth.
  • Galatella asperrima Nees
  • Kalimares amellus (L.) Raf. ex B.D.Jacks. (1894)


External links

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