Asteraceae
Asteraceae
Asteraceae (pronounced as-tuh-RAY-see-ee), also known as the daisy family or sunflower family, is a large family of flowering plants. The name is derived from the type genus Aster, from the Ancient Greek word "ἀστήρ" (astḗr), meaning "star", referring to the star-like form of the flower heads.
Etymology
The name Asteraceae comes from the type genus Aster, which is derived from the Ancient Greek word "ἀστήρ" (astḗr), meaning "star". This refers to the star-like form of the flower heads that are characteristic of the family. The suffix "-aceae" is the standard ending for plant family names in the Linnaean system of taxonomy.
Description
Asteraceae is one of the largest families of flowering plants, with more than 23,600 species spread across 1,620 genera. The family is distributed all over the world and is most diverse in the temperate zone. Members of this family are characterized by their composite flower heads, which are made up of many small, individual flowers, or florets. The family includes many familiar plants such as daisies, sunflowers, chrysanthemums, and lettuce.
Related Terms
- Aster: A genus of perennial flowering plants in the family Asteraceae.
- Floret: A small individual flower that is part of a larger composite flower head, characteristic of the Asteraceae family.
- Temperate zone: The part of the Earth's surface between the tropics and the polar circles, where the climate is relatively mild.
- Linnaean system: A system of biological classification devised by Carl Linnaeus in the 18th century.
External links
- Medical encyclopedia article on Asteraceae
- Wikipedia's article - Asteraceae
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