Erigeron speciosus
Species of flowering plant
From Wikipedia, the free encyclopedia
Erigeron speciosus is a widespread North American species of flowering plants in the family Asteraceae known by the common names aspen fleabane,[2] garden fleabane,[3] and showy fleabane.[4]
| Erigeron speciosus | |
|---|---|
| |
| Main Botanical Garden, Academy of Sciences, Moscow, Russia | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Erigeron |
| Species: | E. speciosus |
| Binomial name | |
| Erigeron speciosus | |
| Synonyms[1] | |
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Synonymy
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Description
E. speciosus is a perennial herb which grows up to 100 centimetres (39 inches) tall, producing underground rhizomes and a woody caudex. The inflorescence generally contains 2–20 flower heads per stem. Each head contains 75–150 white, lavender or blue ray florets surrounding many yellow disc florets.[4][5] Flowers bloom from June to October.[4][6]
The species is similar to E. subtrinervis, the stems and leaves of which are hairy.[6]
Etymology
The specific epithet speciosus means 'pretty'.[6]
Distribution and habitat
The species has been found in western Canada and the United States, from Alberta and British Columbia south as far as Arizona and New Mexico,[6][7] with some isolated populations in the Mexican state of Baja California. It grows in open coniferous forests.[6]