Flower NameErigeron philadelphicus
Formal NameErigeron philadelphicus
Alias春紫苑, 貧乏草, Philadelphia fleabane
Morphannual or biennial wildflower grass
Erigeron philadelphicus, Annual fleabane or Harujion (scientific name: Erigeron philadelphicus) is an annual or biennial wildflower in the family Asteraceae. It grows wild from spring to summer in the wastelands and roadsides north of Kyushu. There is a similar flower in the same genus, Annual fleabane (scientific name: Erigeron annuus). The differences between them are as follows. E. philadelphicus blooms in the spring, with buds facing downward, leaves hugging the stem and stems is hollow and has no hairs on the underside of the leaves. On the other hand, E. annuus blooms in early summer, the buds are upturned, the leaves do not hug the stem, and the stem is in The white pith is packed with white pith and has no hollow space, and the undersides of the leaves are hairy. Also, E. philadelphicus is taller than E. annuus. It has low, large diameter, white tongue-shaped flowers with low numbers of flowers.
Common name: Erigeron philadelphicus, scientific name: Erigeron philadelphicus, Also known as: Annual fleabane or Harujion, Place of origin: North America, Distribution: Japan, north of Kyushu, Environment: wastelands and roadsides; Living type: perennial wildflowers; grass height: 30-100 cm, Flower color: white or light purple, Flower diameter: 2.5 cm, flowering season: April to July, Characteristics: stem leaves hug the stem at the base.
Flower typeActinomorphic Flower
Flower arraySolitary Inflorescence
Petal shapecapitate corolla
SeasonApr May Jun Jul
Height30 ~ 100 [cm]