annual fleabane

Annual fleabane, scientific name:Erigeron annuus, is the wild Chrysanthemum of Artemisia, 1.2 grass naturalized plants from North America .
Early summer-blooming, clearings and fields such as the Japan whole country everywhere in the winter.
The leaves are palmately lobed with lanceolate fall in to. A number of small flower heads and branches at the top of the stems, yellow tubular flowers floral core and its surrounding white or lilac florets bloom.

Similar genus Philadelphia Fleabane (Shion spring). Erigeron annuus (E. annuus) and Hardoon differences are as follows. Erigeron annuus (E. annuus), flowering in early summer, up buds, stems and packed the white pith, hair has grown back of leaf.
On the other hand, Hardoon, flowering in the spring, Bud flower down at is not hairy leaves back a hollow in the stem. In addition, Philadelphia's Fleabane (E.annuus) lower plant height, large flowers, white florets and fewer flowers.

Generic name: annual fleabane,
scientific name:Erigeron annuus,
aka: daisy fleabane, origin: North America,
height: 30 to 120 cm,
color: white / lilac The flower diameter: 2 cm,
flowering time: June-October.