''Erigeron elatus'' is a

North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...

n species of flowering plants in the family Asteraceae known by the common names swamp fleabane and swamp boreal-daisy. ''Erigeron elatus'' is widespread across most of Canada, found in every province and territory except the 3 Maritime Provinces. It has also been found in the states of Washington and Alaska in the United States. It grows in tundra, bogs, floodplains, and the edges of ponds. ''Erigeron elatus'' is a biennial or perennial herb up to 50 centimeters (20 inches) in height. It produces 1-8

flower heads A pseudanthium (Greek for "false flower"; ) is an inflorescence that resembles a flower. The word is sometimes used for other structures that are neither a true flower nor a true inflorescence. Examples of pseudanthia include flower heads, compos ...

per stem, each head as many as 120 pink or white ray florets surrounding numerous yellow disc florets.Flora of North America, ''Erigeron elatus'' (Hooker) Greene, Swamp fleabane, vergerette élevée
/ref>Greene, Edward Lee 1897. Pittonia 3(16B): 164
/ref>

References

elatus There were several figures named Elatus or Élatos (Ancient Greek: Ἔλατος means "ductile") in Greek mythology. * Elatus, a son of Arcas by either Leaneira (or Laodameia), Meganeira, Chrysopeleia or Erato and the brother of Apheidas and ...

Flora of Alaska Flora of Canada Flora of the Northwestern United States Plants described in 1834 Taxa named by William Jackson Hooker Flora without expected TNC conservation status {{Erigeron-stub