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Asteraceae
Helenium
Helenium amphibolum
Helenium amphibolum
A.Gray, 1874
6% complete
No common name
Proc. Amer. Acad. Arts 9: 202 (1874)
Specifications
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Synonyms
Helenium stenopterum
Rydb.
Helenium elegans var. amphibolum
(A.Gray) Bierner
Heleniastrum amphibolum
(A.Gray) Kuntze