Catalogue of the Vascular Plants of Ecuador
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Helianthus nigrescens
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Helianthus
nigrescens
Heiser
Published In:
Brittonia 8: 287. 1957. (
Brittonia
)
Synonymy
=
Pappobolus nigrescens (Heiser) Panero
Project Name Data
(Last Modified On 7/27/2009)
Acceptance :
Synonym
Original Catalogue Data
(Last Modified On 7/27/2009)