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Asteraceae
Pappobolus
Pappobolus nigrescens
Pappobolus nigrescens
4% complete
No common name
(Heiser) Panero 1992 -
Syst. Bot. Monogr. 36: 93 (1992)
Specifications
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Synonyms
Helianthopsis nigrescens
(Heiser) H.Rob.
Helianthus nigrescens
Heiser