Robert W. Freckmann Herbarium

Helianthus L.

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Helianthus annuus

Helianthus decapetalus

Helianthus divaricatus

Helianthus giganteus

Helianthus giganteus X H. grosseserratus

Helianthus giganteus X H. maximilianii

Helianthus grosseserratus

Helianthus grosseserratus X H. occidentalis

Helianthus hirsutus

Helianthus maximilianii

Helianthus mollis

Helianthus occidentalis subsp. occidentalis

Helianthus pauciflorus

Helianthus pauciflorus subsp. pauciflorus

Helianthus pauciflorus subsp. subrhomboideus

Helianthus petiolaris subsp. petiolaris

Helianthus salicifolius

Helianthus strumosus

Helianthus tuberosus

Helianthus X ambiguus

Helianthus X intermedius

Helianthus X kellermani

Helianthus X laetiflorus

Helianthus X luxurians

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