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Helianthus ×laetiflorus var. rigidus (Cass.) Fernald

Dataset
GBIF Backbone Taxonomy: Rank
VARIETY: Published in
Fernald. (1946). In: Rhodora 48: 79.

Classification

kingdom
Plantae: phylum
Tracheophyta: class
Magnoliopsida: order
Asterales: family
Asteraceae: genus
Helianthus: species
Helianthus pauciflorus

Name

Homonyms: Helianthus ×laetiflorus var. rigidus (Cass.) Fernald; Helianthus ×laetiflorus f. rigidus (Cass.) B.Boivin

Bibliographic References

(1946). Rhodora 48