helianthus

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Related to helianthuses: Helianthus tuberosus

helianthus

(ˌhiːlɪˈænθəs)
n, pl -thuses
(Plants) any plant of the genus Helianthus, such as the sunflower and Jerusalem artichoke, typically having large yellow daisy-like flowers with yellow, brown, or purple centres: family Asteraceae (composites)
[C18: New Latin, from Greek hēlios sun + anthos flower]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.helianthus - any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rayshelianthus - any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rays
flower - a plant cultivated for its blooms or blossoms
genus Helianthus - genus of tall erect or branched American annual or perennial herbs with showy flowers: sunflowers
Helianthus angustifolius, swamp sunflower - sunflower of eastern North America having narrow leaves and found in bogs
common sunflower, Helianthus annuus, mirasol - annual sunflower grown for silage and for its seeds which are a source of oil; common throughout United States and much of North America
giant sunflower, Helianthus giganteus, tall sunflower, Indian potato - very tall American perennial of central and the eastern United States to Canada having edible tuberous roots
Helianthus laetiflorus, showy sunflower - tall rough-leaved perennial with a few large flower heads; central United States
Helianthus maximilianii, Maximilian's sunflower - tall perennial of central United States to Canada having golden-yellow flowers
Helianthus petiolaris, prairie sunflower - similar to the common sunflower with slender usually branching stems common in central United States
Helianthus tuberosus, Jerusalem artichoke sunflower, girasol, Jerusalem artichoke - tall perennial with hairy stems and leaves; widely cultivated for its large irregular edible tubers
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