common sunflower

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Noun

common sunflower - annual sunflower grown for silage and for its seeds which are a source of oil; common throughout United States and much of North America

Helianthus annuus, mirasol

sunflower seed - edible seed of sunflowers; used as food and poultry feed and as a source of oil

helianthus, sunflower - any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rays

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References in periodicals archive ?

The most common sunflower phenotype is a composite flower head that contains a single whorl of large, flattened, yellow ray florets on the outer perimeter and hundreds to over a thousand individual, tubular, disc florets that can produce seeds.

Genetic mutation depicted in van Gogh's sunflower paintings revealed

He also fed them on 5 weeds: Helianthus annuus (L.) (Asteraceae); common sunflower, Ambrosia aptera (DC) (Asteraceae); giant ragweed, Lactuca virose (L.) (Asteraceae); wild lettuce, Gaillardia pulchella (Four.) (Asteraceae); and Parthenium hysterophorus (L.) (Asteracaeae) that were commonly present in stands of Johnsongrass.

The differential grasshopper (Orthoptera: Acrididae)--its impact on turfgrass and landscape plants in urban environs

The Pecos sunflower (Helianthus paradoxus) is an annual that looks much like the common sunflower seen along roadsides and other disturbed areas throughout North America.