Girasol and Helianthus

Girasol noun - Tall perennial with hairy stems and leaves; widely cultivated for its large irregular edible tubers.

Helianthus and girasol are semantically related. In some cases you can use "Helianthus" instead a noun "Girasol".

Helianthus noun - Any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rays.

Girasol and helianthus are semantically related. Sometimes you can replace term "Girasol" with "Helianthus", this nouns are similar.