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How are Cucurbitales related to the plant order Fagales?

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A pile of freshly harvested pumpkins and gourds in various shapes, with striped patterns in shades of yellow, orange, and green. — Cucurbitales Pumpkins and gourds, order Cucurbitales.

The plant order Cucurbitales is closely related to the order Fagales. Both orders are classified as members of the Rosid group within the broader classification of flowering plants.12

Specifically, within the APG IV system of botanical classification, both Cucurbitales and Fagales are categorized as lineages within the "fabids" (also known as eurosids I), a major subgroup of the rosids.2