Simplify the following text for a Grade 6 native English-speaking person.
Original: The cucumber ( Cucumis sativus ) is a widely cultivated plant in the gourd family Cucurbitaceae , which includes squash , and in the same genus as the muskmelon .
Simplified: The cucumber ( Cucumis sativus ) is a widely grown plant in the family Cucurbitaceae . This family also includes squash .