Cucurbita moschata (winter pumpkin, "Nihonkabocha")

Japanese name: ニホンカボチャ （日本南瓜）
Scientific name: Cucurbita moschata

A climbing annual.
One of the edible pumpkins, said by one theory to have originated in Central and South America, though African and Asian origins have also been proposed.
There are cultivar groups such as the Kikuza, Chirimen, Tonasu and Tsurukubi groups.
The stems grow long.
The stems and leaves are rough.
The leaves are alternate, angular, 3–5-lobed, with shallow notches.
White spots appear on the leaf surface along the branching of the veins.
There are male and female flowers.
The flowers are bell-shaped, 5-lobed, and yellow.
There are many cultivars, and their forms vary.

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