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Pumpkin / Japanese Pumpkin🎃
Cucurbita moschata
ニホンカボチャ（カボチャ）
A climbing annual vine native to Central and South America. Both Japanese squash (Cucurbita moschata) and Western squash (C. maxima) are widely cultivated. Used in simmered dishes, tempura, soups, and sweets, with a tradition of eating squash on the winter solstice. A highly nutritious vegetable rich in beta-carotene, vitamins C and E.
Identification Points
- ✓Climbing vine with large leaves, often with white mottling on the leaf surface
- ✓Large yellow unisexual flowers (gamopetalous)
- ✓Fruit is large, oblate to globose, with green or orange rind
- ✓Vine extends by clinging with tendrils
Habitat
Fields, farmland, and home gardens
Season
Sowing/transplanting: April–May, harvest: July–September
Morphological TraitsAI-estimated, needs verification
Leaf arrangement
Alternate
Leaf type
Simple
Venation
Pinnate
Leaf dissection
Dissected
Leaf shape
Palmate
Growth form
Vine
Evergreen/Deciduous
Deciduous
Petal count
5 petals
Petal fusion
Fused
Habitat
Cultivated
Stipules
Absent
Flower symmetry
Actinomorphic
Ovary position
Inferior
Stamen count
3-4
Phylogenetic Positionウリ科 →
Phylogenetic Position
Angiosperms > Eudicots > Core eudicots > Cucurbitales > Cucurbitaceae
Divergence Era
Late Cretaceous to Paleogene (about 80–70 million years ago)
Evolution Notes
Cucurbitaceae employs a strategy of producing large fruits to be consumed by animals (especially large mammals) for seed dispersal. Squash was independently domesticated in the Americas.
View on evolution timeline →Sources & References
AI-generated, needs verification