Image: Wikimedia Commons (See link for license)
つくね芋 Tsukune Potato
Dioscorea opposita
ツクネイモ
A climbing perennial of the Dioscoreaceae family, a cultivated form of Japanese yam grown for its edible tubers. It is a variety of nagaimo with spherical to fist-shaped tubers.
Identification Points
- ✓葉は心形で対生
- ✓むかごをつける
- ✓塊茎は球状〜こぶし状
Habitat
栽培（畑・自家菜園）
Season
8〜9月（花）
3D Specimen Model
Kyushu University, Shikano Lab (CC0)
View on Sketchfab→Morphological TraitsAI-estimated, needs verification
Venation
Palmate
Petal count
6 petals
Flower symmetry
Actinomorphic
Ovary position
Inferior
Compound type
Palmate
Phylogenetic Positionヤマノイモ科 →
Phylogenetic Position
Angiosperms > Monocots > Dioscoreales > Dioscoreaceae
Divergence Era
Late Cretaceous (ca. 90–80 Ma)
Sources & References
🤖Claude AI
AI-generated, needs verification