SimplePlant

Dioscoreaceae

Japanese yam

Dioscorea japonica Thunb.

Family
Dioscoreaceae
Genus
Dioscorea

Pet and kid safety: not checked yet. Check pet-safe plants

Japanese yam: Dioscorea Japonica (Yamaimo) climbing a dead twig
Photo: Magalí Arcodía, CC0, from Wikimedia Commons

Is yours looking unwell? Scan your plant — free

Common names

By language (9)
Arabic
ديسقوريا يابانية
Chinese
日本薯蓣, 千担苕, 千斤拔, 土淮山, 山药, 山蝴蝶, 日本薯蓣*(基隆山药), 粉萆薢
English
Japanese yam, Japanese mountain yam, Japanese potato, Kotobuki, Satsuma imo, Yamaimo
Esperanto
Japana dioskoreo
Japanese
ヤマノイモ, やまいも, ジネンジョ, ジネンジョウ, ヤマイモ, 山いも, 山の芋, 山芋
Korean
참마
Malay
Ubi jepun
Persian
یم کوهی ژاپنی
Russian
Диоскорея японская

Photos

More in Dioscorea

Sources: classification from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.