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- ›Dicots
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- ›walnut family
- ›Juglans
iron walnut
Juglans sigillata
Juglans sigillata, known as the iron walnut, is a species of walnut tree. The tree has been cultivated for its edible nuts. The nuts are oval-shaped with bumps and ridges. The tree is also used for its wood. It is commonly found in Yunnan, but are also found in Guizhou, Sichuan and Xizang in China. It is sometimes grown in gardens and parks as an ornamental plant.
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
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In the stacks
Searching the stacks…
Every page naming Juglans sigillata in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 544425.