MIKO schreef
can anybody help to identify the seed shown in the picture of the link.
I found it in China at Laoshan mountins in Shandong province.
Should be a tree.

http://www.weissbach-maschinen.com/z...hp?doknr=m3000

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Looks to be a fruit rather than a seed.
Specifically a pod, and therefore a species of Leguminosae ...
PvR