Triticum aestivum ssp. yunnanense
Triticum aestivum ssp. yunnanense is a unique wheat variety specific to Yunnan Province, China. It is distributed in the lower reaches of the Lancang River and Nujiang River in western Yunnan. Local farmers call it "Iron Shell Wheat" or "Powdered Head Wheat", etc. Its chromosome set is AABBDD, with 2n = 42.
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