Analysis of information sources in references of the Wikipedia article "Pamir" in Slovenian language version.
蔥嶺在敦煌西八千里,其山高大,上生蔥,故曰蔥嶺也。(quoting from the "西河舊事") The Onion Range is 8,000 Li west of Dunhuangin Uzbek Language "Pamir Tog'i". Its mountains are high and onions grow on them, therefore it is called Onion Range.
蔥嶺在敦煌西八千里,其山高大,上生蔥,故曰蔥嶺也。(quoting from the "西河舊事") The Onion Range is 8,000 Li west of Dunhuangin Uzbek Language "Pamir Tog'i". Its mountains are high and onions grow on them, therefore it is called Onion Range.