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Boruah B, Kumar A, Das A. Cirsium wallichii DC. (Asteraceae): a key nectar source of butterflies. J. Threat. Taxa [Internet]. 2020 Oct. 26 [cited 2022 Jan. 23];12(14):17049-56. Available from: https://threatenedtaxa.org/index.php/JoTT/article/view/6008