Tumbuhan liar dalam famili Composital yang mempunyai bunga berwarna ungu, putih atau kuning. Takrif DBP Malaysia
doi.org
Biljana D. Magud, Ljubiša Ž. Stanisavljević & Radmila U. Petanović (2007). "Morphological variation in different populations of Aceria anthocoptes (Acari: Eriophyoidea) associated with the Canada thistle, Cirsium arvense, in Serbia". Experimental and Applied Acarology. 42 (3): 173–183. doi:10.1007/s10493-007-9085-y. PMID17611806.
Dragana Rancic, Branka Stevanovic, Radmila Petanović, Biljana Magud, Ivo Tosevski & André Gassmann (2006). "Anatomical injury induced by the eriophyid mite Aceria anthocoptes on the leaves of Cirsium arvense". Experimental and Applied Acarology. 38 (4): 243–253. doi:10.1007/s10493-006-0013-3. PMID16612668.CS1 maint: multiple names: authors list (link)
nih.gov
pubmed.ncbi.nlm.nih.gov
Biljana D. Magud, Ljubiša Ž. Stanisavljević & Radmila U. Petanović (2007). "Morphological variation in different populations of Aceria anthocoptes (Acari: Eriophyoidea) associated with the Canada thistle, Cirsium arvense, in Serbia". Experimental and Applied Acarology. 42 (3): 173–183. doi:10.1007/s10493-007-9085-y. PMID17611806.
Dragana Rancic, Branka Stevanovic, Radmila Petanović, Biljana Magud, Ivo Tosevski & André Gassmann (2006). "Anatomical injury induced by the eriophyid mite Aceria anthocoptes on the leaves of Cirsium arvense". Experimental and Applied Acarology. 38 (4): 243–253. doi:10.1007/s10493-006-0013-3. PMID16612668.CS1 maint: multiple names: authors list (link)