References
Nesom, G.L. 2022a. New species of Cirsium (Asteraceae: Cardueae) from Mexico. Phytoneuron 2022-24: 1-100. Published 27 February 2022. ISSN 2153 733X Google Scholar
Nesom, G.L. 2022a. New species of Cirsium (Asteraceae: Cardueae) from Mexico. Phytoneuron 2022-24: 1-100. Published 27 February 2022. ISSN 2153 733X Google Scholar