Equisetum calderi B. Boivin
Equisetum calderi B. Boivin is a synonym sensu Christenhusz et al., 2019 of:
Equisetum arvense Linnaeus, an accepted species name sensu FNA Ed. Comm., 1993.
Equisetum calderi B. Boivin is a synonym sensu Christenhusz et al., 2019 of:
Equisetum arvense Linnaeus, an accepted species name sensu FNA Ed. Comm., 1993.