Christenhusz, M.J. and Schneider, H. 2011. Corrections to <em>Phytotaxa</em> 19: Linear sequence of lycophytes and ferns. Phytotaxa. 28, 1 (Sep. 2011), 50–52. DOI:https://doi.org/10.11646/phytotaxa.28.1.6.