Acknowledgments
CS-D and guest editors TS and PK thank the editors-in chief of Botany Letters for their support in developing a collection devoted to Paleobotany. A total of 11 articles were published in issue 169 (4) and 4 articles are published in this issue 170 (2). We thank all our colleagues for their contributions and all of the reviewers. CS-D acknowledges Victor Leshyk for his permission to use the reconstruction of the Eocene landscape.
The co-editors apologize to Prof. Hans Kerp for the mistake concerning the cover illustration of the issue 169 (4) that was taken from Kerp et al. and not from Bomfleur et al.
Disclosure statement
No potential conflict of interest was reported by the authors.