Article title

Abstract

Keywords

Introduction

Defining rock outcrops

Literature review

Gaps in the literature

Lithology: a key determinant of outcrop floras

The effects of lithology and climate

How do different lithologies lead to different vegetation?

Rock outcrop floras and their relationship with surrounding vegetation

Understanding rock outcrop vegetation, its floristic patterns and their environmental drivers

Using genomics to understand the evolution of rock outcrop floras

Phylogenetics and the origin and age of rock outcrop floras

How do we investigate the role of niche evolution and niche conservatism in the assembly of rock outcrop floras?

Time calibrated phylogenetic trees and lithology

Priorities for future biogeographic research on rock outcrops and conservation implications

Conclusions

Acknowledgements

Author contributions

References

Supplementary materials