Splitting Echinocactus: morphological and molecular evidence support the recognition of Homalocephala as a distinct genus in the Cacteae

Research Article

PhytoKeys 111: 31-59
https://doi.org/10.3897/phytokeys.111.26856 (13 Nov 2018)

Other versions:

Article title
Abstract
Keywords
Introduction
Methods
- Taxon sampling
- DNA isolation, PCR and sequencing
- Morphological characters
- Alignments and phylogenetic analyses
- Character optimisation and character history
Results
- Sequences and character matrices
- Phylogenetic analyses
Discussion
Conclusions
Taxonomic treatment
- Homalocephala parryi
- Homalocephala polycephala
- Homalocephala polycephala subsp. xeranthemoides
Acknowledgements
References
Appendix 1
Appendix 2