Evolutionary history of the arid climate‐adapted Helichrysum (Asteraceae: Gnaphalieae): Cape origin and association between annual life‐history and low chromosome numbers
Santiago Andrés-Sánchez, G. Anthony Verboom, Mercè Galbany-Casals, and Nicola G. Bergh
J Syst Evol . 2019, (5): 468 -487 .  DOI: 10.1111/jse.12472