Infraspecific diversification of the star cloak fern (Notholaena standleyi) in the deserts of the United States and Mexico.
Tzu-Tong KaoCarl J RothfelsAlicia Melgoza-CastilloKathleen M PryerMichael D WindhamPublished in: American journal of botany (2020)
Our results reveal a complex intraspecific diversification history of N. standleyi, traceable to a variety of evolutionary drivers including classic allopatry, parapatry with or without changes in geologic substrate, and sympatric divergence through polyploidization.