Johnstonella holoptera (A. Gray) Hasenstab & M.G. Simpson Johnstonella holoptera (A. Gray) Hasenstab & M.G. Simpson in Syst. Bot. 37: 754. 2012 sec. Simpson & al. 2019≡Cryptantha holoptera (A. Gray) J.F. Macbr. in Contr. Gray Herb. 48: 44. 1916 syn. sec. Tropicos 2013