Nemastylis Nutt. Nemastylis Nutt. in Trans. Amer. Philos. Soc., n.s. 5(6[1]): 157-158. 1837 [1835] sec. Goldblatt 1998=Chlamydostylus Baker in J. Bot. 14: 185. 1876 syn. sec. Stevens 2001