Lasiacis divaricata var. leptostachya (Hitchc.) Davidse Lasiacis divaricata var. leptostachya (Hitchc.) Davidse in Ann. Missouri Bot. Gard. 64(2): 375. 1977 sec. Dávila & al. 2018≡Lasiacis leptostachya Hitchc. in Contr. U.S. Natl. Herb. 22(1): 19, t. 16. 1920 syn. sec. Dávila & al. 2006