Lasiacis oaxacensis var. maxonii (Swallen) Davidse Lasiacis oaxacensis var. maxonii (Swallen) Davidse in Ann. Missouri Bot. Gard. 64(2): 375. 1978 ["1977"] sec. Dávila & al. 2018≡Lasiacis maxonii Swallen in Ann. Missouri Bot. Gard. 30(2): 231. 1943 syn. sec. Dávila & al. 2006