Polianthes bicolor E. Solano & García-Mend. Polianthes bicolor E. Solano & García-Mend. in Sida 18(2): 473. 1998 sec. García-Mendoza 2011≡Agave bicolor (Solano & García-Mend.) Thiede & Eggli in Kakteen Sukk. 52: 166. 2001 syn. sec. García-Mendoza 2011