Ivory-spined agave

Agave eborispina Hester, Cact. Succ. J. (Los Angeles) 15: 131, fig. 59. 1943

Rosettes 1.5–3 dm. Leaves 15–30 × 1.5–3 cm; marginal teeth 6–12 (–15) mm; apical spine ivory white, stout, 10–20 cm. Scape 2–4 m.

Flowering late winter--spring. Calcareous outcrops with desert scrub; 1100--1900 m; Calif., Nev.