Leaf blades yellowish green, slightly constricted near base, widest near middle, 10-20 × 0.2-0.5 dm, margins with coarse threads. Panicles 2-2.5 m. Flowers: perianth broadly campanulate; tepals green, tinged with purple, ca. 2.5 cm. Capsules 8-9 × 5-7 mm. Seeds 8-9 × 5-7 mm.
Flowering spring. Rocky slopes and open plains in arid and semiarid regions; 500--1000(--2100) m; Tex.; Mexico (Coahuila, Nuevo León, San Luis Potosí).
Hesperaloe funifera is occasionally cultivated, although far less frequently than H. parviflora.