Dehesa beargrass

Plants acaulescent; rosettes from branching, horizontal, subterranean caudices from lignotubers. Leaf blades 30–150 cm × 12–35 mm, glaucous; bases 15–70 mm wide; margins serrulate. Scape 0.7–9 dm, 5–18 mm diam. Inflorescences compound paniculate, branched distally, 5–11 dm × 10–50 cm; bracts persistent, 2–15 cm; bractlets laciniate. Flowers: tepals 2–3.5 mm; fertile stamens: anthers 1.1–1.7 mm; pedicel erect, proximal to joint 1–2(–4.5) mm, distal to joint 1–2 mm. Capsules thin-walled, 7–12 × 9–15 mm, notched basally and apically. Seeds bursting ovary walls, 4–6 × 3–4 mm.

Flowering early spring--early summer. Rocky hillsides of chaparral; of conservation concern; 200--700 m; Calif.; Mexico (Baja California).

Nolina interrata is very rare and is listed by the U.S. Fish and Wildlife Service as rare and endangered. Its habitat is threatened by development.