Yucca tenuistyla

Yucca tenuistyla is a species of flowering plant in the family Asparagaceae found in brushlands near the coast of Texas, at elevations below 200 m (650 feet). Common names include white-rimmed yucca and whiterim yucca.
"Yucca tenuistyla" is a short, acaulescent (trunkless) species forming colonies of rosettes. Leaves can be up to 70 cm (28 inches) long but only 2 cm (0.8 inches) wide. The flowering stalk can be up to 100 cm (33 inches) tall, bearing many pendant flowers. Fruits are dry, with glossy black seeds.