The widespread baccata variety usually remain remain stemless with curling leaf edges, while var brevifolia always forms a short, often branched stem and has thin, curly filaments along the edges; this latter (known as Thornber yucca) is abundant in only far southeast Arizona and the southwest tip of New Mexico.
The widespread baccata variety usually remains stemless and has curling leaf edges, while var brevifolia forms a short, often branched stem and has thin, curly filaments along the edges; this latter (known as Thornber yucca) is found only in far southeast Arizona and the southwest tip of New Mexico.