Synonyms
Barbacenia gracilis (Brongn.) Baker
Dasylirion robustum Gorl. ex Trel.
Yucca acrotricha Schiede
Dasylirion gracile (Brongn.) Zucc.
Dasylirion graminifolium S.Watson
Roulinia gracilis Brongn.
Bonapartea gracilis Sweet
Roulinia acrotricha (Schiede) Brongn.