Beautiful herbarium sheet of Yucca rupicola collected in Mexico in 1885 by plant-hunter Cyrus Guernsey Pringle #botany #plant https://t.co/uWaka2YLpD

— Luanne (@Luannasaurus) 2016.12.20

Yucca rupicola, flower close ups @ St. Edward's University http://t.co/fr3h6v7LTj

— Kelsey Faye Acosta (@Yelsik92) 2014.5.31

Twist-leaf yucca (yucca rupicola) @ St. Edward's University http://t.co/gDvQBqVdMi

— Kelsey Faye Acosta (@Yelsik92) 2014.5.31