Arboretum » Campus Plant Identification – Mead Hall » Mead Hall courtyard – Dasylirion longissimum (Mexican grass tree), Aloe ferox, thrysiflora (Paddle plant), Aloe secundiflora Mead Hall courtyard – Dasylirion longissimum (Mexican grass tree), Aloe ferox, thrysiflora (Paddle plant), Aloe secundiflora