Leaves in a basal rosette, large, stout, leathery-fleshy or somewhat woody, containing many fibers, margin usually spiny, rarely entire, apex tipped with a spine.

• 在基生莲座丛内叶，大，粗壮，革质肉质或有点木质，包含的很多纤维，花茎分枝或容易，高，坚固。