Various editors, Curtis's Botanical Magazine, Volume 58…
“ Leaves scattered, four to six inches long, linear-cuneate, coriaceous, rigid, often truncated at the extremity, the margins coarsely dentato-serrated, almost spinulose, the base attenuated into a very slender, pale yellow-green petiole: the upper side is glabrous, dark green, and glossy, very obscurely veiny, below paler, the vein and veinlets glabrous, the areolæ or lacunes filled with white down. Flowers of an uniform, rather pale, and dull yellow, densely collected into a broadly-oblong, terminal head. Scales very hairy, deep orange. ”
