Cannabaceae Martinov
Trema aspera (Brongn.) Blume var. aspera , legitimate, autonym
Bentham, G. (23 September 1873), Flora Australiensis 6: 158 [autonym]
Hewson, H.J. (8 February 2007), A new combination Trema tomentosa var. aspera (Brongn.) Hewson (Ulmaceae). Journal of the Adelaide Botanic Gardens 21: 89 [nomenclatural synonym]
nomenclatural synonym of: Trema tomentosa var. aspera (Brongn.) Hewson legitimate