Stemonacanthus radicans Nees in A. DC., Prodr. 11: 207. 1847 Stemonacanthus radicans Nees in A. DC., Prodr. 11: 207. 1847Holotype: Ro. Schomburgk 97.STaxon for this nameStemonacanthus radicans Nees in A. DC., Prodr. 11: 207. 1847