Source de la synonymie
Funk, V., Hollowell, T., Berry, P., Kelloff, C. & Alexander, S. N. 2007. Checklist of the Plants of the Guiana Shield (Venezuela: Amazonas, Bolivar, Delta Amacuro; Guyana, Surinam, French Guiana). Contributions from the United States National Herbarium, 55: 1-580. [CD_REF = 740750] Cybianthus fulvopulverulentus subsp. magnoliifolius (Mez) Pipoly, 1983

 

Type : Suriname, s. loc.,  Kegel 244 (LT: GOET008158 [désigné par Pipoly, Wrightia 7: 235-244. 1983]).
Suriname, Hostmann 1058 (ST: BM000027334, K000574069 [ex hb. Hooker], K000574070 [ex hb. Bentham], S06-452 ["Ad margines sylvarum pr. u. Paramaribo. 04-04/1844."]).
Guyana, Schomburgk 209 (ST: K000574072 ["Berbice 1837, female"], K000574073 ["Morhe, Shrub fl. yellow"], K000574074).
Guyana, Schomburgk 995/1721B (ST: K000574071 ["1844, male"]).