| Name | Cyathea atrox var. inermis Holttum | 
| Authorship | Holttum | 
| Rank | Variety | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Cyathea atrox C. Christensen | 
| Citation | 1963 Fl. Males., Ser. 2, Pterid. 1(2): 130 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cyathea atrox var. inermis Holttum | 
| Identification made in | [no date] (1) | 
