| Polystichum aculeatum (L.) Roth ex Mert. | Accepted |  | TRO |  | 
	
		| Polystichum aculeatum var. acanthophyllum (Franch.) Bedd. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. alfaroi Christ | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. biaristatum (Blume) Bedd. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. californicum Jeps. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. coraiense Christ | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. dudleyi (Maxon) Jeps. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. durissima Rosenst. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. fargesii Christ | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. flavidum Rosenst. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. formosanum Kodama | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. japonicum (Franch. & Sav.) Diels | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. makinoi Tagawa | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. moritzianum (Klotzsch) Hook. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. mucronifolium (Blume) Bedd. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. nigropaleaceum Christ | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. ovatopaleaceum Kodama | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. pinfaense Rosenst. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. retrosopaleaceum Kodama | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. scopulinum (D.C. Eaton) Gilbert | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. semifertile (C.B. Clarke) Bedd. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. setosum (C.B. Clarke) Bedd. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. setulosum Rosenst. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. stenophyllon Bonap. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. travancoricum Bedd. | Synonym |  | TRO |  | 
	
		| Polystichum aculeatum var. variiforme Hayata | Synonym |  | TRO |  |