| Linaceae | |
Linum perenne fo. albiflorum
| Cockerell | W. Amer. Sci. 3: 217 | 1887 |
| Linaceae | |
Linum perenne subsp. alpinum
| Ockendon | | |
| Linaceae | |
Linum perenne subsp. austriacum
| O. Bolòs & Vigo | | |
| Linaceae | |
Linum perenne var. austriacum
| Schiede | | |
| Linaceae | |
Linum perenne fo. baldwinii
| B. Boivin | Phytologia 22(5): 351 | 1972 |
| Linaceae | |
Linum perenne var. boreale
| Serg. | | |
| Linaceae | |
Linum perenne subsp. extraaxillare
| Nyman | | |
| Linaceae | |
Linum perenne fo. lepagei
| Lepage | | |
| Linaceae | |
Linum perenne subsp. lepagei
| (B. Boivin) Lepage ex Dut., Lep. & Dum. | Contr. Arctic Inst. 5F: 92 | 1954 |
| Linaceae | |
Linum perenne var. lepagei
| (B. Boivin) B. Boivin | Naturaliste Canad. 93(5): 643 | 1966 |
| Linaceae | |
Linum perenne fo. lewisii
| | | |
| Linaceae | |
Linum perenne subsp. lewisii
| (Pursh) Hultén | Fl. Alaska Yukon 7: 1122 | 1947 |
| Linaceae | |
Linum perenne var. lewisii
| (Pursh) Eaton & Wright | N. Amer. Bot. (ed. 8) 302 | 1840 |
| Linaceae | |
Linum perenne var. perenne
| | | |
| Linaceae | |
Linum perenne var. saxosum
| (Maguire & A.H. Holmgren) Reveal | Rhodora 70(781): 39 | 1968 |