| Poaceae |
|
Poa ser. Arcticae
| Roshev. | Fl. URSS 2: 410 | 1934 |
| Poaceae |
!
|
Poa arctica
| R. Br. | Chlor. Melvill. 30 | 1823 |
| Poaceae |
|
Poa arctica var. altaica
| (Trin.) Regel | Trudy Imp. S.-Peterburgsk. Bot. Sada 7: 617 | 1881 |
| Poaceae |
|
Poa arctica subsp. aperta
| (Scribn. & Merr.) Soreng | Great Basin Naturalist 45(3): 404 | 1985 |
| Poaceae |
|
Poa arctica fo. arctica
| | | |
| Poaceae |
|
Poa arctica subsp. arctica
| | | |
| Poaceae |
|
Poa arctica var. arctica
| | | |
| Poaceae |
|
Poa arctica subsp. caespitans
| Simmons ex Nannf. | Symb. Bot. Upsal. 4: 71, pl. 13-14, 15a, f. 1 | 1940 |
| Poaceae |
*
|
Poa arctica var. caespitans
| (Simmons ex Nannf.) B. Boivin | Naturaliste Canad. 94(4): 526 | 1967 |
| Poaceae |
!
|
Poa arctica var. caespitans
| (Simmons ex Nannf.) Nannf. | Uppsala Univ. Arsskr. 7: 78 | 1945 |
| Poaceae |
|
Poa arctica subsp. depauperata
| (Fr.) Nannf. | Symb. Bot. Upsal. 4(4): 61 | 1940 |
| Poaceae |
|
Poa arctica subsp. elongata
| (Blytt) Nannf. | Symb. Bot. Upsal. 4(4): 64 | 1940 |
| Poaceae |
*
|
Poa arctica var. glabriflora
| Roshev. | | |
| Poaceae |
|
Poa arctica subsp. grayana
| (Vasey) Á. Löve, D. Löve & B.M. Kapoor | Arctic Alpine Res. 3(2): 143 | 1971 |
| Poaceae |
|
Poa arctica var. grayana
| (Vasey) Dorn | Vasc. Pl. Wyoming 298 | 1988 |
| Poaceae |
|
Poa arctica fo. lanata
| | | |
| Poaceae |
|
Poa arctica subsp. lanata
| (Scribn. & Merr.) Soreng | Phytologia 71(5): 395 | 1991 [1992] |
| Poaceae |
|
Poa arctica var. lanata
| (Scribn. & Merr.) B. Boivin | Naturaliste Canad. 94(4): 527 | 1967 |
| Poaceae |
|
Poa arctica subsp. longiculmis
| Hultén | Acta Univ. Lund., n.s., 36: 202, f. 141b | 1942 |
| Poaceae |
|
Poa arctica subsp. microglumis
| Nannf. | Symb. Bot. Upsal. 4(4): 77 | 1940 |
| Poaceae |
*
|
Poa arctica fo. neophora
| (B. Boivin) Scoggan | Fl. Canada 1: 51 | 1978 |
| Poaceae |
!
|
Poa arctica fo. neophora
| B. Boivin | Naturaliste Canad. 94(5): 635 | 1967 |
| Poaceae |
|
Poa arctica subsp. smirnowii
| (Roshev.) Malyschev | | |
| Poaceae |
|
Poa arctica subsp. stricta
| (Hartm.) Nannf. | Symb. Bot. Upsal. 4(4): 67 | 1940 |
| Poaceae |
|
Poa arctica var. stricta
| (Hartm.) Nannf. | Uppsala Univ. Arsskr. 7: 78 | 1945 |
| Poaceae |
|
Poa arctica subsp. tromsensis
| Nannf. | Symb. Bot. Upsal. 4(4): 80 | 1940 |
| Poaceae |
|
Poa arctica fo. vivipara
| (Hook.) Scoggan | Fl. Canada 1: 51 | 1978 |
| Poaceae |
*
|
Poa arctica var. vivipara
| (Schol.) Schol. ex Flovic | Hereditas (Lund) 24: 316 | 1938 |
| Poaceae |
!
|
Poa arctica var. vivipara
| Hook. | J. Third Voy. 206 | 1826 |
| Poaceae |
|
Poa arctica subsp. williamsii
| (Nash) Hultén | Acta Univ. Lund., n.s., 36: 202 | 1942 |