Infraspecies

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Total: 13

infraspecies valid

Nephropsis integerrima Forma magna Zalessky Probl. Paleontol., (2-3): 138. 19 Jul 1937

infraspecies valid

Sphenopteris fossorum Varietas toretziana Zalessky Probl. Paleontol., (2-3): 165. 19 Jul 1937

infraspecies valid

Pecopteris anthriscifolia Forma juvensis Zalessky in Zalessky, Tschirk. Fl. Perm. Oural Petch. Païkhoî 34. 23 Oct 1937

infraspecies unavailable

Pecopteris anthriscifolia Forma sitzaeana Zalessky in Zalessky, Tschirk. Fl. Perm. Oural Petch. Païkhoî 34. 23 Oct 1937

infraspecies valid

Pecopteris anthriscifolia Forma sylvaeana Zalessky in Zalessky, Tschirk. Fl. Perm. Oural Petch. Païkhoî 34. 23 Oct 1937

infraspecies valid

Pecopteris anthriscifolia Forma petschorensis Zalessky in Zalessky, Tschirk. Fl. Perm. Oural Petch. Païkhoî 34. 23 Oct 1937

infraspecies valid

Pecopteris anthriscifolia Forma vorcutensis Zalessky in Zalessky, Tschirk. Fl. Perm. Oural Petch. Païkhoî 35. 23 Oct 1937

infraspecies valid

Cardiopteris sibirica Forma angarica Zalessky Ann. Soc. Géol. N., 57: 119. 1932

infraspecies valid

Neuropteris heterophylla Forma loshii (Brongn.) Zalessky Bull. Soc. Géol. France, Series 4[1929], 29(3-4-5): 198. 7 Feb 1930

infraspecies valid

Pecopteris anthriscifolia Forma imbricata (Goepp. in Tchihatcheff) Zalessky Ann. Soc. Géol. N., 53: 120. 1928

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