Infraspecies

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Total: 9

infraspecies valid

Lepidodendron corrugatum Varietas verticillatum Dawson Canad. Naturalist Geol., 1863, 8(6): 449. 30 Jan 1864

infraspecies valid

Platanus affinis Varietas ampla Dawson Proc. & Trans. Roy. Soc. Canada, 3(Section 4): 12. 27 May - Aug 1885

infraspecies valid

Psilophyton princeps Varietas ornatum Dawson Fossil Pl. Devon. Canada 38. 4 Dec 1871

infraspecies unavailable

Sternbergia [species epithet not defined] Varietas angularis Dawson Canad. Naturalist Geol., 1863, 8(6): 455. 30 Jan 1864

infraspecies unavailable

Sternbergia [species epithet not defined] Varietas approximata Dawson Canad. Naturalist Geol., 1863, 8(6): 455. 30 Jan 1864

infraspecies unavailable

Sternbergia [species epithet not defined] Varietas distans Dawson Canad. Naturalist Geol., 1863, 8(6): 455. 30 Jan 1864

infraspecies unavailable

Sternbergia [species epithet not defined] Varietas obscura Dawson Canad. Naturalist Geol., 1863, 8(6): 455. 30 Jan 1864

infraspecies valid

Stigmaria ficoides Varietas alternans Dawson Quart. J. Geol. Soc. London, Part I, 22(2=86): 148. 1 May 1866

infraspecies valid

Stigmaria ficoides Varietas knorrioides Dawson Quart. J. Geol. Soc. London, Part I, 22(2=86): 149. 1 May 1866

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