Species

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Total: 68

species valid

Nematophyton hicksii (H. Hicks) Penh. Proc. & Trans. Roy. Soc. Canada, 6(Section 4): 45. 1888

species valid

Nematophyton laxum Penh. Proc. & Trans. Roy. Soc. Canada, 6(Section 4): 45. 1888

species valid

Carpolithes dentatus Penh. in Dawson Proc. & Trans. Roy. Soc. Canada, 8(Section 4): 89. 1890

species valid

Acer pleistocenicum Penh. in Dawson, Penh. Bull. Geol. Soc. Amer., 1: 327. 9 Apr 1890

species valid

Hypnum columbianum Penh. in Dawson Proc. & Trans. Roy. Soc. Canada, 8(Section 4): 77. 1890

species valid

Azollophyllum primaevum Penh. in Dawson Proc. & Trans. Roy. Soc. Canada, 8(Section 4): 77. 1890

species valid

Larix churchbridgensis Penh. Amer. Geol., 9(6): 370. Jun 1892

species valid

Zosterophyllum myretonianum Penh. Canad. Rec. Sci., 5(1): 12. Jan 1892

species valid

Picea evanstoni Penh. Proc. & Trans. Roy. Soc. Canada, 9(Section 4): 31. 1892

species valid

Lycopodites reidii Penh. Canad. Rec. Sci., 5(1): 8. Jan 1892

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