Species

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Total: 68

species valid

Haliserites chondriformis Penh. Proc. U.S. Natl. Mus., 16(928): 110, 113. 26 Jul 1893

species valid

Haliserites lineatus Penh. Proc. U.S. Natl. Mus., 16(928): 110, 113. 26 Jul 1893

species valid

Hypnum columbianum 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

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

species valid

Majanthemophyllum grandifolium Penh. Proc. & Trans. Roy. Soc. Canada, Series 2, 8(Section 4): 54. 1902

species valid

Myelopteris topekensis Penh. Bot. Gaz., 23(1): 15. 20 Jan 1897

species unavailable

Myrica serrata Penh. Proc. & Trans. Roy. Soc. Canada, Series 3, 1(Section 4): 309. 1907

species valid

Nematophycus crassus (Penh.) Penh. Bull. Wisconsin Nat. Hist. Soc., New Series, 6(1-2): 10. Apr 1908

species valid

Nematophycus milwaukeensis Penh. Bull. Wisconsin Nat. Hist. Soc., New Series, 6(1-2): 8. Apr 1908

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