The INTERNATIONAL FOSSIL PLANT NAMES INDEX
Global registry of scientific names of fossil organisms covered by the International Code of Nomenclature for Algae, Fungi, and Plants and the International Code of Zoological Nomenclature © 2014-2025

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Total: 70601

species valid

Laurinoxylon lesquereuxianum Knowlt. Rep. (Annual) Arkansas Geol. Surv., 1889, 2: 258. Mar 1891

species valid

Laurinoxylon branneri Knowlt. Rep. (Annual) Arkansas Geol. Surv., 1889, 2: 256. Mar 1891

species valid

Cupressinoxylon arkansanum Knowlt. Rep. (Annual) Arkansas Geol. Surv., 1889, 2: 253. Mar 1891

species valid

Cupressinoxylon callii Knowlt. Rep. (Annual) Arkansas Geol. Surv., 1889, 2: 254. Mar 1891

species valid

Cupressinoxylon elongatum Knowlt. Proc. U.S. Natl. Mus., 11(1): 7. 8 Nov 1888

species valid

Cupressinoxylon glasgowii Knowlt. Proc. U.S. Natl. Mus., 11(1): 6. 8 Nov 1888

species unavailable

Picea albertensis Penh. Ottawa Naturalist, 22(4): 82. Jul 1908

species valid

Sequoia albertensis Penh. Ottawa Naturalist, 22(4): 83. Jul 1908

species valid

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

species valid

Quercus penhallowii Trel. Brooklyn Bot. Gard. Mem., 1: 499. 6 Jul 1918