Species

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Total: 461

species valid

Pterospermites auriculicordatus Hollick Profess. Pap. U.S. Geol. Surv., 182: 151. 6 Oct 1936

species valid

Pterospermites conjuctivus Hollick Profess. Pap. U.S. Geol. Surv., 182: 152. 6 Oct 1936

species valid

Pterospermites imparilis Hollick Profess. Pap. U.S. Geol. Surv., 182: 151. 6 Oct 1936

species valid

Pterospermum conforme Hollick Profess. Pap. U.S. Geol. Surv., (159): 108. 30 Jul 1930

species valid

Quercus chignikensis Hollick Profess. Pap. U.S. Geol. Surv., (159): 69. 30 Jul 1930

species valid

Quercus conjunctiva Hollick Profess. Pap. U.S. Geol. Surv., 182: 101. 6 Oct 1936

species valid

Quercus kootenayensis Hollick Mem. New York Bot. Gard., 7: 402. 1 Mar 1927

species valid

Quercus microdentata Hollick Geol. & Agric. State Exp. Sta. (Louisiana), (5): 280. 25 Apr 1900

species valid

Quercus novae-caesareae Hollick Trans. New York Acad. Sci., 16(Sig. 9): 131. 29 Mar 1897

species valid

Quercus paleoilicoides Hollick Profess. Pap. U.S. Geol. Surv., (159): 69. 30 Jul 1930

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