Species

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Total: 95

species valid

Acrostichum preaureum C.A. Arnold, Daugherty Contr. Mus. Paleontol. Univ. Michigan, 18(3): 217. 11 Oct 1963

species valid

Amelanchier magnifolia C.A. Arnold Contr. Mus. Paleontol. Univ. Michigan, 5(8): 89. 30 Oct 1937

species valid

Aneurophyton hallii (Dawson) C.A. Arnold Amer. J. Bot., 27(2): 60. 22 Mar 1940

species valid

Aphyllopteris delawarensis C.A. Arnold Contr. Mus. Paleontol. Univ. Michigan, 5(11): 292. 1 Jul 1939

species valid

Archaeopteris latifolia C.A. Arnold Contr. Mus. Paleontol. Univ. Michigan, 5(11): 307. 1 Jul 1939

species valid

Asterophyllites vernensis C.A. Arnold Contr. Mus. Paleontol. Univ. Michigan, 7(9): 182. 29 Dec 1949

species valid

Asteropteris kopfii C.A. Arnold Bull. Buffalo Soc. Nat. Sci., 17(1): 7. 1935

species valid

Azolla primaeva (Penh. in Dawson) C.A. Arnold Contr. Mus. Paleontol. Univ. Michigan, 12(4): 41. 20 Jan 1955

species valid

Barinophyton citrulliforme C.A. Arnold Contr. Mus. Paleontol. Univ. Michigan, 5(11): 285. 1 Jul 1939

species valid

Bowmanites delectus C.A. Arnold Amer. J. Bot., 31(8): 469. 17 Nov 1944

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