Biblioteca Digital

197 resultados para Cowles, Oswald

Stumps of Former Maple Forest [Acer] - Hancock, Mich

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Pinus Strobus projecting above Tsued, Acer, Fagus, etc. Primeval Huron Mts., Michigan

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Succession of Mosses on Isle Royale, SW 51.0

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WJ Cribbs camp at Point Betsie, Mich.

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[B 123.8, No. A156, W.J. Cribbs]

Ammophila breviligulata on fore dune (new) - Old Gravel Beach - erosional dune slope with pinus Sept. 27, 1917 Onekama, Mich.

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Former outlook of White Lake now closed by dunes . Michilinda, Mich (White Lake, MI)

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Acer Sacchorum, struck by lightning in midst of forest. Splinters thrown 100 ft. or more, Michigan

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Dune complex advancing over mesic forest. Ammopila Calomocilfo in foreground on lee slope. Sept. 13, 1916 Ludington, Michigan.

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Established hemlock dune (Tsuge Canadensis) and moving dune.; Sawyer, Michigan

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[Xsh 53.3]

Moving dunes Mesic forest in foreground, Sawyer, Michigan May 20, 1911

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Tsuga Can. seedlings growing on log. Climax Forest. Grand Isle, Mich.; W.S. Dudgeon; Geo D. Fuller

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Tsuga Can. detail of trunk. Grand Isd. Munising, Mich.; W.S. Dudgeon; Geo. D. Fuller

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P. Strobus- detail of trunk. Grand Isd., Munising, Mich. W.S. Dudgeon; Geo D Fuller

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Map Showing St. Marie's River and the Soo, Mich.

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Secondary Pop Trem., Betula alba; Aqate Harbor trail, Kew. Pen., Mich.; W.S. Dudgeen; G.D. Fuller

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