TORREY BOTANICAL CLUB, APRIL 27, 1898

Torrey Botanical Society Succession after Elimination of Buried Seeds from a Recently Plowed Field

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The Fairbanks Halo of April 27 , 1966

A description of a magnificent display of solar haloes visible over Fairbanks, Alaska, is presented and a photographic rccord of thc nnthclic arcs is uscd t o compare these arcs with the two principal theories of Wegener and Hnstings. The temperature range and interval of possible crystal formation is inferred from the halo forms and compared with aerological data a t the time of the display.

Washington University Record, April 27, 1995

Torrey Botanical Society Co - Occurrence of Oak Subgenera : Implications for Niche Differentiation

MOHLER, C. L. (Section of Ecology & Systematics, Division of Biological Sciences, Cornell University, Ithaca, NY 14853). Co-occurrence of oak subgenera: implications for niche differentiation. Bull. Torrey Bot. Club 117: 247-255. 1990.-It is generally very difficult todetermine whether the coexistence of two tree species in a forest is due to a difference inthe species' niches or due to disturb...

South West Orthopoedic Club—Meeting in Truro, April 1988