Secondary Succession in the Climax Forest Formations of Northern Minnesota ...

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University of Minnesota, 1917 - Botany - 72 pages
 

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Page 477 - In these places are found the largest and oldest trees in the northern portion of the state. They vary in diameter from 1 to 3 feet; in height, from 75 to perhaps 125 feet; and in age, from 65 to 200 years or more.
Page xxviii - ... discussed under the following heads : a. Subseres in Shallow Water, b. Subseres beginning with the Grass Associes, c. Subseres in Cut-overs, d.

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