Shade-induced changes in the branching pattern of clonal plants can lead to conspicuous modifications of their growth form and architecture. It has been hypothesized that reduced branching in shade ...

American Journal of Botany, Vol. 69, No. 4 (Apr., 1982), pp. 638-640 (3 pages) Branching patterns of leader shoots and lower branches were compared in 15 sugar maple trees. The number of first-order ...

Jagged forks of lightning resemble the dividing course of streams because their underlying mathematics is similar, say Netherlands researchers. Their work explains why lightning tongues take on the ...