7/10 2 .-- Microscopic section of the silicified wood of a Conifer (_Sequoia_) cut in the long direction of the fibres. (Original.)] [Illustration: Footnote: Fig. 3 .-- Microscopic section of the wood of the common Larch (_Abies larix_), cut in the long direction of the fibres. In both the fresh and the fossil wood (fig. |