mucholderthen: THIN SECTIONS of a TWIG from a FIR TREEby Eckhard Völcker (Tatcher a Hainu on Flickr) Fir, Abies sp.This cut is from a twig of a fir tree in front of our house.  5x magnification 10x — details of the bark in polarized light

mucholderthen: THIN SECTIONS of a TWIG from a FIR TREEby Eckhard Völcker (Tatcher a Hainu on Flickr) Fir, Abies sp.This cut is from a twig of a fir tree in front of our house.  5x magnification 10x — details of the bark in polarized light

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from: https://bevviz.tumblr.com/post/106593575360