Rocky Mountain flowers :. New York :H. W. Wilson,1920, c1914.. biodiversitylibrary.org/page/40859866 via Flickr https://flic.kr/p/R3BPqW
Read More →Book ends of partial cross section of Petrified Araucaria Pine, from Arizona, U.S.A. Grew in the time of the dinosaurs, 160 million years ago. Northern Arizona was ten swamp land, and has since been thrust upward several thousand feet. Araucarias grow in the wold in the Andes and on Norfolk Read More →
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