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That molecule is called Geosmin. It is mainly produced 1 by Actinomycetes such as Streptomyces; filamentous bacteria that live in soil. Other organisms also produce geosmin: Cyanobacteria Certain fungi An amoeba called Vanella A liverwort It is an intracellular metabolite and cell damage is the primary reason attributed to its release. However oxidant ...


7

The tree in question belongs to the Araucariaceae family, There are multiple species of Genus Araucaria, I'd place Araucaria araucana on the first place, but there are multiple others: Araucaria araucana Araucaria luxurians Araucaria columnaris Araucaria subulata


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You originally posted this question on the Garden and Landscaping Section - that's where I'm from, and though it was moved here instead, I'll answer it anyway: That image you've shown isn't like a photograph, its an impression of what the roots are like. Usual method of working out root patterns on plants is to remove what's known as a monolith, or a block ...



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