Truncocolumella
Introduction '''''Truncocolumella''''' is a genus of fungi in the family Suillaceae, of the order Boletales. It was circumscribed by American mycologist Sanford Myron Zeller in 1939.One field guide lists the potato-like ''Truncocolumella citrina'' as edible. •	To determine the odour of ''Truncocolumella citrina'' mature fruiting bodies of were extracted in diethyl ether and analyzed by gas chromatography-mass spectroscopy (GC-MS). The two major odor compounds that were identified are hexanoic acid and phenylacetaldehyde. These compounds were not found on examination of immature fruiting bodies.
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