Assertion: truffle's resemblance | /r/HasProperty | leucangium carthusianum
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text: Before this, it had been known locally for several years as the Oregon brown truffle, and assumed to be an undescribed species of Leucangium, based on its overall resemblance to and similar habitat as the Oregon black truffle, Leucangium carthusianum; it was given the provisional name Leucangium brunneum.