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VII
PREFACE.
It has been reproached to me here and there that I sometimes change generic as well as specific characters, but this objection has arisen, in my opinion, partly from ignorance and partly from a desire to criticize; for, without provoking an appeal to the works of Linnaeus Carl Linnaeus, the father of modern taxonomy himself and other grave men, where the characters of both genera and species are changed very often, any fair judge can easily perceive this, that it depends entirely upon repeated observations and newly discovered species, and this must happen especially in a part of botanical science that is little or not yet well cultivated.
Otherwise, I hope to have contributed something through this labor so that the dictum of Linnaeus, a man of the highest standing, concerning Mycology the study of fungi may no longer hold true, which he brought forward in Philos. botan. p. 241. Ed. Holm. 1751. concerning fungi, namely: "The order of fungi