榆木疙瘩中的乡土树种知识和文化

The Native Tree Species and its Knowledge and Culture about Ulmus pumila

“榆木疙瘩--不开窍”形容人愚笨顽固。这句歇后语涉及许多乡土树种知识和乡土文化。分析认为,作为乡土树种和四旁树,榆树首先谐音“余”字,能够在四旁闲余空地上自然落种成苗而常见;其次谐音“愚”字,一语双关地表示“愚蠢”。榆树遭受蛀干虫害其蛀孔会流溢黏稠树液,用来防御蛀虫危害,是对外界影响的反应,如同人脑开窍一样。榆木疙瘩坚韧顽固,不易劈裂,强调其不开窍则讽喻人愚笨之极。

"A lump of elm-not enlightened"describes a person as stupid and stubborn.This saying involves a lot of local tree species knowledge and local culture.It is analyzed that,as native tree species and Sifang tree,Ulmus pumila first homophonic"Yu"word,can be in Sifang idle open space natural seed into seedlings and common;Second homophonic"fool"word,pun meant"stupid".Elm trees suffer from a wormhole bug that spills a thick SAP,which protects them from moths,in response to external influences,much like the human brain.Elm pimples tough and stubborn,not easy to split,to emphasize its lack of enlightenment is an allegorical human stupidity.