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知识贝壳
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ThedriedstemandleafofLophatherumgracileBrongn.(Fam.Graninae).禾本科植物淡竹叶的干燥茎叶。Uppersurfaceviewofleaf叶的上表面观Lowersurfaceviewofleaf叶的下表面观Surfaceviewofleaf1.UpperepidermisCellsrectangularorsubsquare,slightlyanticlinalwallsthinandundulatelycurved;roundpalis ......（本文共 1892 字 , 5 张图） [阅读本文] >>