英语词汇“θ21595”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	θ21595
释义	the world > plants > part of plant > leaf > [noun] > other types of leaf (5) ear leaf1835 The leaf attached immediately below an ear of maize. microsporophyll1888 A leaf or modified leaf which bears microsporangia. megaphyll1908 A type of leaf, found in ferns and some higher plants, which is usually large and has a complex vascular system with leaf gaps in the stem stele… microphyll1908 Botany. A type of (usually small) leaf having a single medial vein, characteristic of the lycophytes (clubmosses, spikemosses, and quillworts). Cf… megaphyll1918 Chiefly Ecology. In the Raunkiaer system of leaf-size classification: a very large leaf with a surface area greater than 1640 square centimetres.
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