单词 | 小穗 |
释义 | 〔sandbur〕Any of several grasses of the genusCenchrus, especially C. tribuloides, of the eastern United States and tropical America, having a spiny burlike envelope that surrounds several one-grained spikelets. 蒺藜草:任一种产于美国东部地区和美洲热带地区的粟草属 的草,尤指 蒺藜科 ,生有多刺的果被状外壳,并包在几个单果的小穗外层 〔spikelet〕A small or secondary spike, characteristic of grasses and sedges, having a varying number of reduced flowers each subtended by one or two scalelike bracts.小穗,小穗状花序:禾草或蓑衣草所特有的一种小的或次级的穗,具有数目不等的由一至二片鳞状苞片衬托的渐少的小花〔pondweed〕Any of various submerged or floating aquatic plants of the genusPotamogeton having inconspicuous flowers borne in small spikes. 水池草:一种在水中或浮在水面的眼子菜 属水生植物,有生成小穗的不显眼花朵 〔palea〕A small chafflike bract enclosing the flower of a grass.内稃:一种包住花的禾木科小穗上的苞片〔nubbin〕A small stunted ear of corn.小穗:玉米发育不全的小穗〔spiculation〕Formation into a spicule or spicules.结穗:形成一个小穗或许多小穗〔knotgrass〕A low-growing, weedy grass(Paspalum distichum) with spikelets arranged in two rows along the rachis. 两耳草:一种小穗沿叶轴排成两行的低矮蔓生草(两耳草 雀稗属) |
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