Horned pondweed: completely submerged herbs; in some classifications included in potamogetonaceae.
角状的水池草；完全水生的草本植物；有些分类中包括在眼子菜科中。
3
In the 14 years since the first genetically modified crops were planted commercially, their descendants, relatives and remixes have gone forth and multiplied like profitable, high-tech pondweed.