lemna

• اسم يشير إلى جنس من الأعشاب المائية الصغيرة جدًا التي تطفو على سطح المياه الراكدة أو تحتها، وتتكون من جسم نباتي ورقي الشكل وجذر واحد.

A noun referring to a genus of minute aquatic herbs that float on or below the surface of still water, consisting of a leaflike frond or plant body and a single root.

اسم علم

1. C1formalscientific

   A genus of small, free-floating aquatic plants commonly known as duckweeds, found on the surface of still or slow-moving water.

   عدس الماء

   • Lemna species are often used in water purification studies.
   • The pond was covered with a green mat of Lemna.
   • Researchers observed the rapid growth of Lemna in nutrient-rich water.

   المرادفاتduckweed