wolffiella   (TTS Sound)

The wolffiella has 1 Senses.

• wolffiella, genus wolffiella
• minute rootless aquatic herbs having flat fronds floating on or below the water surface and bearing 1-2 flowers per frond; America and Africa
• 水面あるいは水面下を浮遊している葉状体と1つから2つの花を各葉状体につける微小な根のない水生草