duckweed fern
Appearance
English
[edit]Noun
[edit]duckweed fern (plural duckweed ferns)
- Any of various species of aquatic fern in the genus Azolla.
- 2018, Tim Flannery, Europe: A Natural History, page 76:
- If you have ever had a pond you will know Azolla, a.k.a. pondweed, duckweed fern or fairy moss.
References
[edit]duckweed fern on Wikipedia.Wikipedia
Azolla on Wikispecies.Wikispecies
Category:Azolla on Wikimedia Commons.Wikimedia Commons