Species

Azolla filiculoides (Water fern)

Azolla filiculoides. Photo: (c) randomtruth, some rights reserved (CC BY-NC-SA)

Azolla filiculoides (water fern) is a species of Azolla, native to warm temperate and tropical regions of the Americas as well as most of the old world including Asia and Australia.

— Wikipedia

Sightings

Where in Humboldt


Discussion

PLEASE SHARE YOUR THOUGHTS ABOUT AZOLLA FILICULOIDES, THE WATER FERN