- Author: John A Roncoroni
- Posted by: Gale Perez
Published on: July 18, 2023
There have been several recent questions about dealing with a plant floating in reservoirs. Here's Weed Scientist Emeritus John Roncoroni's response to them.
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Pacific Mosquitofern, (Azolla filiculoides) often referred to as Azolla, is native to California. It is considered a desirable component of natural habitats and an important food source for waterfowl. Azolla is a floating aquatic fern that spreads by stem fragments and spores. Azolla as being up to 5 cm (2 inches) long, but can be as small as ¼ to ½ inches.
Azolla is often misidentified as duckweed (Lemna spp), another common small floating aquatic plant. Azolla is initially green, like duckweed, but...
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