Hornwort, Coontail, Coon's-tail
Ceratophyllum demersum
Synonym: Ceratophyllum apiculatum

The photo above shows hornwort submerged in a pond in Swampy Meadows on the western slopes of Mt. Adams........September 6, 2008.

The photo above shows hornwort in a pond in Grand Meadows on the western slopes of Mt. Adams.........September 28, 2008.
- 

Additional photos of hornwort as seen in a pool in slow moving streams winding through Swampy Meadows on the western slopes of Mt. Adams...............August 30, 2012.

The photo above shows hornwort submerged in a pond in Swampy Meadows on the western slopes of Mt. Adams.........September 6, 2008.

The photo above shows hornwort submerged in a pond in Swampy Meadows on the western slopes of Mt. Adams.........September 6, 2008.
Paul Slichter