They grow in pools and slow streams rooting in the ground and growing erect. Some species when taken out of the water emit a very disagreeable odor, like that of a sulphuric hydrogen. They occur all over the world, but mostly in temperate climates.

Chara

They grow in pools and slow streams rooting in the ground and growing erect. Some species when taken…

The musk tortoise draws its namesake from its strong musky odor. It is found from Maine to Florida.

Musk-tortoise

The musk tortoise draws its namesake from its strong musky odor. It is found from Maine to Florida.