What growth form does American elodea display?

American elodea, also known as Elodea canadensis, is recognized for its distinctive growth form, which includes being submersed with whorled leaves. This plant typically grows underwater in bodies of fresh water, with leaves arranged in whorls around the stem. This arrangement allows for optimal light absorption and gas exchange in an aquatic environment.

The whorled leaf arrangement is a key characteristic that helps to identify American elodea and differentiate it from other aquatic plants. The whorled leaves also provide a habitat for small aquatic organisms and contribute to the overall health of the aquatic ecosystem.

In contrast, options that describe the plant as emerging with tall stems, free floating, or rooted in deep conditions do not accurately represent American elodea's typical growth habits. Its primary adaptation is to thrive beneath the water surface, making the submersed growth form with whorled leaves the most fitting description.