The island is well known as a place of endangered and rare herbs and wetland plants.
Many wetland plants are dependent upon low water levels to reproduce.
For example, many wetland plants must produce aerenchyma to carry oxygen to roots.
It is a very common wetland plant across the American Midwest and areas west.
Relatively to other species of wetland plants, they have relatively high competitive ability.
The sculptures were installed in 1998 and the wetland plants added in 1999.
It is also negatively affected by competition from other wetland plants.
The reserve is home to a diverse range of bird species, wetland plants and insects.
Often wetland plants can be found in dry areas.
As the lake drained, this area slowly filled in with wetland plants and animals.