Callitriche obtusangula Le Gall

Taxonomy and Habitat

Callitriche obtusangula, commonly known as blunt-fruited water-starwort, is a small aquatic plant in the Plantaginaceae family. It thrives in freshwater habitats such as ponds, lakes, and slow-moving streams.

Growth Habit

This plant has a prostrate growth habit, with stems that can extend up to 30 cm in length.

Leaf Characteristics

Its leaves are small, narrow, and oppositely arranged along the stem.

Flower Features

The flowers of Callitriche obtusangula are inconspicuous and greenish-yellow, appearing on short stalks either at the base of the leaves or submerged underwater.

Ecological Food Provision

This plant plays a crucial role in aquatic ecosystems by providing food for various aquatic animals such as snails, insects, fish, and waterfowl.

Sediment Stabilization Function

Additionally, it helps stabilize sediments on lake bottoms, thereby reducing erosion caused by wave action.

Water Quality Indicator Role

Callitriche obtusangula is considered an indicator species for good water quality due to its sensitivity to pollution levels.

Environmental Monitoring Use

Thus, it serves as a valuable tool for monitoring environmental changes caused by human activities such as pollution or habitat destruction.

Ecosystem Importance

Overall, Callitriche obtusangula is an important component of freshwater ecosystems.

Conservation Rationale

Its ecological significance underscores the need for conservation efforts to preserve biodiversity within these habitats.