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rough waterclover
Scientific Name: Marsilea hirsuta
Family: Marsileaceae
Category: Fern
Growth: Forb/herb
Duration: Perennial
Other Names:
Marsilea: The Water Clover Genus
Marsilea is a fascinating genus of aquatic ferns, containing approximately 65 species. These plants, belonging to the family Marsileaceae, often go unnoticed due to their unique appearance, which differs significantly from that of typical ferns.
Considerations for Pets and Children
- Some sources mention "stiff hairs" on the leaf edges of certain Marsilea species, potentially creating a rough texture.
Taxonomy and Nomenclature
- Scientific Name: Marsilea L.
- Family: Marsileaceae
- Kingdom: Plantae
- The genus is named in honor of the Italian naturalist Luigi Ferdinando Marsigli (1656–1730).
- Common Names: water clover, f-leaf clover, pepperwort, cloven fern
Marsilea hirsuta
- Scientific Name: Marsilea hirsuta R. Br.
- Common Name: Rough Waterclover
- Rank: Species
- Grown Habit: Forb/Herb (a non-woody plant that is not a grass)
- Duration: Perennial
Distribution and Habitat of Marsilea hirsuta
Marsilea hirsuta can be found in various regions, including:
- Antarctica
- Australia
- Mexico
- United States (e.g., Southeastern Arizona)
Ecological Role
- In some regions, Marsilea hirsuta is considered an invasive species.
Morphological Characteristics
- Submersed leaves of Marsilea hirsuta are roundish and grow on a stalk.
- It forms a close carpet, typically 2-10 cm high.
- It is described as a robust ground covering plant.
Interactions with Other Organisms
- Marsilea hirsuta can be used in aquariums alongside fish like Ember Tetras (Hyphessobrycon amandae).
Further Information
- USDA PLANTS database: Symbol MAHI6
- Invasive Plant Atlas
- World Ferns