''Hydrocotyle verticillata'', also known as whorled pennywort, whorled marshpennywort or shield pennywort, is a

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

found in South and North America and the West Indies. Its creeping habit and unusual

leaves A leaf (: leaves) is a principal appendage of the stem of a vascular plant, usually borne laterally above ground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, stem, ...

give it its common names. It grows in places that are marshy, boggy, or even wet.
''Hydrocotyle verticillata'' is used in aquaria, where it is undemanding; it does prefer a good

substrate Substrate may refer to: Physical layers *Substrate (biology), the natural environment in which an organism lives, or the surface or medium on which an organism grows or is attached ** Substrate (aquatic environment), the earthy material that exi ...

, however, and at least moderate light. It benefits from additional

carbon dioxide Carbon dioxide is a chemical compound with the chemical formula . It is made up of molecules that each have one carbon atom covalent bond, covalently double bonded to two oxygen atoms. It is found in a gas state at room temperature and at norma ...

. It is widely used as a foreground plant.

References

External links

Jepson Manual TreatmentFlora of N S Wales
verticillata Aquatic plants Flora of Northern America Flora of Southern America Flora of the Caribbean Plants described in 1798 Flora without expected TNC conservation status {{Araliaceae-stub