Updated: July 7, 2023

Pennywort, also known as Hydrocotyle, is a versatile and attractive plant that belongs to the Apiaceae family. It is widely appreciated for its medicinal properties and ornamental value. With over 200 species, pennywort plants come in various shapes, sizes, and colors. In this article, we will explore some of the most popular types of pennywort plants and their unique characteristics.

1. Hydrocotyle Verticillata

Hydrocotyle Verticillata, commonly known as Whorled Pennywort, is an aquatic perennial plant native to North America. It is often found in marshes, ponds, and slow-moving streams. This type of pennywort has small, round leaves arranged in whorls around the stems, giving it a distinctive appearance. Whorled Pennywort can be a great addition to aquariums as it adds a touch of greenery and helps maintain water quality.

2. Hydrocotyle Leucocephala

Hydrocotyle Leucocephala, also known as Brazilian Pennywort or Big-leaf Pennywort, is a fast-growing plant native to Central and South America. Its lily-pad-like leaves can grow up to 2 inches in diameter, making it an eye-catching addition to any aquarium or pond. Brazilian Pennywort is known for its ability to absorb excess nutrients from the water, helping prevent algae growth. It is also a popular choice among aquarists as it provides hiding spots for small fish and fry.

3. Hydrocotyle Sibthorpioides

Hydrocotyle Sibthorpioides, commonly known as Asian Pennywort or Marsh Pennywort, is a creeping perennial herb native to Asia. It thrives in moist soil and can often be found in wetlands and along riverbanks. Asian Pennywort has small, kidney-shaped leaves that grow in clusters. It is often used in traditional medicine for its diuretic and anti-inflammatory properties. In gardens, it can be an excellent ground cover, filling in empty spaces and adding a touch of green to the landscape.

4. Hydrocotyle Tripartita

Hydrocotyle Tripartita, also known as Japanese Pennywort or Whorled Marsh Pennywort, is a popular aquatic plant native to East Asia. It is often found in shallow waters and wetlands. Japanese Pennywort has delicate, tripartite leaves that resemble miniature lily pads. Its vibrant green color and bushy growth make it a favorite among aquascapers and hobbyists. This plant can be easily propagated by cutting and replanting its runners, making it a great choice for creating lush carpets in aquariums.

5. Hydrocotyle Umbellata

Hydrocotyle Umbellata, commonly known as Many-headed Pennywort or Dollarweed, is a perennial herb native to North America. It can be found in marshes, swamps, and other wet areas. Many-headed Pennywort gets its name from the umbrella-like arrangement of its small, round leaves on long stalks. Although considered invasive in some regions, this plant can be a charming addition to water gardens and moist landscapes. Its foliage provides shelter for small wildlife and adds visual interest with its unique leaf arrangement.

6. Hydrocotyle Ranunculoides

Hydrocotyle Ranunculoides, commonly known as Floating Pennywort or Water Pennywort, is an aquatic perennial plant native to Europe, Asia, and Africa. As its name suggests, this pennywort plant floats on the surface of still or slow-moving water bodies. It has rounded leaves with scalloped edges that create a visually appealing pattern when viewed from above. Floating Pennywort is often used in aquascaping to create natural-looking floating islands or provide shade for fish and other aquatic organisms.

7. Hydrocotyle Vulgaris

Hydrocotyle Vulgaris, also known as Common Pennywort or Marsh Pennywort, is a perennial herb native to Europe and Asia. It prefers wet or marshy areas such as riverbanks, ditches, and swamps. Common Pennywort has kidney-shaped leaves that grow in clusters along creeping stems. This plant is often used in herbal medicine for its diuretic and wound-healing properties. In gardens, it can be a valuable ground cover, especially in moist or shady areas where other plants may struggle to thrive.

In conclusion, the pennywort plant family offers a wide range of options for both aquatic enthusiasts and gardeners alike. From the delicate tripartite leaves of Hydrocotyle Tripartita to the floating foliage of Hydrocotyle Ranunculoides, each type of pennywort plant brings its own unique charm. Whether you’re looking to add some greenery to your aquarium or enhance your garden with ground covers, pennywort plants are an excellent choice. Just make sure to choose the right type based on its specific requirements and characteristics. So go ahead and explore the diverse world of pennywort plants – you won’t be disappointed!