Ludwigia

plant genus

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June 30, 2026

Quick Summary

Ludwigia is a genus of perennial herbs belonging to the evening primrose family, Onagraceae. These plants are primarily found in tropical or warm regions. They are characterized by flowers with parts mostly in fours, meaning they typically have four sepals and four petals, and either four or eight stamens. The ovary is located below the rest of the flower. Ludwigia is a large genus, with about 75 species, and consists of water and marsh plants.12

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Onagraceae
…is another large day-blooming genus, Ludwigia, 75 species of water and marsh plants, mostly of eastern North America, ranging from annual herbs to large shrubs. Some other genera of the family are Boisduvalia; Circaea, enchanter’s nightshade, with hooked bristles on the fruits; Gaura, with small nutlike, indehiscent fruits; Gayophytum, thread-stemmed…
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…is another large day-blooming genus, Ludwigia, 75 species of water and marsh plants, mostly of eastern North America, ranging from annual herbs to large shrubs. Some other genera of the family are Boisduvalia; Circaea, enchanter’s nightshade, with hooked bristles on the fruits; Gaura, with small nutlike, indehiscent fruits; Gayophytum, thread-stemmed…
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Myrtales
Characteristic morphological features
…oxygen-deficient environment is seen in Ludwigia, a genus of plants found in wet areas. When plants grow in water, air spaces develop in the tissues of the roots and submerged stems, and in L. repens special spongy-tissued respiratory roots grow to the surface of the water. Under ordinary dry-land conditions,…
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…oxygen-deficient environment is seen in Ludwigia, a genus of plants found in wet areas. When plants grow in water, air spaces develop in the tissues of the roots and submerged stems, and in L. repens special spongy-tissued respiratory roots grow to the surface of the water. Under ordinary dry-land conditions,…
Read More