Plant Families: Letter P

  • Potamogetonaceae - Pondweed Family

    Potamogetonaceae family includes aquatic plants known for their submerged leaves, small flowers, and unbranched stems. They are commonly found in freshwater habitats around the world.

  • Phrymaceae - Lopseed Family

    Phrymaceae is a family of flowering plants that includes around 200 species in 13 genera. These plants are known for their tubular flowers and are distributed throughout the Americas.

  • Plumbaginaceae - Leadwort Family

    Plumbaginaceae is a family of flowering plants known for their beautiful, colorful flowers and hardy nature. With over 800 species across 20 genera, this family includes many popular ornamental plants and medicinal herbs.

  • Phyllanthaceae - Phyllanthus Family

    The Phyllanthaceae family includes a diverse group of flowering plants found throughout tropical and subtropical regions worldwide.

  • Pentaphylacaceae - Pentaphylax Family

    Pentaphylacaceae is a family of flowering plants that includes about 120 species of trees and shrubs. They are widely distributed in tropical and subtropical regions, and some species are cultivated as ornamentals for their attractive flowers and foliage.

  • Papaveraceae - Poppy Family

    Papaveraceae is a family of flowering plants known for their showy and colorful flowers, as well as their medicinal properties.

  • Portulacaceae - Purslane Family

    Portulacaceae is a family of flowering plants known for their succulent leaves and bright, showy flowers. They are found worldwide in various habitats, from deserts to coastlines.

  • Peraceae - Peraxilla Family

    Peraceae is a family of flowering plants, commonly known as the mulberry family, characterized by their alternate, simple leaves and small flowers containing four or five petals. Many species in this family are economically important for their fruit production, particularly the mulberry tree.

  • Polemoniaceae - Phlox Family

    Polemoniaceae is a family of flowering plants known for their attractive, colorful flowers. These plants exhibit a range of growth habits and are found in diverse habitats across the globe.

  • Pandanaceae - Screw Pine Family

    Pandanaceae is a family of flowering plants comprising around 1000 species of trees, shrubs, and climbers. These plants are widely distributed in tropical and subtropical regions of Asia, Africa, and the Americas, and are known for their aromatic leaves and unique growth habits.

  • Picramniaceae - Picramnia Family

    The Picramniaceae family comprises a small group of flowering plants with only around 20 species. The plants are characterized by their compound leaves and small flowers, which produce fleshy fruits that often contain alkaloids.

  • Podocarpaceae - Podocarpus Family

    Podocarpaceae is a family of coniferous trees and shrubs that are widely distributed across the Southern Hemisphere. They are known for their unique morphology, which includes flattened or needle-like leaves, distinctive cones, and often a single trunk with a conical or columnar shape. Many species within this family are ecologically important and have significant cultural and economic value in their native regions.

  • Petiveriaceae - Petiveria Family

    Petiveriaceae is a small family of flowering plants with only one genus, Petiveria. The plants in this family are mainly distributed throughout tropical and subtropical regions, and they are known for their medicinal properties as well as their use in traditional medicine.

  • Physenaceae - Physena Family

    Physenaceae is a family of flowering plants known for their striking, bright flowers and unique fruiting structures. These plants are commonly found in tropical regions around the world and exhibit a range of growth habits and morphological features.

  • Phyllonomaceae - Phyllonoma Family

    Phyllonomaceae is a family of flowering plants consisting of only one genus, Phyllonomys. These rare and largely unstudied plants are found in the tropical rainforests of Central and South America.

  • Petermanniaceae - Spleenwort Family

    The Petermanniaceae family consists of small, evergreen perennial herbs found predominantly in the southern hemisphere.

  • Pteridaceae - Pteridaceae Family

    Pteridaceae is a family of ferns characterized by small, delicate fronds and intricate leaf patterns. These plants are commonly found in tropical and subtropical regions around the world.

  • Poaceae - Grass Family

    Poaceae is a large and economically important family of flowering plants commonly known as grasses. They are found in almost every habitat on Earth and serve as food sources for both human and animal populations, as well as playing crucial roles in soil stabilization and erosion control.

  • Polypodiaceae - Polypody Family

    The Polypodiaceae family is a diverse group of ferns found worldwide, characterized by their rhizomatous growth habit and pinnately compound leaves.

  • Piperaceae - Pepper Family

    Piperaceae is a family of flowering plants known for their peppery taste and aromatic oils. The family includes over 5,000 species, many of which are used for culinary or medicinal purposes.

  • Podostemaceae - Podostemaceae Family

    Podostemaceae is a diverse family of aquatic plants with unique morphology and adaptations. They are found growing on rocks in fast-flowing streams and waterfalls, and are characterized by their flattened stems, reduced leaves, and specialized roots that anchor them to the substrate.

  • Pinaceae - Pine Family

    Pinaceae is a family of coniferous trees commonly known as the pine family. They are ecologically and economically important, and are recognizable by their needle-like leaves and cone-shaped seed structures.

  • Primulaceae - Primrose Family

    With over 3000 species, Primulaceae is a family of flowering plants characterized by elongated petioles, whorled leaves, and flowers with five petals.

  • Polygonaceae - Buckwheat Family

    Polygonaceae family includes over 1200 species of herbs, shrubs and vines found in diverse habitats throughout the world. These plants are known for their distinctive triangular-shaped stems and commonly have a sheathing stipule that surrounds the stem at the base of the leaf.

  • Polygalaceae - Milkwort Family

    Polygalaceae is a diverse family of flowering plants found worldwide, with over 1,000 species. They are known for their distinctive bilaterally symmetrical flowers and range in appearance from shrubs to herbs.

  • Plantaginaceae - Plantain Family

    Plantaginaceae is a family of flowering plants known for their small, inconspicuous flowers and distinctive basal rosette of leaves. Members of this family are found in diverse habitats worldwide and include many species valued for their medicinal properties.

  • Proteaceae - Protea Family

    Proteaceae is a family of flowering plants known for their beautiful and unique flowers. They are widespread in the Southern Hemisphere and include many species of trees, shrubs, and herbs.

  • Putranjivaceae - Putranjiva Family

    Putranjivaceae is a family of flowering plants known for their oil-rich seeds and their presence in tropical and subtropical regions.

  • Picrodendraceae - Picrodendron Family

    Picrodendraceae is a small family of flowering plants that includes around 100 species of trees, shrubs, and herbs found in tropical and subtropical regions worldwide.

  • Passifloraceae - Passionflower Family

    Passifloraceae is a family of flowering plants, also known as the passionflower family. It includes over 700 species of vines, trees, and shrubs with showy, often fragrant flowers and unique fruit structures.

  • Pontederiaceae - Pickerelweed Family

    The Pontederiaceae family consists of aquatic plants found in freshwater habitats. The plants have long, narrow leaves and distinctive flowers that are often used in aquariums and water gardens.

  • Paeoniaceae - Peony Family

    The Paeoniaceae family, commonly known as the peony family, is a group of herbaceous perennial flowering plants prized for their large, showy, and fragrant blooms.

  • Pedaliaceae - Sesame Family

    Pedaliaceae is a family of flowering plants that includes about 18 genera and over 200 species. These plants are known for their showy flowers and distinctive fruit capsules, which split open to reveal edible seeds inside. Many species in this family are native to arid regions of Africa, but they can also be found in other parts of the world.

  • Philesiaceae - Philesia Family

    Philesiaceae is a small family of flowering plants that includes only two genera and about ten species. These plants are mainly found in South America, where they grow in a variety of habitats such as high-altitude grasslands, rocky slopes, and forests.

  • Pittosporaceae - Pittosporum Family

    Pittosporaceae is a family of flowering plants distributed throughout Asia, Australia, and the Pacific Islands. They are characterized by their leathery leaves and fragrant flowers, which make them popular in horticulture.

  • Peridiscaceae - Peridiscus Family

    Peridiscaceae is a small family of flowering plants that includes only two genera, Peridiscus and Aphania. These plants are native to tropical regions of South America and have distinctive characteristics that make them interesting subjects for botanical study.

  • Phytolaccaceae - Pokeweed Family

    Phytolaccaceae is a family of flowering plants that are primarily tropical in distribution. They are known for their showy inflorescences and often have medicinal properties.

  • Penaeaceae - Pentanisia Family

    Penaeaceae is a family of flowering plants known for their striking and colorful blooms. With over 100 species, this family is primarily found in tropical regions and includes many popular ornamental plants.

  • Pandaceae - Panda Plant Family

    Pandaceae is a small family of flowering plants that includes only one genus, Pandalus. These tropical trees have a unique and interesting appearance that makes them stand out from other plant families.

  • Philydraceae - Philydrum Family

    Philydraceae is a family of flowering plants that includes aquatic or wetland plants mainly found in tropical and subtropical regions.

  • Petrosaviaceae - Petrosavia Family

    Petrosaviaceae is a small family of flowering plants, consisting of only two known species. They are generally found in humid and shaded tropical regions in Central and South America.

  • Posidoniaceae - Posidonia Family

    Posidoniaceae is a family of aquatic plants, commonly known as seagrasses. These plants are found in shallow coastal waters around the world and play an important ecological role in maintaining marine ecosystems.

  • Paracryphiaceae - Paracryphia Family

    Paracryphiaceae is a family of flowering plants that are endemic to New Caledonia and one species in Fiji. They are small trees or shrubs that often have distinctive leaves and flowers, and many species are threatened with extinction due to habitat loss and fragmentation.

  • Pentadiplandraceae - Pentadiplandra Family

    Pentadiplandraceae is a small family of flowering plants consisting of only one genus, Pentadiplandra. The family is known for its unique and potent sweetener, thaumatin, which is used in the food industry as a natural sugar substitute.

  • Paulowniaceae - Paulownia Family

    Paulowniaceae is a family of fast-growing trees found in Asia and North America, known for their beautiful flowers and wood that is highly valued for its strength and lightweight properties.

  • Pennantiaceae - Pennantia Family

    Pennantiaceae is a small family of flowering plants that includes just two genera and a handful of species. These plants are known for their unique morphology and interesting ecological adaptations.

  • Platanaceae - Sycamore Family

    Platanaceae is a family of flowering plants commonly known as the plane tree or sycamore family. The family includes two genera and around 10 species of trees that are found throughout temperate regions of the Northern Hemisphere.

  • Penthoraceae - Penthorum Family

    Penthoraceae is a family of small aquatic or marshy herbaceous plants. They have star-shaped flowers and are found in North America, particularly in the western United States.

  • Pentaphragmataceae - Phelline Family

    Pentaphragmataceae is a family of flowering plants with only one known genus, Pentaphragma. They are found in tropical regions and have small, bell-shaped flowers that are often white or pink.

  • Phellinaceae - Asteropaea Family

    Phellinaceae is a small family of flowering plants consisting of only two genera, with a few species. These plants are primarily found in the Americas and are known for their medicinal properties and ornamental value.

  • Psilotaceae - Psilotum Family

    Psilotaceae is a small family of ferns that are known for their unique morphology and ecology. They have no true roots or leaves, instead having simple stems and small, scale-like structures. Psilotaceae are found throughout the tropics and subtropics, often in association with other epiphytic plants.

  • Petenaeaceae - Ceriopetalum Family

    Petenaeaceae is a small family of flowering plants, consisting of just one genus, Petenaea. These plants are native to Central and South America and are known for their fragrant flowers and medicinal properties.

  • Plocospermataceae - Bracken Family

    Plocospermataceae is a small family of flowering plants that are native to South America. These plants have distinctive flowers and fruits, and some species are used for medicinal purposes.