Polygonaceae

The Polygonaceae are a family of flowering plants known informally as the knotweed family or smartweed—buckwheat family in the United States. The name is based on the genus Polygonum, and was first used by Antoine Laurent de Jussieu in 1789 in his book, Genera Plantarum. The name may refer to the many swollen nodes the stems of some species have, being derived from Greek ( meaning and meaning or ). Alternatively, it may have a different origin, meaning 'many seeds'.

species of plant

species of plant

Ruprechtia is a genus of plant in family Polygonaceae. It includes 31 species native to the tropical Americas, from Mexico through Central America, the southern Caribbean, and South America to northern Argentina.

species of plant

Centrostegia is a monotypic genus of plants in the family Polygonaceae. Its sole species is Centrostegia thurberi, known by the common names '''Thurber's spineflower and red triangles'''. It is a petite herb with a distinct red coloration native to the southwestern United States and northwestern Mexico.

Afrobrunnichia is a genus of plants in the family Polygonaceae with two species in West Africa.

species of plant

species of plant

Leptogonum is a monotypic genus of plants in the family Polygonaceae. It has a single species, Leptogonum domingense, a shrub or tree endemic to the island of Hispaniola.

Mucronea is a genus of plants in the family Polygonaceae with two species restricted to California. Known generally as spineflowers, they are closely related to genus Chorizanthe. They are annual herbs producing slender, erect, glandular stems from taproots. The leaves are located in a rosette around the base of the stem and wither quickly. The inflorescence is an open array of flowers, each blooming in an involucre of spiny bracts lined with awn-tipped teeth. The six-lobed flowers are white to pink.

Johanneshowellia is a genus of flowering plants belonging to the family Polygonaceae.

species of plant

Magoniella is a monotypic genus of flowering plants belonging to the family Polygonaceae. The only species is Magoniella obidensis. Its native range is Costa Rica, Venezuela to Brazil and Bolivia.

Sidotheca is a genus of flowering plants belonging to the family Polygonaceae.

species of plant

species of plant

species of plant

Acanthoscyphus is a monotypic genus in the family Polygonaceae that contains the single species Acanthoscyphus parishii, which is sometimes called '''Parish's oxytheca'''. This species is native and endemic to southern California.

species of plant

Enneatypus is a genus of flowering plants belonging to the family Polygonaceae.

Brunnichia is a genus of flowering plants in the family Polygonaceae. It includes a single species, Brunnichia ovata, commonly known as redvine, American buckwheat vine or '''ladies' eardrops''', a woody vine native to the central and southeastern United States.