''Rumex occidentalis'' is a

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

species belonging to the family

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 ...

. Commonly known as western dock, ''Rumex occidentalis'' can be found in parts of Western North America.

Description

Western dock is considered a

perennial plant A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

as a result of its annual flowering and lifetime. Adult plants can reach upwards of 180 cm (6ft). Its leaves are partially persistent at maturity and hold a triangular, blade-like appearance with a truncate base. The stems are typically erect with pedicels no more than 3 times as long as the inner tepals. Its

achenes An achene (; ), also sometimes called akene and occasionally achenium or achenocarp, is a type of simple dry fruit produced by many species of flowering plants. Achenes are monocarpellate (formed from one carpel) and indehiscent (they do not ope ...

are reddish brown and its flowers grow in whorls of 12-25.

Distribution

Western dock is native to North America and can be found in Western states such as California, Nevada, and Idaho. It has also been found historically in Washington state. https://www.idigbio.org/portal/records/2a70fabb-d315-4a67-91ff-278f17492c2a It typically flowers during the late spring and summer months. Western docks need moist environments to thrive and are typically found in

marshes A marsh is a wetland that is dominated by herbaceous rather than woody plant species.Keddy, P.A. 2010. Wetland Ecology: Principles and Conservation (2nd edition). Cambridge University Press, Cambridge, UK. 497 p Marshes can often be found at ...

bogs A bog or bogland is a wetland that accumulates peat as a deposit of dead plant materials often mosses, typically sphagnum moss. It is one of the four main Wetland#Types, types of wetlands. Other names for bogs include mire, mosses, quagmire, ...

wet meadows A wet meadow is a type of wetland with soils that are saturated for part or all of the growing season. Debate exists whether a wet meadow is a type of marsh or a completely separate type of wetland. Wet prairies and wet savannas are hydrologically ...

, and other shallow water habitats.

Uses

Western dock holds both nutritional and medicinal values. Medicinally, its leaves are used in herbal sweat baths to treat

rheumatic Rheumatology (Greek ''ῥεῦμα'', ''rheûma'', flowing current) is a branch of medicine devoted to the diagnosis and management of disorders whose common feature is inflammation in the bones, muscles, joints, and internal organs. Rheumatolog ...

pains. The leaves can also be poulticed into a root paste and used to treat open wounds, cuts, and boils. Nutritionally, the leaves, stems, and seeds are all edible. The young leaves of the western dock are cooked and used similarly to spinach. The stems are also cooked but used as

rhubarb Rhubarb is the fleshy, edible stalks ( petioles) of species and hybrids (culinary rhubarb) of ''Rheum'' in the family Polygonaceae, which are cooked and used for food. The whole plant – a herbaceous perennial growing from short, thick rhizo ...

. The seeds can be consumed raw or cooked and are typically ground into a powder for seasoning or

gruel Gruel is a food consisting of some type of cereal—such as ground oats, wheat, rye, or rice—heated or boiled in water or milk. It is a thinner version of porridge that may be more often drunk rather than eaten. Historically, gruel has been a ...

. Consuming western dock in large amounts or uncooked is not advised due to the possibly high

oxalic acid Oxalic acid is an organic acid with the systematic name ethanedioic acid and formula . It is the simplest dicarboxylic acid. It is a white crystalline solid that forms a colorless solution in water. Its name comes from the fact that early inve ...

levels present in the leaves.

References

External links

* * * * * {{Taxonbar, from=Q15602394 ocidentalis Flora of North America