''Rorippa curvisiliqua'' is a species of

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 ...

in the family

Brassicaceae Brassicaceae () or (the older) Cruciferae () is a medium-sized and economically important family of flowering plants commonly known as the mustards, the crucifers, or the cabbage family. Most are herbaceous plants, while some are shrubs. The le ...

known by the common name curvepod yellowcress. It is native to western North America from

Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U.S., ...

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

Wyoming Wyoming () is a U.S. state, state in the Mountain states, Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the south ...

. It is also native to the northwest part of Mexico. It can be found in various types of moist and wet habitat, including lakeshores and riverbanks, meadows, roadsides, and

mudflat Mudflats or mud flats, also known as tidal flats or, in Ireland, slob or slobs, are coastal wetlands that form in intertidal areas where sediments have been deposited by tides or rivers. A global analysis published in 2019 suggested that tidal fl ...

Description

''Rorippa curvisiliqua'' is an

annual Annual may refer to: * Annual publication, periodical publications appearing regularly once per year **Yearbook ** Literary annual * Annual plant * Annual report * Annual giving * Annual, Morocco, a settlement in northeastern Morocco * Annuals (b ...

biennial Biennial means (an event) lasting for two years or occurring every two years. The related term biennium is used in reference to a period of two years. In particular, it can refer to: * Biennial plant, a plant which blooms in its second year and th ...

herb In general use, herbs are a widely distributed and widespread group of plants, excluding vegetables and other plants consumed for macronutrients, with savory or aromatic properties that are used for flavoring and garnishing food, for medicinal ...

which can be quite variable in appearance. It produces prostrate to erect stems up to half a meter long. The leaves are up to 7 centimeters long and have blades which may be smooth-edged or divided into lobes of varying shapes. The

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...

is an elongated

raceme A raceme ( or ) or racemoid is an unbranched, indeterminate type of inflorescence bearing flowers having short floral stalks along the shoots that bear the flowers. The oldest flowers grow close to the base and new flowers are produced as the s ...

occupying the top portion of the stem containing many tiny yellow flowers just a few millimeters long. The fruit is a

silique A silique or siliqua (plural ''siliques'' or ''siliquae'') is a type of fruit (seed capsule) having two fused carpels with the length being more than three times the width. When the length is less than three times the width of the dried fruit i ...

which is variable in size and shape but generally contains many minute seeds. This species has been divided into a number of varieties, but some authorities doubt that this division is valid or useful.

References

External links

Jepson Manual Treatment of ''Rorippa curvisiliqua''USDA Plants Profile for ''Rorippa curvisiliqua''''Rorippa curvisiliqua'' — U.C. Photo gallery
* {{Taxonbar, from=Q7366833 curvisiliqua Flora of Alaska Flora of British Columbia Flora of California Flora of Idaho Flora of Montana Flora of Nevada Flora of Oregon Flora of Wyoming Flora of the Cascade Range Flora of the Klamath Mountains Flora of the Sierra Nevada (United States) Flora of the West Coast of the United States Natural history of the California chaparral and woodlands Natural history of the California Coast Ranges Natural history of the Central Valley (California) Natural history of the Santa Monica Mountains Natural history of the Transverse Ranges Flora without expected TNC conservation status