'' Strombocarpa strombulifera'' (formerli ''Prosopis strombulifera'') is a species of
mesquite
Mesquite is a common name for some plants in the genera ''Neltuma'' and '' Strombocarpa'', which contain over 50 species of spiny, deep-rooted leguminous shrubs and small trees. They are native to dry areas in the Americas. Until 2022, these ge ...
or ''
algarrobo'', a
shrub
A shrub or bush is a small to medium-sized perennial woody plant. Unlike herbaceous plants, shrubs have persistent woody stems above the ground. Shrubs can be either deciduous or evergreen. They are distinguished from trees by their multiple ...
in the
legume family. It is known by the
English common names Argentine screwbean and creeping screwbean and the
Spanish
Spanish might refer to:
* Items from or related to Spain:
**Spaniards are a nation and ethnic group indigenous to Spain
**Spanish language, spoken in Spain and many countries in the Americas
**Spanish cuisine
**Spanish history
**Spanish culture
...
common name ''retortuño''.
[CDFA EncycloWeedia]
California Department of Food and Agriculture
The California Department of Food and Agriculture (CDFA) is a Cabinet (government), cabinet-level agency in the government of California. Established in 1919 by the California State Legislature and signed into law by Governor William Stephens (Am ...
This shrub is native to
Argentina
Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...
, where it grows in arid and
saline soils. It became well known in
California
California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
after it was
introduced to
Imperial County
Imperial County is a county located on the southeast border of the U.S. state of California. As of the 2020 census, the population was 179,702, ranking as the least populous county in Southern California. The county seat and largest city is ...
and took hold in the wild, growing as an
invasive noxious weed.
[ The plant grows from a network of long, spreading roots and may grow to three meters in height. Many plants may grow together in an area, forming a monotypic stand. The shrub has waxy-textured leaves made up of a pair of leaflets which are each divided into several pairs of secondary leaflets each up to a centimeter long. Whitish spines up to 2 cm long appear near the leaf bases. The ]inflorescence
In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...
is a spherical head of many very narrow tubelike yellow flowers, the head measuring about 1.5 cm wide. The fruit is a bright yellow seed pod coiled tightly into a cylindrical stick up to 5 cm long. It contains several greenish seeds, each about 0.5 cm long.
References
External links
Jepson Manual TreatmentUSDA Plants ProfilePhoto gallery
Mimosoids
Flora of Argentina
{{Mimosoideae-stub