''Asparagus racemosus'' (satavar, shatavari, or shatamull, shatawari) is a species of

asparagus Asparagus (''Asparagus officinalis'') is a perennial flowering plant species in the genus ''Asparagus (genus), Asparagus'' native to Eurasia. Widely cultivated as a vegetable crop, its young shoots are used as a spring vegetable. Description ...

native from

Africa Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surfac ...

through southern Asia, including the

Indian subcontinent The Indian subcontinent is a physiographic region of Asia below the Himalayas which projects into the Indian Ocean between the Bay of Bengal to the east and the Arabian Sea to the west. It is now divided between Bangladesh, India, and Pakista ...

, to northern

Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...

. It grows tall and prefers to take root in gravelly, rocky soils high up in

piedmont Piedmont ( ; ; ) is one of the 20 regions of Italy, located in the northwest Italy, Northwest of the country. It borders the Liguria region to the south, the Lombardy and Emilia-Romagna regions to the east, and the Aosta Valley region to the ...

plains, at elevation. It was botanically described in 1799. Because of its multiple uses, the demand for ''Asparagus racemosus'' is constantly on the rise. Due to destructive harvesting, combined with

habitat destruction Habitat destruction (also termed habitat loss or habitat reduction) occurs when a natural habitat is no longer able to support its native species. The organisms once living there have either moved elsewhere, or are dead, leading to a decrease ...

, and

deforestation Deforestation or forest clearance is the removal and destruction of a forest or stand of trees from land that is then converted to non-forest use. Deforestation can involve conversion of forest land to farms, ranches, or urban use. Ab ...

, the plant is now considered "endangered" in its natural habitat.

Description

''Asparagus racemosus'' is a climber having stems up to 4 m long. Its roots are both fibrous and tuberous. Shatavari has small pine-needle-like

phylloclade Phylloclades and cladodes are flattened, photosynthetic shoots, which are usually considered to be modified branches. The two terms are used either differently or interchangeably by different authors. '' Phyllocladus'', a genus of conifer, is na ...

s (photosynthetic branches) that are uniform and shiny green. In July, it produces minute, white

flower Flowers, also known as blooms and blossoms, are the reproductive structures of flowering plants ( angiosperms). Typically, they are structured in four circular levels, called whorls, around the end of a stalk. These whorls include: calyx, m ...

s on short, spiky

stem Stem or STEM most commonly refers to: * Plant stem, a structural axis of a vascular plant * Stem group * Science, technology, engineering, and mathematics Stem or STEM can also refer to: Language and writing * Word stem, part of a word respon ...

s, and in September it

fruit In botany, a fruit is the seed-bearing structure in flowering plants (angiosperms) that is formed from the ovary after flowering. Fruits are the means by which angiosperms disseminate their seeds. Edible fruits in particular have long propaga ...

s, producing blackish-purple, globular

berries A berry is a small, pulpy, and often edible fruit. Typically, berries are juicy, rounded, brightly colored, sweet, sour or tart, and do not have a stone fruit, stone or pit (fruit), pit although many wikt:pip#Etymology 2, pips or seeds may be p ...

. It has an adventitious root system with tuberous roots that measure about one metre in length, tapering at both ends, with roughly a hundred on each plant.

Uses

Shatavari is used in Indian traditional medicine. Despite its long history of use in Ayurveda, no high-quality clinical evidence exists to support using shatavari as a therapy for any disease. Studies of its effects on

lactation Lactation describes the secretion of milk from the mammary glands and the period of time that a mother lactates to feed her young. The process naturally occurs with all sexually mature female mammals, although it may predate mammals. The process ...

have shown mixed results. Its safety has not been well-studied, with two small trials finding no

adverse effect An adverse effect is an undesired harmful effect resulting from a medication or other intervention, such as surgery. An adverse effect may be termed a "side effect", when judged to be secondary to a main or therapeutic effect. The term compli ...

s in mothers or their babies. Constituents of shatavari include steroidal

saponin Saponins (Latin ''sapon'', 'soap' + ''-in'', 'one of') are bitter-tasting, usually toxic plant-derived secondary metabolites. They are organic chemicals that become foamy when agitated in water and have high molecular weight. They are present ...

mucilage Mucilage is a thick gluey substance produced by nearly all plants and some microorganisms. These microorganisms include protists which use it for their locomotion, with the direction of their movement always opposite to that of the secretion of ...

, and

alkaloid Alkaloids are a broad class of natural product, naturally occurring organic compounds that contain at least one nitrogen atom. Some synthetic compounds of similar structure may also be termed alkaloids. Alkaloids are produced by a large varie ...

Australian Aboriginal uses

The roots of ''Asparagus racemosus'' are boiled and give a liquid used as an external wash to treat colds and other sicknesses, by the Aboriginal people of the

Moyle River The Moyle River is a river in the Northern Territory, Australia. Course The river rises on a plateau area near the Wingate Mountains and flows in a north westerly direction through mostly uninhabited country through a narrow valley then across t ...

area in the

Northern Territory The Northern Territory (abbreviated as NT; known formally as the Northern Territory of Australia and informally as the Territory) is an states and territories of Australia, Australian internal territory in the central and central-northern regi ...

. (The Ngan'gi name for the plant is yerrwuwu.)

Chemical constituents

Asparagamine A, a polycyclic

was isolated from the dried roots and subsequently synthesized to allow for the construction of analogs.

Steroid A steroid is an organic compound with four fused compound, fused rings (designated A, B, C, and D) arranged in a specific molecular configuration. Steroids have two principal biological functions: as important components of cell membranes t ...

s, shatavaroside A, shatavaroside B, filiasparoside C, shatavarins, immunoside, and schidigerasaponin D5 (or asparanin A) were isolated from the roots of ''Asparagus racemosus''. Also known is the

isoflavone Isoflavones are a type of naturally-occurring isoflavonoids, many of which act as phytoestrogens in mammals. Isoflavones occur in many plant species, but are especially high in soybeans. Although isoflavones and closely-related phytoestrogens ar ...

8-methoxy-5,6,4'-trihydroxyisoflavone 7-''O''-β-D-glucopyranoside.

References

External links