''Aeschynomene aspera'' is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

in the family

Fabaceae Fabaceae () or Leguminosae,International Code of Nomen ...

. It is also known by the names sola (''Odia'' ସୋଲ), shola (''Bengali'' শোলা) sola pith plant, pith plant, laugauni (

Hindi Modern Standard Hindi (, ), commonly referred to as Hindi, is the Standard language, standardised variety of the Hindustani language written in the Devanagari script. It is an official language of India, official language of the Government ...

), Bendu-chettu ( Telugu), ponguchedi (

Malayalam Malayalam (; , ) is a Dravidian languages, Dravidian language spoken in the Indian state of Kerala and the union territories of Lakshadweep and Puducherry (union territory), Puducherry (Mahé district) by the Malayali people. It is one of ...

) or Netti (

Tamil Tamil may refer to: People, culture and language * Tamils, an ethno-linguistic group native to India, Sri Lanka, and some other parts of Asia **Sri Lankan Tamils, Tamil people native to Sri Lanka ** Myanmar or Burmese Tamils, Tamil people of Ind ...

). The low density wood of this plant is used to make hats known as

pith helmet The pith helmet, also known as the safari helmet, salacot, sola topee, sun helmet, topee, and topi is a lightweight cloth-covered helmet made of sholapith. The pith helmet originates from the Spanish Empire, Spanish military adaptation of the nat ...

s or sola topis. It is native to

Bangladesh Bangladesh, officially the People's Republic of Bangladesh, is a country in South Asia. It is the List of countries and dependencies by population, eighth-most populous country in the world and among the List of countries and dependencies by ...

Bhutan Bhutan, officially the Kingdom of Bhutan, is a landlocked country in South Asia, in the Eastern Himalayas between China to the north and northwest and India to the south and southeast. With a population of over 727,145 and a territory of , ...

Cambodia Cambodia, officially the Kingdom of Cambodia, is a country in Southeast Asia on the Mainland Southeast Asia, Indochinese Peninsula. It is bordered by Thailand to the northwest, Laos to the north, and Vietnam to the east, and has a coastline ...

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...

Laos Laos, officially the Lao People's Democratic Republic (LPDR), is the only landlocked country in Southeast Asia. It is bordered by Myanmar and China to the northwest, Vietnam to the east, Cambodia to the southeast, and Thailand to the west and ...

Malaysia Malaysia is a country in Southeast Asia. Featuring the Tanjung Piai, southernmost point of continental Eurasia, it is a federation, federal constitutional monarchy consisting of States and federal territories of Malaysia, 13 states and thre ...

Myanmar Myanmar, officially the Republic of the Union of Myanmar; and also referred to as Burma (the official English name until 1989), is a country in northwest Southeast Asia. It is the largest country by area in Mainland Southeast Asia and has ...

Nepal Nepal, officially the Federal Democratic Republic of Nepal, is a landlocked country in South Asia. It is mainly situated in the Himalayas, but also includes parts of the Indo-Gangetic Plain. It borders the Tibet Autonomous Region of China Ch ...

Pakistan Pakistan, officially the Islamic Republic of Pakistan, is a country in South Asia. It is the List of countries and dependencies by population, fifth-most populous country, with a population of over 241.5 million, having the Islam by country# ...

Sri Lanka Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka, also known historically as Ceylon, is an island country in South Asia. It lies in the Indian Ocean, southwest of the Bay of Bengal, separated from the Indian subcontinent, ...

Thailand Thailand, officially the Kingdom of Thailand and historically known as Siam (the official name until 1939), is a country in Southeast Asia on the Mainland Southeast Asia, Indochinese Peninsula. With a population of almost 66 million, it spa ...

, and

Vietnam Vietnam, officially the Socialist Republic of Vietnam (SRV), is a country at the eastern edge of mainland Southeast Asia, with an area of about and a population of over 100 million, making it the world's List of countries and depende ...

. It is an

aquatic plant Aquatic plants, also referred to as hydrophytes, are vascular plants and Non-vascular plant, non-vascular plants that have adapted to live in aquatic ecosystem, aquatic environments (marine ecosystem, saltwater or freshwater ecosystem, freshwater ...

and is considered a minor

weed A weed is a plant considered undesirable in a particular situation, growing where it conflicts with human preferences, needs, or goals.Harlan, J. R., & deWet, J. M. (1965). Some thoughts about weeds. ''Economic botany'', ''19''(1), 16-24. Pla ...

of rice paddies across its range.

Used part

From the biological viewpoint, the used part is the wood of the stem; the plant's name presumably comes from the similarity of its spongy wood to the soft

pith Pith, or medulla, is a tissue in the stems of vascular plants. Pith is composed of soft, spongy parenchyma cells, which in some cases can store starch. In eudicotyledons, pith is located in the center of the stem. In monocotyledons, it ex ...

of harder woody plants. ''Aeschynomene'' spp. wood is one of the lightest woods in the world. Aeschynomene woods feel like pieces of

expanded polystyrene Polystyrene (PS) is a synthetic polymer made from monomers of the aromatic hydrocarbon styrene. Polystyrene can be solid or foamed. General-purpose polystyrene is clear, hard, and brittle. It is an inexpensive resin per unit weight. It is a ...

or even lighter, and have a corky texture. They are bright white to off-white (white with a slight reddish or yellowish tinge) in color. This corky material is used to make some traditional Indian crafts and artworks, and also decorative objects for worship, etc. The young leaves and flowers are eaten in salads during times of famine in Cambodia, where the plant is known as ''snaô 'âm'bâhs'' (''snaô''="edible flowers", âm'bâhs''="filamentous",

Khmer language Khmer ( ; , Romanization of Khmer#UNGEGN, UNGEGN: ) is an Austroasiatic language spoken natively by the Khmer people. This language is an official language and national language of Cambodia. The language is also widely spoken by Khmer people i ...

). In local medicine in Cambodia, it is used to treat uterine bleeding.

Gallery

File:Craft sholapith.jpg, craftwork of shola File:Bagbazzar sarbojonin'14.JPG, traditional ornaments of goddess-idol made with shola-base

References

* * *

aspera Aspera may refer to: Music * Aspera (band), an American indie rock band * ''(a)spera'', a 2009 album by Mirah * Above Symmetry, a Norwegian progressive metal band originally known as Aspera * "Aspera", the lead track from ''We Will Become Like Bir ...

Plants described in 1753 Taxa named by Carl Linnaeus {{Dalbergieae-stub

Used part

Gallery

See also

References