''Aesculus indica'', commonly known as the Indian horse-chestnut
or Himalayan horse chestnut, is a
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of
deciduous
In the fields of horticulture and Botany, the term ''deciduous'' () means "falling off at maturity" and "tending to fall off", in reference to trees and shrubs that seasonally shed leaves, usually in the autumn; to the shedding of petals, aft ...
broad-leaved tree
A broad-leaved, broad-leaf, or broadleaf tree is any tree within the diverse botanical group of angiosperms that has flat leaves and produces seeds inside of fruits. It is one of two general types of trees, the other being a conifer, a tree with ne ...
in the
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
Sapindaceae.
Description
''Aesculus indica'' is an attractive tree growing to with a spread of about . It is hardy to , USDA zones 7–9.
[Aesculus indica Fact Sheet ST-63 http://hort.ufl.edu/database/documents/pdf/tree_fact_sheets/aesinda.pdf] It is in flower from June to July, and the seeds ripen in October. The flowers are
hermaphroditic
In reproductive biology, a hermaphrodite () is an organism that has both kinds of reproductive organs and can produce both gametes associated with male and female sexes.
Many taxonomic groups of animals (mostly invertebrates) do not have separ ...
and with plentiful white blossoms during May and June pollinated by bees. Its large leaves long by wide are also ornamental and the mature tree forms a beautiful round canopy.
Distribution
It is common along the Himalayan Lowlands, between Kashmir and Western Nepal at elevations between 900 and 3,000 metres.
[Indian Journal of Traditional Knowledge. Vol. 8(2), April 2009, pp. 285-286. Ethnobotany of Indian horse chestnut (Aesculus indica) in Mandi district, http://nopr.niscair.res.in/bitstream/123456789/3963/1/IJTK%208(2)%20285-286.pdf] In the British Isles it is popular in many parks and estates where it was introduced in the mid-19th century. It is also found in many parts of the US.
[ The commercial collection of its seeds for flour production seems to have impacted on the natural distribution of this species.
]
Uses
Its leaves are used as cattle fodder in parts of Northern India. Its seeds are dried and ground into a bitter flour, called ''tattawakher''. The bitterness is caused by saponin
Saponins (Latin "sapon", soap + "-in", one of), also selectively referred to as triterpene glycosides, are bitter-tasting usually toxic plant-derived organic chemicals that have a foamy quality when agitated in water. They are widely distributed ...
s, which are rinsed out by thoroughly washing the flour during its preparation. The flour is often mixed with wheat flour to make chapatis[Plants and people of Nepal, By N. P. Manandhar, Sanjay Manandhar, Pg. 76] and also to make a halwa
Halva (also halvah, halwa, and other spellings, Persian : حلوا) is a type of confectionery originating from Persia and widely spread throughout the Middle East. The name is used for a broad variety of recipes, generally a thick paste made f ...
(Indian sweetmeat) and sometimes is served as a ''dalia,'' (a type of porridge
Porridge is a food made by heating or boiling ground, crushed or chopped starchy plants, typically grain, in milk or water. It is often cooked or served with added flavourings such as sugar, honey, (dried) fruit or syrup to make a sweet cereal, ...
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 ...
) during fasting periods.
It is used in traditional Indian medicine, for the treatment of some skin diseases, rheumatism, as an astringent, acrid and narcotic, and in the relief of headaches.[
Its large leaves and flowers make it suitable for use as large-sized bonsai.]
In the UK, the cultivar ‘Sydney Pearce’’ has gained the Royal Horticultural Society
The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity.
The RHS promotes horticulture through its five gardens at Wisley (Surrey), Hyde Hall (Essex), Harlow Carr (Nort ...
’s Award of Garden Merit
The Award of Garden Merit (AGM) is a long-established annual award for plants by the British Royal Horticultural Society (RHS). It is based on assessment of the plants' performance under UK growing conditions.
History
The Award of Garden Merit ...
.
References
External links
{{Taxonbar, from=Q573132
indica
Plants used in bonsai
Flora of Afghanistan
Flora of the Indian subcontinent
Medicinal plants of Asia
Ornamental trees
Garden plants of Europe