Base of the Mesua ferrea flower having dropped most of the petals

Mesua ferrea seeds - Kunming Botanical Garden - DSC03235

Nagkesar oil is extracted from seeds of the nagkesar tree (''

Mesua ferrea ''Mesua ferrea'', the Ceylon ironwood, or cobra saffron, is a species in the family Calophyllaceae. This slow-growing tree is named after the heaviness and hardness of its timber. It is widely cultivated as an ornamental due to its graceful sha ...

'',

Hindi Hindi (Devanāgarī: or , ), or more precisely Modern Standard Hindi (Devanagari: ), is an Indo-Aryan language spoken chiefly in the Hindi Belt region encompassing parts of northern, central, eastern, and western India. Hindi has been de ...

: नागकेसर). It belongs to the

Calophyllaceae Calophyllaceae is a family of flowering plants in the order Malpighiales and is recognized by the APG III system of classification. Most of the 14 genera and 475 species included in this family were previously recognized in the tribe Calophy ...

family. It is an East Indian evergreen tree and is often planted as an ornamental for its fragrant white flowers that yield a

perfume Perfume (, ; french: parfum) is a mixture of fragrant essential oils or aroma compounds (fragrances), fixatives and solvents, usually in liquid form, used to give the human body, animals, food, objects, and living-spaces an agreeable scent. Th ...

. It is the source of

hardwood Hardwood is wood from dicot trees. These are usually found in broad-leaved temperate and tropical forests. In temperate and boreal latitudes they are mostly deciduous, but in tropics and subtropics mostly evergreen. Hardwood (which comes from ...

used for

railroad ties A railroad tie, crosstie (American English), railway tie (Canadian English) or railway sleeper (Australian and British English) is a rectangular support for the rails in railroad tracks. Generally laid perpendicular to the rails, ties transfer ...

. It is Sri Lanka's national tree.

Etymology

The generic name is after J. Mesue (777–857) and the specific epithet is from Latin, meaning 'belonging to iron', in reference to its famed and very hard, durable timber.

Common names

It is commonly known as Ceylon ironwood, cobra's saffron, Indian rose chestnut, ironwood tree, mesua, poached egg tree

Common names in India

− नाग चम्पा (Nag champa, नागकेसर( Nagkesar ) *

Urdu Urdu (;"Urdu"
''

Tamil Tamil may refer to: * Tamils, an ethnic group native to India and some other parts of Asia ** Sri Lankan Tamils, Tamil people native to Sri Lanka also called ilankai tamils **Tamil Malaysians, Tamil people native to Malaysia * Tamil language, nati ...

− Tadinangu, நாகப்பூ( nagappu), நாகேசுரம் (nakecuram) *

Marathi Marathi may refer to: *Marathi people, an Indo-Aryan ethnolinguistic group of Maharashtra, India *Marathi language, the Indo-Aryan language spoken by the Marathi people *Palaiosouda, also known as Marathi, a small island in Greece See also * * ...

− Thorlachampa, नागचंपा (nagchampa), नागकेशर (nagakeshara) *

Malayalam Malayalam (; , ) is a Dravidian language spoken in the Indian state of Kerala and the union territories of Lakshadweep and Puducherry (Mahé district) by the Malayali people. It is one of 22 scheduled languages of India. Malayalam was des ...

− (Vainavu, ചുരുളി (churuli *

Assam Assam (; ) is a state in northeastern India, south of the eastern Himalayas along the Brahmaputra and Barak River valleys. Assam covers an area of . The state is bordered by Bhutan and Arunachal Pradesh to the north; Nagaland and Manipur ...

− নোক্তে (Nokte ), নাহৰ (Nahor), নাগেশ্বৰ (Nageshwar) * Meitei− নাগেসৰ (Nageshor ) *

Telugu Telugu may refer to: * Telugu language, a major Dravidian language of India *Telugu people, an ethno-linguistic group of India * Telugu script, used to write the Telugu language ** Telugu (Unicode block), a block of Telugu characters in Unicode S ...

−నాగకేసరము (nagakesaramu) *

Sanskrit Sanskrit (; attributively , ; nominally , , ) is a classical language belonging to the Indo-Aryan branch of the Indo-European languages. It arose in South Asia after its predecessor languages had diffused there from the northwest in the late ...

नागकेशर (nagakesarah), नागपुष्प( nagapuspah) *

Kannada Kannada (; ಕನ್ನಡ, ), originally romanised Canarese, is a Dravidian language spoken predominantly by the people of Karnataka in southwestern India, with minorities in all neighbouring states. It has around 47 million native s ...

− ನಾಗ ಕೇಸರಿ( nagakesari), ನಾಗ ಸಮ್ಪಿಗೆ (nagasampige) *

Bengali Bengali or Bengalee, or Bengalese may refer to: *something of, from, or related to Bengal, a large region in South Asia * Bengalis, an ethnic and linguistic group of the region * Bengali language, the language they speak ** Bengali alphabet, the w ...

− নাগকেশর (nagkesar, পুন্নাগ (punnaga) *

Gujarati Gujarati may refer to: * something of, from, or related to Gujarat, a state of India * Gujarati people, the major ethnic group of Gujarat * Gujarati language, the Indo-Aryan language spoken by them * Gujarati languages, the Western Indo-Aryan sub- ...

− નાગચંપા( nagachampa) *

Kashmiri Kashmiri may refer to: * People or things related to the Kashmir Valley or the broader region of Kashmir * Kashmiris, an ethnic group native to the Kashmir Valley * Kashmiri language, their language People with the name * Kashmiri Saikia Baruah ...

− नागकेसर (nagkesarah)

Common name in other countries

*English− Ceylon ironwood, Cobra's saffron, Indian rose-chestnut, Iron-wood tree, Sembawang tree (Singapore) *Italian− Croco di cobra *German− Nagassamen *Arabic− Narae-kaisar *Russian− Indiiskoe zheleznoe derevo, Mezua zheleznaia, Mezuia zheleznaia, Nagakeshara (from Hindi), Zheleznoe derevo. *Burmese− Gungen, Kenga *Chinese- : Tie li mu, (Taiwan) *Japanese− Tagayasan *Thai- : Bhra na kaw, Bunnak (Boon naak), Ka ko (Karen), Gaa gaaw, Gam gaaw, Kam ko (Shan), Saan phee daawy, Saraphi doi (Chiang Mai)

Habitat

''M. ferrea'' reaches up to height.The tree is native to

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

, southern Nepal,

Burma Myanmar, ; UK pronunciations: US pronunciations incl. . Note: Wikipedia's IPA conventions require indicating /r/ even in British English although only some British English speakers pronounce r at the end of syllables. As John Wells explai ...

Thailand Thailand ( ), historically known as Siam () and officially the Kingdom of Thailand, is a country in Southeast Asia, located at the centre of the Indochinese Peninsula, spanning , with a population of almost 70 million. The country is bo ...

, Indochina, the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

Malaysia Malaysia ( ; ) is a country in Southeast Asia. The federation, federal constitutional monarchy consists of States and federal territories of Malaysia, thirteen states and three federal territories, separated by the South China Sea into two r ...

and

Sumatra Sumatra is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the sixth-largest island in the world at 473,481 km2 (182,812 mi.2), not including adjacent i ...

, where it grows in evergreen forests, especially in river valleys. In the Himalayas and India the tree can grow at altitudes up to and in Sri Lanka up to . It is the only

ironwood Ironwood is a common name for many woods or plants that have a reputation for hardness, or specifically a wood density that is heavier than water (approximately 1000 kg/m3, or 62 pounds per cubic foot), although usage of the name ironwood in E ...

forest in the dry zone with wet zone vegetation.

Morphology

Tree

''M. ferrea'' is a small to medium-size

evergreen In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, which ...

It grows up to tall, often buttressed at the base with a

trunk Trunk may refer to: Biology * Trunk (anatomy), synonym for torso * Trunk (botany), a tree's central superstructure * Trunk of corpus callosum, in neuroanatomy * Elephant trunk, the proboscis of an elephant Computing * Trunk (software), in rev ...

up to in

diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. It can also be defined as the longest chord of the circle. Both definitions are also valid for ...

. It has simple, narrow,

oblong An oblong is a non-square rectangle. Oblong may also refer to: Places * Oblong, Illinois, a village in the United States * Oblong Township, Crawford County, Illinois, United States * A strip of land on the New York-Connecticut border in the Unit ...

, dark green

leaves A leaf (plural, : leaves) is any of the principal appendages of a vascular plant plant stem, stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", wh ...

long, with a whitish underside. The emerging young leaves are red to yellowish

pink Pink is the color of a namesake flower that is a pale tint of red. It was first used as a color name in the late 17th century. According to surveys in Europe and the United States, pink is the color most often associated with charm, politeness, ...

and droop. The

wood Wood is a porous and fibrous structural tissue found in the stems and roots of trees and other woody plants. It is an organic materiala natural composite of cellulose fibers that are strong in tension and embedded in a matrix of lignin th ...

is hard, heavy and strong at about . Its density is 1.12 ton/m³.

Flowers

Its flowers are terminal or axillary,

bisexual Bisexuality is a romantic or sexual attraction or behavior toward both males and females, or to more than one gender. It may also be defined to include romantic or sexual attraction to people regardless of their sex or gender identity, whi ...

, solitary or in an up to nine-flowered open

panicle A panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit) be pedicellate (having a single stem per flower). The branches of a panicle are of ...

pedicel Pedicle or pedicel may refer to: Human anatomy *Pedicle of vertebral arch, the segment between the transverse process and the vertebral body, and is often used as a radiographic marker and entry point in vertebroplasty and kyphoplasty procedures ...

with small paired

bracts In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves. They may be smaller, larger, or of ...

. It has four

decussate Decussation is used in biological contexts to describe a crossing (due to the shape of the Roman numeral for ten, an uppercase 'X' (), ). In Latin anatomical terms, the form is used, e.g. . Similarly, the anatomical term chiasma is named aft ...

sepals A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 The term ''sepalum'' was coined b ...

sub-orbicular, persistent and variously enlarged and thickened in fruit.

Stamens The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filame ...

are numerous, free or connate only at the base,

ovary The ovary is an organ in the female reproductive system that produces an ovum. When released, this travels down the fallopian tube into the uterus, where it may become fertilized by a sperm. There is an ovary () found on each side of the body. ...

superior (1-2 celled) each cell with one to two axillary

ovules In seed plants, the ovule is the structure that gives rise to and contains the female reproductive cells. It consists of three parts: the ''integument'', forming its outer layer, the ''nucellus'' (or remnant of the megasporangium), and the fe ...

. They are slender with a

peltate The following is a list of terms which are used to describe leaf morphology in the description and taxonomy of plants. Leaves may be simple (a single leaf blade or lamina) or compound (with several leaflets). The edge of the leaf may be regular o ...

to four-lobed stigma. The flowers are diameter, with four white

petals Petals are modified leaves that surround the reproductive parts of flowers. They are often brightly colored or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''corolla''. Petals are usually ...

. The flowers are used to make an

incense Incense is aromatic biotic material that releases fragrant smoke when burnt. The term is used for either the material or the aroma. Incense is used for aesthetic reasons, religious worship, aromatherapy, meditation, and ceremony. It may also be ...

and to stuff

pillows A pillow is a support of the body at rest for comfort, therapy, or decoration. Pillows are used in different variations by many species, including Human, humans. Some types of pillows include throw pillows, body pillows, decorative pillows, ...

Fruits

The fruit is a capsule, usually globule, often beaked, thinly woody, usually dehiscing with two to four valves before falling, often exuding resinous droplets. One fruit contains one to four seeds. Fruits are reddish, conical hard and ovoid. The fruit diameter is 3.0" and nearly woody. Fruits are ovoid, long with persistent calyx. The seeds are dark brown fleshy oily

cotyledons A cotyledon (; ; ; , gen. (), ) is a significant part of the embryo within the seed of a plant, and is defined as "the embryonic leaf in seed-bearing plants, one or more of which are the first to appear from a germinating seed." The numb ...

. Fruits weigh from each.SEA HandBook-2009, By The Solvent Extractors' Association of India

Seeds

The fruit contains one round or three conical brown, shiny, seeds consisting of the kernel (cotyledons, 36.6%) within a fibrous outer cover (50% seed) and brittle shell (13.4%). ''M. ferrea'' seeds contained

lipid Lipids are a broad group of naturally-occurring molecules which includes fats, waxes, sterols, fat-soluble vitamins (such as vitamins A, D, E and K), monoglycerides, diglycerides, phospholipids, and others. The functions of lipids include ...

s (66.91-70.23 g %), moisture (4.02-5.05 g %), ash (1.46-1.50 g %), total protein (6.99-7.19 g %), water-soluble protein (2.98-3.11 g %), starch (5.51-5.85 g %), crude fiber (1.22-1.98 g %), carbohydrate (15.88-18.68 g %). The energy value is 700.55-724.15 kcal/100 g.

Physical properties and composition

The major fatty acids in nagkesar oil are

oleic acid Oleic acid is a fatty acid that occurs naturally in various animal and vegetable fats and oils. It is an odorless, colorless oil, although commercial samples may be yellowish. In chemical terms, oleic acid is classified as a monounsaturated omega ...

linoleic acid Linoleic acid (LA) is an organic compound with the formula COOH(CH2)7CH=CHCH2CH=CH(CH2)4CH3. Both alkene groups are cis-trans isomerism, ''cis''. It is a fatty acid sometimes denoted 18:2 (n-6) or 18:2 ''cis''-9,12. A linoleate is a salt (chem ...

stearic acid Stearic acid ( , ) is a saturated fatty acid with an 18-carbon chain. The IUPAC name is octadecanoic acid. It is a waxy solid and its chemical formula is C17H35CO2H. Its name comes from the Greek word στέαρ "''stéar''", which means tallow. ...

, and

palmitic acid Palmitic acid (hexadecanoic acid in IUPAC nomenclature) is a fatty acid with a 16-carbon chain. It is the most common saturated fatty acid found in animals, plants and microorganisms.Gunstone, F. D., John L. Harwood, and Albert J. Dijkstra. The Li ...

Polyphenols Polyphenols () are a large family of naturally occurring organic compounds characterized by multiples of phenol units. They are abundant in plants and structurally diverse. Polyphenols include flavonoids, tannic acid, and ellagitannin, some of ...

and volatiles can contribute an unpleasant odour. These include the 4-phenyl

coumarins Coumarin () or 2''H''-chromen-2-one is an aromatic organic chemical compound with formula . Its molecule can be described as a benzene molecule with two adjacent hydrogen atoms replaced by a lactone-like chain , forming a second six-membered h ...

mesuol, mammeisin, mesuagin and mammeigin.

References

{{Non-timber forest products, state=expanded Vegetable oils