What is the meaning of aromatic plants?
What is the meaning of aromatic plants?
Aromatic plants are those that contain aromatic compounds – basically essential oils that are volatile at room temperature. These essential oils are odorous, volatile, hydrophobic and highly concentrated compounds. They can be obtained from flowers, buds, seeds, leaves, twigs, bark, wood, fruits and roots .
Which is example of aromatic plant?
Thyme. It is found, mostly, on dry hillsides exposed to the sun, on clayey lands and stony ground. Thyme is an aromatic medicinal plant. Formerly the Romans used it in the kitchen to perfume wines and cheeses, now they are known a lot of extraordinary properties for both health and beauty.
What do you mean by medicinal and aromatic plants?
Abstract. Medicinal and aromatic plants contain the chemical constituents first used by humans as medicines for healing, as flavoring agents for food and drink, and as mental stimulants for mystic interactions with super natural gods.
What is the function of Epigeal cotyledons?
Epigeal cotyledons are cotyledons that emerge from the ground while the stem is growing after germination. These cotyledons provide nutrients to the developing embryo and become photosynthetic once they emerge from the ground.
Why are plants aromatic?
Aromatic plants are those that have volatile oils in their leaves and stems. When brushed against or their foliage is bent or crushed, the scents are released. These types of plants are often cultivated for their essential oils.
What is the importance of aromatic plants?
Aromatic plants are mainly exploited for essential oil extraction for applications in industries, for example, in cosmetics, flavoring and fragrance, spices, pesticides, repellents and herbal beverages.
How many aromatic plants are there?
Out of a total of about 1500 species of aromatic plants known, only a little over 500 species have been studied in some detail.
What is aromatic plants PDF?
Aromatic plants possess odorous volatile substances which occur as essential oil, gum exudate, balsam. and oleoresin in one or more parts, namely, root, wood, bark, stem, foliage, flower and fruit. The. characteristic aroma is due to a variety of complex chemical compounds.
What is importance of medicinal and aromatic plants?
The magical compound of medicinal and aromatic plants keeps saving human until present, such as medicine, food, healing, and recreation. One of the huge benefits from medicinal and aromatic plants was to overcome many difficult illnesses, such as contagious disease, cancer, and AIDS/HIV.
What is hypogeal and epigeal?
Epigeal germination refers to the germination of a plant that takes place above the ground while hypogeal germination refers to the germination of a plant that takes place below the ground.
What are epigeal plants?
Epigeal germination (Ancient Greek ἐπίγαιος [epígaios] ‘above ground’, from ἐπί [epí] ‘on’ and γῆ [gê] ‘earth, ground’) is a botanical term indicating that the germination of a plant takes place above the ground. An example of a plant with epigeal germination is the common bean (Phaseolus vulgaris).
What is the meaning of aromatic leaves?
An aromatic plant or food has a strong, pleasant smell of herbs or spices. an evergreen shrub with deep green, aromatic leaves.
What is economic importance of aromatic plants?
Aromatic plants provide products with are extensively used as spices, flavouring agents and in perfumes and medicine. In addition, they also provide raw materials for the production of many important industrial chemicals. The spices and essential oil industry traditionally was only a cottage industry in India.
Why are aromatic plants important?
Aromatic plants provide essential oil which is extracted for various applications in industries. For example, the extracts of these aromatic plants are used in cosmetics for flavouring and fragrance purposes. Likewise, these plants are of great utility in spices, pesticides and repellents making.
What does the word hypogeal mean?
Definition of hypogeal 1 : growing or living below the surface of the ground. 2 of a cotyledon : remaining below the ground while the epicotyl elongates.
What does the word epigeal mean?
Definition of epigeal 1 of a cotyledon : forced above ground by elongation of the hypocotyl. 2 : marked by the production of epigeal cotyledons epigeal germination. 3 : living on or near the surface of the ground also : relating to or being the environment near the surface of the ground.
How do you describe aromatic?
Aromatic – perfumed, fragrant, scented, sweet smelling, pungent, usually pleasing – it is not odorless and unscented.
Why are aromatics called aromatics?
They are known as aromatic due to their pleasant smell. Aromatic compounds are broadly divided into two categories: benzenoids (one containing benzene ring) and non-benzenoids (those not containing a benzene ring) for example, furan.
How medicinal and aromatic plants help human society?
What is the importance and scope of medicinal and aromatic plants?
Medicinal and Aromatic plants form a numerically large group of economically important plants which provide basic raw materials for medicines, perfumes, flavors and cosmetics.