Question

Name a tree leaves of which have commercial value

Answer 1

Madhuca longifolia, commonly known as mahwa or mahua, is an Indian tropical tree found largely in the central and north Indian plains and forests. It is a fast growing tree that grows to approximately 20 meters in height, possesses evergreen or semi-evergreen foliage, and belongs to the family Sapotaceae. It is adapted to arid environments, being a prominent tree in tropical mixed deciduous forests in India in the states of Jharkhand, Uttar Pradesh, Bihar, Madhya Pradesh, Kerala, Gujarat and Orissa (Source: Wikipedia)Human consumption
Medicinal use
Religious use
WoodRoot
Stem
Bark
Leaves
Flower
SeedsAbout 30-40 percent of the tribal economy in north India such as in Bihar, Madhya Pradesh and Orissa is dependent on the mahua seeds and flowers. The tree has a potential of enhancing rural income. (Hindu) Madhuca indica (syn. Madhuca latifolia, Bassia latifolia,) is a deciduous tree found in India. It bears edible flowers and fruit. The tree has a spreading root system so can be used to prevent soil erosion. The timber is hard and is used in construction. Bark of the tree is known to have medicinal properties. Seed is rich in oil and has been used in soap and candle making. Seed cake is used as an organic fertilizer. M. indica is being explored as a potential source of biofuel. (NCBI Taxonomy)Santalum albumIndian Sandalwood, White Sandalwoodचन्दन ChandanSandalwood is an economically important plant and has been cultivated for several centuries for the fragrance of its oil. Due to extensive and sometimes, illegal cutting of native Sandalwood trees, this species has become vulnerable to extinction. S. album is native to South/South-East Asia, possibly Indonesia. Another species Santalum spicatum is native to Australia.Human consumption
Medicinal use
Cosmetic use
Religious use
WoodRoot
Stem
Bark
SeedsAlmost all of the sandalwood oil in the world is produced from the S.album. The highest content is in the roots followed by the heartwood. Sandalwood oil is used in high-quality perfumes and cosmetics and Ayurvedic creams. India is the largest producer of Sandalwood. Production is based almost entirely on exploitation of wild trees.

Sandalwood is also popular as carving wood and for making souvenirs and toys. The wood is used in religious practices in Hinduism.

The cotyledons and kernel of sandal seeds contain a fixed oil which has drying properties. Oil-free sandal seed meal is rich in protein and could be utilized as an animal feed if available in sufficient quantities.

The oil may also be used as a food additive (GRIN)Nelumbo nuciferaWater Lily, Lotus, Sacred Lotus, East Indian Lotusकमल KamalThe Indian Lotus, also known as the Sacred Lotus, is a culturally significant plant in many Asian cultures in general and Indian culture in particular. It is a plant native to the Indian subcontinent, but now is found as an ornamental plant worldwide. The Lotus is considered a symbol of devotion and purity. It is the seat of Goddess Lakshmi, Goddess Saraswati, Lord Vishnu and Lord Brahma. The flowers of Lotus have several medicinal properties as per Ayurveda. Lotus is also the national flower of India.Human consumption
Ornamental use
Religious useEntire plant
Root
Rhizomes
Stem
Leaves
Flower
Fruit
SeedsAlmost all parts of the plant have medicinal and culinary uses as previously described. The plant is also a prized ornamental plant, especially in artificial ponds.Hygrophila auriculataHygrophila, Temple plant, Marsh Barbelतालीम ख़ाना Talim KhanaHygrophila auriculata is belongs to the genus Hygrophila whose identity as a separate genus is still debated. H. auriculata is an aquatic, perennial herb which has medicinal properties in treating liver ailments according to Ayurveda.Medicinal use
Ornamental useEntire plant
Root
Leaves
SeedsAs described previously, the plant parts can be used to treat liver ailments. In addition, the plant also bears beautiful blue-colored flowers and hence can be used in aquariums and artificial ponds as an ornamental plant.Achillea millefoliumCommon Yarrow, Gordaldo, Nosebleed plant, Old man's pepper, Devil's nettle, Sanguinary, Milfoil, Soldier's woundwort, Thousand-leaf, Thousand-seal.Gandrain, Puthkanda, भूतकॆशी Bhut KesiAchillea millefolium or yarrow is a flowering plant in the family Asteraceae, native to the Northern Hemisphere. In antiquity, yarrow was known as herbal militaris, for its use in staunching the flow of blood from wounds. Yarrows can be planted to combat soil erosion due to the plant's resistance to drought. They are used for human consumption and medicinal uses in many cultures around the world. (Source:Wikipedia)Human consumption
Animal consumption
Medicinal use
Other useCan be used to prevent soil erosionCocos nuciferaCoconutनारियल NaariyalHuman consumption
Animal consumption
Agricultural use
Cosmetic use
Ornamental use
Religious use
Industrial use
WoodRoot
Stem
Bark