Citrus × limon (L.) Osbeck
Family: Rutaceae
Taxonomy: Plantae > Tracheophyta > Magnoliopsida > Sapindales > Rutaceae > Citrus > C. limon
Common name [English]: Acid lemon, Lemon
Vernacular name [Malayalam]: നാരകം
Nativity: South East Asiatic Region
Habitat: Cultivated, sometimes naturalized
Description: Spinous shrub or tree, 3-6 m tall; branchlets glabrous; bark green. Leaves unifoliolately compound, alternate, spiral; rachis marginate or narrowly winged, often articulate at apex; lamina ovate or elliptic-oblong, obtuse to rounded at base, subacute or obtuse at apex, glandular-serrulate along margins. Inflorescences axillary condensed racemes, 5-7-flowered; Flowers shortly pedicellate, usually bisexual or staminate, 5-merous, purplish in buds; calyx urceolate; sepals suborbicular, minute, glabrous; petals purplish tinged abaxially, greenish-white.
Flowering and Fruiting: August - November
Uses: The fruit eaten fresh and also the acid juice, rind and zest are used in a wide variety of foods and drinks. Lemon juice is used to make lemonade, soft drinks and cocktails. It is also used in marinades for fish Ayurveda, Folk medicine, Homoeopathy, Sowa-Rigpa, Unani, Modern medicine, Traditional chinese medicine. Fruits are used in the preparation of lemonade, squash and sherbet. Fresh fruits are also used in various culinary preparations. Citric acid, pectin and lemon oil are by-products or the lemonade. Fruits are pickled. A semi-drying oil obtained.
Cultivation: Cultivated.
References
http://www.plantsoftheworldonline.org
https://indiabiodiversity.org