Haryana Forest Flora
A Comprehensive Database of Ligneous Plants of Haryana (India)
Designed & Developed by Bioinformatics Centre,Forest Research Institute, Dehradun
| Family: Papilionaceae | Genus: Cajanus | Species: Cajanus cajan (Linn.) Millsp.( अरहर ) |
Habit |
Leaf |
Flower |
Fruit |
Bark |
|
|
| Synonym | Cajanus bicolor DC., Cajanus flavus DC., Cytisus cajan Linn., Phaseolus balicus Linn. | Flower Color | Yellow - Orange |
| Common Name | Arhar | Flower Type | Solitary |
| English / Trade Name | Pigeon Pea, Red gram | Flowering Period | Oct-Dec |
| Vernacular /Local Name | Arhar | Fruiting Period | Jan-March |
| Altitude | 100-900 m | Fruit Type | Pod |
| Habit | Shrub | Fruit Details | Pods yellow or green striped with maroon or dark purple, pubescent and glandular, seeds 2-9, cream or reddish. |
| Habitat | Roadsides, hills | Bark Type | Smooth |
| Distribution | Asia and Africa | Bark Details | Greenish bark |
| Distribution in Haryana | Ambala, Faridabad, Fatehabad, Gurgaon, Hisar, Jhajjar, Jind, Kaithal, Karnal, Kurukshetra, M. Garh, Mewat, Morni-Pinjore, Palwal, Panipat, Rewari, Rohtak, Sonepat, Yamuna Nagar | Origin | Native |
| Leaf Type | Compound | ||
| Leaf Arrangement | Alternate (leaves born singly along stem) | ||
| Leaf Shape | Trifoliate | ||
| Description of Species | Shrubs, erect, 1-3 m tall. Branchlets gray pubescent. Leaves pinnately 3-foliolate; stipules small, ovate-lanceolate, 0.2-3 mm; petiole 1.5-5 cm, sparsely pubescent; stipels ex¬tremely small; petiolules 1-5 mm, hairy; leaflets lanceolate to elliptic, 2.8-10 × 0.5-3.5 cm, papery, abaxial surface densely pubescent and with inconspicuous yellow glands, adaxial sur¬face pubescent, apex acute or acuminate, usually mucronate. Raceme 3-7 cm; peduncle 2-4 cm; few flowers terminal or al¬most terminal; bracts ovate-elliptic. Calyx campanulate, 5-7 mm; lobes triangular or lanceolate, pubescent. Corolla yellow, ca. 3 × calyx in length; standard suborbicular, with inflexed auricle; wings slightly obovate, with short auricle; keel apex ob¬tuse, slightly inflexed. Ovary hairy; ovules several; style long, linear, glabrous; stigma capitate. Legume linear-oblong, ± in¬flated, 4-8.5 × 0.6-1.2 cm, dun pubescent, apex beaked, acumi¬nate, long mucronate. Seeds 3-6, gray, sometimes with brown spots, subspherical, ca. 5 mm in diam., slightly compressed; strophiole absent. | Leaf Details | Leaves alternate, trifoliolate; leaflets elliptic to lanceolate, lateral ones obliquely elliptic, 5-13 x 1.5-6 cm, upper surface glabrate, lower surface usually densely silvery pilose; stipules linear 2-3 mm long, stipels filiform 1-2 mm long. |
