| Type | Indigenous |
|---|---|
| Family | Caesalpiniaceae |
| Local Name | Narivenga |
| Local Name 2 | Kurangadi |
| Local Name 3 | Karangan |
| Habit | Large sized tree |
| Tree Seed | Fruit type: Pod. Seed weight: 1100 fruits /kg. 28,000 to 46,000 seeds /kg (FRI, 1983; Chacko et al., 2002). 32000 seeds/kg (Khullar et al., 1991). Vernacular name: Kurungadi, Narivenga, Kurungan, Malakonna, Malaveppu (Malayalam) (Chacko et al., 2002, CSIR, 1948); Malankomrnao, Nelrai (Tamil) (Chacko et al., 2002); Kurungadi, Malaikonnei (Tamil) (CSIR, 1948); Mandania (Hindi and Bengali) (Bose et al., 1998). Flowering season: November to January in South India (CSIR, 1948; Bose et al., 1998). Fruiting season: April to June (CSIR, 1948; Khullar et al., 1991; Bose et al., 1998). Germination type: Epigeous (Chacko et al., 2002). Germination percentage: 75% (Khullar et al., 1991). Up to 90 (FRI, 1983; Chacko et al., 2002). Method of propagation: By seeds. |
| Botanical Features | Deciduous trees, bole buttressed, bark light-grey or yellowish-grey, thin; blaze dull red. Leaves bipinnate, alternate; stipules free, lateral, deciduous; rachis 13-15 cm long, stout, glabrous, pulvinate; pinnae 3-5 pairs, paripinnate, 20-30 cm long, slender glabrous; leaflets 10-16 per pinnae, opposite, estipellate; petiolule upto 4 mm long, slender, glabrous; lamina 7.5-12 x 2.5-4 cm, elliptic, elliptic-lanceolate or elliptic-oblong, base oblique, acute or obtuse, apex acuminate, margin entire, glabrous, coriaceous; lateral nerves 7-15 pairs, pinnate, slender, prominent; flowers bisexual, green, in dense, erect, axillary racemes, fruit a pod 12 x 2 cm, flat ligulate, dehiscent, the upper suture winged; seeds 5-10, obovate, oblique, compressed. |