Family; MimosaceaDistribution: Common in hilly areas of dry deciduous forests. Limited to Peninsular India.Photographed at Eastrenghats of Nellore district.Description: 2.5-3.5mts tall small tree with large ivory -white thorns. Leaves 2-3cm long, 4pairs of pinnae,leaf lets 7-8pairs , leaflets 2x1mm,elliptic or obovate, obtuse. Flowers heads on axillary peduncles, peduncles bracteate below the middle,0.6-1cm across, flowers hermaphrodite, with redpurple corolla and yellow stamens,Calyx companulate, petals united, stamens numerous, free, anthers small, ovary sessie, 5-9ovuled. Pod very thin, flat curved in a hook, 5-7 seeded.This species is not recorded in Flora of Nellore district by B.Suryanarayana and A.S.rao.
Family: MimosaceaeDistribution: Common in scrub jungles. Found in India and Parts of Africa.Armed shrubs, 2-3 mts tall. Leaves 2-4cm long, bipinnate, leaflets 6-8 pairs; Stipules modified into spines. the thorns are 2-8cm long, sharp , hollow and white. Ants stay in these thorns. Flowers 2-3mm across, white, or creamy yellow, in 2-3cm long axilary fasiculate spikes.Pod reniform, black with 2 orbicular seeds. Wood is used as fuel. Reference: Flora of presidency of Madras by J.S Gamble, ENVIS, Flora of Nellore district By B.Suryanarayana &A.S Rao
A wattle (possibly Vachellia costricta - Whitehorn Acacia) at PROINPA site, Cochabamba, Bolivia. Photographed on 2 December 2008www.inaturalist.org/observations/53795187