Assessment of Phytochemicals of Oroxylum indicum Plant Supplemented with Selected Plant Growth Regulators.

Oroxylum indicum belonging to the family Bignoniaceae, has been used for the present study. The leaves of this plant are reported to contain flavonoids namely chrysin, oroxylin-A, scutellarin, baicalein (Sankara S. Nair 1972).This plant having much medicinal values (Anonymous 1998).Leaves are also found to contain quercetin-3-o-α-L-arabinopyranoside, 1-(2-hydroxyethyl) cyclohexane-1, 4-diol, apigenin (Haribabu 2010). Seeds of this plant are reported to contain ellagic acid (Vasanth et al 1991). Root bark is reported to contain chrysin, baicalein, biochanin-A and ellagic acid (Myitreyi 2008). The root bark has also been reported to contain two flavonoids 2, 5-dihydroxy-6, 7-dimethoxy flavone and 3, 7, 3’, 5’-tetramethoxy-4’-hydroxyflavone (Kawaskar.U 2003). Stem bark is found to contain ellagic acid, chrysin, oroxylin-A, scutellarin, baicalein. ( Chen LJ 2003, Maitrai. Z ,2008).