Characterization and evaluation of a rare Orchid Renanthera imschootiana Rolfe from Manipur & Nagaland

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Society for Promotion of Horticulture

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The orchid Renanthera imschootiana Rolfe is the only species under the genus available in India at Manipur and Nagaland, which is a part of Indo-Burma mega diversity hot-spot. The only collection, NRCO-Coll-77 (1998)/IC 566525 of this species available with us was evaluated and characterized as per ‘Common Descriptors of Orchids’ developed at this center. Monopodial nature in habit, un-branched raceme with a length of 32.2 cm having attractive dominant red-purple (RHS-60A) flowers and petals coloured grayed orange (RHS-164C) with shade is typical of this species. Broad, lateral sepals with attractive dominant crimson/red purple colour flower having medium-range vase life of 23.7 days, imparts high breeding value to this species for developing new hybrid derivatives.

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