Articles

FORMATION OF PARROT-LIKE FLOWERS AFTER TREATMENT OF NON-PARROT TULIP BULBS WITH BENZYLADENINE BEFORE FLOWER BUD DEVELOPMENT

Article number
430_13
Pages
107 – 116
Language
Abstract
It was found that benzyladenine (BA) applied in lanolin paste at concentration of 0.25% around the basal plate at the beginning of July caused the formation of parrot-like perianth in cvs. ‘Prof.
Wójcicki’ (Triumph), ‘Rhodes’ (Single Late), ‘Red Shine’ (Lily Flowered); ‘Amussment’, ‘Coxa’ and ‘Bonanza’ (Double Late). It is suggested that differentiation of the laciniated perianth after treatment of bulbs with BA is caused by more intensive pentose phosphate (PP) pathway.
Our hypothesis is that parrot mutants (cultivars) were formed as result of mutation connected with increasing level of endogenous cytokinins in comparison to their parental cultivars.
Differentiation of the laciniated perianth of parrot tulip cultivars is probably accompanied with more active PP pathway controlled by the cytokinins.

Publication
Authors
M. Saniewski, K. Mynett, J. Puchalski
Keywords
tulip, Tulipa gesneriana, benzyladenine, parrot tulips, formation of parrot-like flowers
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