Anthocyanins in the epacridaceae |
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Authors: | S.J. Jarman R.K. Crowden |
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Affiliation: | Botany Department, University of Tasmania, Box 252C G.P.O., Hobart, Tasmania 7001, Australia |
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Abstract: | An examination of 73 species of the family Epacridaceae resulted in the identification of the following anthocyanins: cyanidin 3-galactoside, cyanidin 3-glucoside, cyanidin 3-arabinoside, cyanidin 3-rhamnoside, cyanidin 3-rhamnosylgalactoside, cyanidin 3-rhamnosylglucoside, cyanidin 3-xylosylgalactoside, cyanidin 3-xylosylarabinoside, delphinidin 3-galactoside, delphinidin 3-arabinoside, delphinidin 3-rhamnosylgalactoside, delphinidin 3-rhamnosylglucoside and pelargonidin 3-rhamnosylglucoside. No acylated or 5-substituted anthocyanins were detected in any of the species examined. Evidence of methylated anthocyanidin was found only in one species, Woollsia pungens. The occurrence of cyanidin 3-galactoside and cyanidin 3-arabinoside forms a chemical link between this family and the related Ericaceae. |
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Keywords: | Epacridaceae anthocyanin pigments distribution among species chemotaxonomy. |
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