Seed sexing revealed female bias in two Rumex species

Seed sexing revealed female bias in two Rumex species

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Sex-ratio bias in seeds of dioecious Rumex species with sex chromosomes is an interesting and 4 Piece Counter Dining Set still unsettled issue.To resolve gender among seeds of R.acetosa and R.

thyrsiflorus (two species with an XX/XY1Y2 sex chromosome system), this work applied a PCR-based method involving DNA markers located on Y chromosomes.Both species showed female-biased primary sex ratios, with female bias greater in R.acetosa than in R.

thyrsiflorus.The observed predominance of MEDI C PLUS W/CA BERRY female seeds is consistent with the view that the female biased sex ratios in Rumex are conditioned not only postzygotically but also prezygotically.