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Plant Variety Journal - IP Australia

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<strong>Plant</strong> Varieties <strong>Journal</strong> Vol. 21 No.3<br />

Choice of Comparators Characteristics used for grouping varieties to identify the most similar<br />

<strong>Variety</strong> of Common Knowledge<br />

Organ/<strong>Plant</strong> Part Context State of Expression in Group of Varieties<br />

Tree habit spreading<br />

Flower type showy<br />

Petiole nectaries present<br />

Fruit pubescence absent<br />

Fruit ground colour of flesh white<br />

Fruit sweetness high to very high<br />

Fruit acidity very low to low<br />

Stone adherence to flesh present<br />

Most Similar Varieties of Common Knowledge identified (VCK)<br />

Name Comments<br />

‘June Pearl’ ‘Spring Pearl’(USPP 9360) nectarine is most similar to ‘June Pearl’ nectarine by<br />

producing fruit that is very firm in texture, sub-acid and sweet in flavour, clingstone<br />

and nearly full red in skin colour. But is distinguished by producing fruit that is more<br />

globose in shape, has virtually no protruding tips at the apex, is larger in size and<br />

matures about five days later.<br />

Varieties of Common Knowledge identified and subsequently excluded<br />

<strong>Variety</strong> Distinguishing State of Expression in State of Expression in Comments<br />

Characteristics Candidate <strong>Variety</strong> Comparator <strong>Variety</strong><br />

‘Spring Fruit flesh white yellow ‘Spring Sweet’ nectarine<br />

Sweet’ colour<br />

matures at the same tine as<br />

‘Spring Pearl’ but has yellow<br />

flesh. Both are sub-acid in<br />

flavour.<br />

<strong>Variety</strong> Description and Distinctness - Characteristics which distinguish the candidate from one or<br />

more of the comparators are marked with a tick.<br />

Organ/<strong>Plant</strong> Part: Context ‘Spring Pearl’ ‘June Pearl’<br />

*Tree: size medium large<br />

Tree: vigour strong strong<br />

*Tree: habit spreading spreading<br />

Flowering shoot: thickness medium medium to thick<br />

Flowering shoot: length of internodes medium medium<br />

*Flowering shoot: anthocyanin colouration present present<br />

*Flowering shoot: intensity of anthocyanin colouration medium to strong weak to medium<br />

*Flowering shoot: density of flower buds<br />

medium to dense sparse to medium<br />

Flowering shoot: general distribution of flower buds isolated isolated<br />

*Flower: type showy showy<br />

*Calyx: colour of inner side greenish yellow orange<br />

Page 304 of 550

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