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53. Volume 13- Number 1 - IP Australia

53. Volume 13- Number 1 - IP Australia

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PLANT VARIETIES JOURNAL 2000 VOL <strong>13</strong> NO. 1<br />

number of flowers medium to many. Flower pedicel: hairs<br />

or thorns few. Flower bud: shape broad ovate to ovate.<br />

Flower: type double borne both singly and in well spaced<br />

clusters, petal number many, colour peachy apricot,<br />

diameter large (mean 91.3mm), viewed from above<br />

irregularly rounded, upper and lower profile flat, fragrance<br />

medium. Sepal: extensions weak to medium (length mean<br />

32.9mm). Petal: size large, colour of inner and outer side of<br />

midzone RHS 23C and 23D, colour of inner and outer side<br />

of margin RHS 26D and 27A, basal spot present on inner<br />

side (RHS 14B) and outer side (RHS <strong>13</strong>B), size small to<br />

medium, reflexing of margin weak to medium, undulation<br />

of margin medium; stamen filament colour yellow; seed<br />

vessel size large, pitcher shaped; flowering habit almost<br />

continuous, time of beginning of flowering medium. (Note<br />

All RHS chart numbers refer to 1986 edition).<br />

Origin and Breeding Controlled pollination: seed parent<br />

unnamed seedling x pollen parent ‘Pot-O-Gold’ in a<br />

planned breeding program at the applicant’s nursery in<br />

Knutsford, England. The seed parent was characterised by<br />

very fragrant, pale peachy pink flowers tinged with salmon<br />

and gold borne both singly and in clusters, prolific<br />

flowering, bushy and vigorous habit, and disease resistance.<br />

The pollen parent was characterised by medium fragrance,<br />

golden yellow flowers borne both singly and in clusters of<br />

several together, medium flowering and disease resistance.<br />

Hybridisation took place in Knutsford, England in 1987.<br />

Selection criteria: seedlings from the cross were grown and<br />

selection was made on the basis of medium fragrant,<br />

beautifully formed large peachy apricot flowers that are<br />

borne both singly and in well spaced clusters of several<br />

together, bushy and vigorous growth, and prolific flowering.<br />

Propagation: vegetative through many generations.<br />

Breeder: Gareth Fryer, Knutsford, Cheshire, England.<br />

Choice of Comparators ‘Sunauck’ A syn Barossa Dream A<br />

and ‘Just Joey’ were chosen as comparators as these are the<br />

most similar varieties of common knowledge based on<br />

flower colour. The parents were not considered for the trial<br />

as ‘Fryxotic’ syn Warm Wishes is clearly distinguishable<br />

from both parents on the basis of flower colour and growth<br />

habit as stated above.<br />

Comparative Trial Comparator(s): ‘Sunauck’ A syn<br />

Barossa Dream A , ‘Just Joey’. Location: Waterloo Corner,<br />

St Kilda, SA 1997/98 – 1999/2000. Conditions: virus<br />

indexed Dr Huey rootstock; plant spacing 1m by 0.9m; preripped,<br />

raised open beds, red loam soil; drip irrigated,<br />

complete fertiliser as required, chemical and mechanical<br />

weed control. Trial design: 10 plants of each variety<br />

arranged in two rows in unreplicated blocks.<br />

Measurements: twenty random samples from each variety.<br />

Prior Applications and Sales<br />

Country Year Current Status Name Applied<br />

UK 1992 Granted ‘Fryxotic’<br />

Canada 1995 Granted ‘Fryxotic’<br />

USA 1995 Granted ‘Fryxotic’<br />

EU 1996 Granted ‘Fryxotic’<br />

South Africa 1996 Granted ‘Fryxotic’<br />

First sold in England in 1994. First <strong>Australia</strong>n sale nil.<br />

Description: Peter Scholefield, Scholefield Robinson Horticultural<br />

Services Pty Ltd, Adelaide, SA.<br />

Table 36 Rosa varieties<br />

‘Fryxotic’ syn *‘Sunauck’ A syn *‘Just Joey’<br />

Warm Wishes Barossa Dream A<br />

____________________________________________________<br />

PLANT: GROWTH HABIT<br />

bushy broad bushy bushy<br />

____________________________________________________<br />

PLANT: HEIGHT<br />

medium short to medium medium<br />

____________________________________________________<br />

PLANT: WIDTH<br />

narrow to medium medium<br />

medium<br />

____________________________________________________<br />

YOUNG SHOOT: ANTHOCYANIN COLOURATION<br />

medium to strong strong<br />

strong<br />

____________________________________________________<br />

YOUNG SHOOT: HUE OF ANTHOCYANIN COLOURATION<br />

reddish brown purple reddish brown<br />

to purple<br />

to purple<br />

____________________________________________________<br />

THORN LENGTH (mm)<br />

mean 7.3 5.2 5.2<br />

std deviation 1.6 1.6 1.1<br />

LSD/sig 1.4 P≤0.01 P≤0.01<br />

____________________________________________________<br />

LEAF: SIZE<br />

medium to large medium large<br />

____________________________________________________<br />

LEAFLET: CROSS SECTION<br />

slight concave concave concave<br />

____________________________________________________<br />

TERMINAL LEAFLET: LENGTH (mm)<br />

mean <strong>53.</strong>5 45.9 60.6<br />

std deviation 6.2 7.2 6.1<br />

LSD/sig 6.3 P≤0.01 P≤0.01<br />

____________________________________________________<br />

TERMINAL LEAFLET: WIDTH (mm)<br />

mean 34.9 30.2 40.6<br />

std deviation 5.7 4.8 4.6<br />

LSD/sig 4.9 ns P≤0.01<br />

____________________________________________________<br />

FLOWERING SHOOT: NUMBERS OF FLOWERS<br />

medium to many many<br />

many<br />

____________________________________________________<br />

FLOWER BUD: SHAPE OF LONGITUDINAL SECTION<br />

broad ovate round ovate<br />

to ovate<br />

____________________________________________________<br />

PETAL: NUMBER<br />

many (54) many (80) many (44)<br />

____________________________________________________<br />

FLOWER: DIAMETER (mm)<br />

mean 91.3 97.3 104<br />

std deviation 7.4 6.2 11.5<br />

LSD/sig 8.3 ns P≤0.01<br />

____________________________________________________<br />

FLOWER FRAGRANCE<br />

medium weak medium<br />

____________________________________________________<br />

56

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