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Vilena

Verbena

Denomination: 'Vilena'
Trade name: Babylon Carpet Blue
Botanical Name: Glandularia ×hybrida
Applicant/Holder: Syngenta Crop Protection AG
Schwarzwaldallee 215
Basel
4058
Switzerland
Breeder: Jolanda Dekker, Syngenta Seeds B.V., Enkhuizen, Netherlands
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Canada
Tel: 519-317-7511
Application Date: 2001-09-14
Application Number: 01-2820
Grant of Rights Date: 2004-06-16
Certificate Number: 1847
Date rights surrendered: 2014-06-16

Variety Description

Variety used for comparison: 'Sunmaref TP-V' (Tapien Blue Violet)

Summary: 'Vilena' differs from the reference variety in flower colour, growth habit and location of the colour of the eye of the corolla. 'Vilena' is a lighter purple than 'Sunmaref TP-V'. The growth habit of 'Vilena' is semi-creeping whereas it is drooping in 'Sunmaref TP-V'. The corolla eye of 'Vilena' is light purple with white located on two lobes whereas it is light purple located on three or four lobes in 'Sunmaref TP-V'.

Description:

'Vilena' is an annual verbena with a semi-creeping growth habit. The light to medium green stems have very sparse pubescence with strong anthocyanin colouration along the edges. The dark green leaves are ovate with a cuneate-shaped base. The leaf blades are dissected with an acute apex. Anthocyanin colouration is absent. Pubescence density is sparse and very sparse on the upper and lower leaf surfaces respectively.

The inflorescence is a columniform corymb which is both axillary and terminal in location. The bracts of the single florets are smaller in size than the calyx. The calyx has anthocyanin colouration on the upper part. The florets are small with free lobes and a curvature in longitudinal axis absent and slightly recurved. The undulation of the corolla lobes is weak to medium. There is one colour of the corolla with a light purple eye with white which is present on two lobes. The corolla colour of 'Vilena' darkens with age. The corolla throat hairs are blue.

Origin & Breeding History: 'Vilena' was developed at Syngenta Seeds B.V. in Enkhuizen, The Netherlands. It resulted from a cross between 'W 701' and 'W 723' which took place in 1995. 'Vilena' was selected in 1996 based on flower colour and growth habit. It was developed by clonal selection and propagated vegetatively by cuttings.

Tests & Trials: Tests and trials for 'Vilena' were conducted in a double poly greenhouse at BioFlora Inc., St. Thomas, Ontario during the summer of 2003. Trials consisted of 15 plants/variety with one cutting/152 mm round pot. Colour characteristics were determined using the 2001 RHS colour chart. Measured characteristics were based on 10 measurements.


Comparison tables for 'Vilena' with reference variety 'Sunmaref TP-V'

Leaf blade length (cm)

  'Vilena' 'Sunmaref TP-V'
mean 3.40 3.73
std. deviation 0.666 0.593

Leaf blade width (cm)

  'Vilena' 'Sunmaref TP-V'
mean 2.60 2.81
std. deviation 0.428 0.644

Inflorescence diameter (cm)

  'Vilena' 'Sunmaref TP-V'
mean 3.52 3.50
std. deviation 0.511 0.138

Floret diameter (mm)

  'Vilena' 'Sunmaref TP-V'
mean 17.30 17.10
std. deviation 0.856 2.319

Main colour of upper side of floret (RHS)

  'Vilena' 'Sunmaref TP-V'
newly open N82A with tones of N81A 83B with tones of N81A
fully open N87A with streaks of N82A N82A with tones of N81B
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