<i>Bouvardia </i>plant named ‘WINBUESLST’

Abstract

A new and distinct cultivar of Bouvardia plant named ‘WINBUESLST’ is disclosed, characterized by self-cleaning, bright red-orange flowers. Plants are globose in form, compact and dwarf. Plants have a re-blooming habit. The new variety is a Bouvardia, typically produced as an ornamental plant.

Claims

1. A new and distinct cultivar of Bouvardia plant named ‘WINBUESLST’ as herein illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) The accompanying photograph in FIG. 1 illustrates in full color a typical plant of ‘WINBUESLST’ grown in a poly-greenhouse at a commercial nursery in Grand Haven, Mich. This plant is approximately 2 years old, shown in a 2 gallon pot.

(2) FIG. 2 illustrates a closer view of the flowers.

(3) The photographs were taken using conventional techniques and although colors may appear different from actual colors due to light reflectance it is as accurate as possible by conventional photographic techniques.

DETAILED BOTANICAL DESCRIPTION

(4) In the following description, color references are made to The Royal Horticultural Society Colour Chart 2015, except where general terms of ordinary dictionary significance are used. The following observations and measurements describe a ‘WINBUESLST’ plant. This plant was grown in a poly-greenhouse in a 3 gallon container, in Grand Haven, Mich. The plant described is approximately 2-3 years old. Temperatures ranged from 5-10° C. at night and 18° C. to 27° C. during the day. No artificial light, photoperiodic treatments were given to the plants. Measurements and numerical values represent averages of typical plant types. Botanical classification: Bouvardia hybrida ‘WINBUESLST’.

PROPAGATION

(5) Time to initiate roots: About 7 days at approximately 18° C. to 27° C. Time to produce a rooted plant: About 5 weeks. Root description: Sparse to moderate density of freely branching, thing roots. Tan in color, not effectively measured with a color chart.

PLANT

(6) Plant type: Perennial. Age of plant described: Approximately 2 to 3 years old. Growth habit: Globose. Height: 50 cm. Plant spread: 65 cm. Growth rate: Moderate. Plant vigor: Good. Branching characteristics: Basal branching, upright branching, pinching required. Length of lateral branches: 45 cm. Diameter of lateral branches: 4 mm. Quantity of lateral branches: About 20. Internode length: 4.5 cm. Stem: Aspect.—45° to 75°. Strength.—Strong, somewhat rigid. Color.—New growth: Greyed-Purple 183C and 183D upper section. Yellow-Green 145B lower section. Old Growth: Near Greyed-Green 196A. Pubescence.—Very slight velvety pubescence on new growth only.

FOLIAGE

(7) Leaf: Arrangement.—Whorled. Shape.—Lanceolate. Average length.—4 cm. Average width.—1.25 cm. Pubescence.—Very slight velvety pubescence on upper and lower surfaces. Apex.—Acuminate. Base.—Attenuate. Margin.—Entire. Color.—Young, Upper side: RHS Green N137B. Young, Under side: RHS Yellow-Green 147B. Mature, Upper side: RHS Green N137B. Mature, Under side: RHS Yellow-Green 147B. Venation.—Type: Pinnate. Venation Color, Upper side: RHS Yellow-Green 147B. Venation Color, Under side: RHS Yellow-Green 147B. Petiole: Leaf.—Length: 3.5 mm. Diameter: 1.5 mm. Color: Upper Surface: RHS Green N137B. Lower Surface: RHS Yellow-Green 147B. Texture: Velvety.

FLOWER

(8) Natural flowering season: Summer. Inflorescence and flower type and habit: Terminal clusters of salverform flowers. Inflorescence: Diameter.—Approximately 8 to 12 cm. Height.—Average 5.0 cm. Flowers per inflorescence.—10 to 15. Individual flower: Persistent or self-cleaning.—Self-cleaning. Fragrance.—None. Aspect.—Upright and outwardly facing. Diameter.—1.75 cm. Length/depth.—3.0 cm. Tube length.—3.0 cm. Throat diameter, proximal end.—4 mm. Throat diameter, distal end.—2.5 mm. Bud: Shape.—Oblong, flaring to deltate at tip. Length.—2 cm to 2.5 cm. Diameter.—3 mm. Color.—RHS Greyed-red 180B fading to Red 41B at tip. Petals: Quantity.—4 to 5. Arrangement.—4 to 5 lobes arranged in a whorl around throat opening. Length from throat.—8 mm. Width.—5 mm. Shape.—Ovate. Apex.—Acute. Base.—Fused. Margin.—Entire. Petal texture.—Smooth and silky. Color.—When Opening, Upper Surface: RHS Red 41B. When Opening, Lower Surface: RHS Red 41B. Fully Opened, Upper Surface: RHS Red 41B. Fully Opened, Lower Surface: RHS Red 41B. Fading, Upper Surface: RHS Red 41D. Fading, Lower Surface: RHS Red 41D. Tube color.—Near RHS Greyed-Red 180B. Throat color.—Near RHS Greyed-Red 180B. Sepals: Arrangement.—Whorl around base. Quantity.—4. Length.—4 mm. Width.—1 mm. Shape.—Acicular. Margin.—Entire. Apex.—Acute. Base.—Fused. Color.—Upper Side: RHS Green N137B. Under Side: RHS Green N137B. Texture.—Upper surface: Soft, velvety pubescent. Lower surface: Soft, velvety pubescent. Peduncles: Length.—4 mm. Diameter.—2 mm. Angle.—Upright, 45° to 90°. Strength.—Strong. Texture.—Soft, velvety pubescent. Color.—Near RHS Yellow-Green 145B. Pedicels: None.

REPRODUCTIVE ORGANS

(9) Stamens: Number.—4 or 5. Filament length.—Fused to interior of throat. Anthers: Shape.—Linear. Length.—3 mm. Color.—RHS Greyed-Orange 164D. Pollen color.—RHS Greyed-Orange 164D. Pollen amount.—Moderate. Pistil: Number.—1. Length.—2 cm. Style.—Length: 2 cm. Color: RHS White N155A. Stigma.—Shape: Linear. Color: RHS Greyed-Red 182A.

OTHER CHARACTERISTICS

(10) Seeds: Not observed. Disease/pest resistance: Neither resistance nor susceptibility to normal diseases and pests of Bouvardia observed. Temperature tolerance: Low temperature tolerance to −32° C., high temperature tolerance to at least 36° C.