<i>Echinacea </i>plant named ‘IFECSSWP’

Abstract

A new and distinct cultivar of Echinacea plant named ‘IFECSSWP’, characterized by its upright and relatively compact plant habit; moderately vigorous growth habit; freely branching habit; strong flowering stems; numerous and large single-type inflorescences with four whorls of white-colored ray florets and greenish yellow-colored receptacle spines; and good garden performance.

Claims

1. A new and distinct Echinacea plant named ‘IFECSSWP’ as illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) The accompanying photographs illustrate the overall appearance of the new Echinacea plant showing the colors as true as it is reasonably possible to obtain in colored reproductions of this type. Colors in the photographs may differ slightly from the color values cited in the detailed botanical description which accurately describe the colors of the new Echinacea plant.

(2) The photograph on the first sheet (FIG. 1) is a side perspective view of a typical flowering plant of ‘IFECSSWP’ grown in a container.

(3) The photograph on the leaf side of the second sheet (FIG. 2) is a close-up view of typical inflorescences of ‘IFECSSWP’.

(4) The photograph on the right side of the second sheet (FIG. 3) is a close-up view of typical leaves of ‘IFECSSWP’.

DETAILED BOTANICAL DESCRIPTION

(5) The aforementioned photographs and following observations and measurements describe plants grown during the late summer in 17-cm containers in an outdoor nursery in Heerhugowaard, The Netherlands and under cultural practices typically used in commercial Echinacea production. During the production of the plants, day temperatures ranged from 16° C. to 30° C. and night temperatures ranged from 8° C. to 18° C. Plants were pinched eight weeks after planting and were two years old when the photographs and description were taken. In the following description, color references are made to The Royal Horticultural Society Colour Chart, 2015 Edition, except where general terms of ordinary dictionary significance are used. Botanical classification: Echinacea hybrida ‘IFECSSWP’. Parentage: Female parent.—Proprietary selection of Echinacea hybrida identified as code number 009-15-K010-04, not patented. Male parent.—Proprietary selection of Echinacea hybrida identified as code number 009-14-K010-02, not patented. Propagation: Type.—By in vitro meristem culture. Time to initiate roots, summer.—About twelve days at temperatures about 20° C. Time to initiate roots, winter.—About 16 days at temperatures about 20° C. Time to produce a rooted young plant, summer.—About 36 days at temperatures about 18° C. Time to produce a rooted young plant, winter.—About 42 days at temperatures about 18° C. Root description.—Thick, fleshy; typically white in color, actual color of the roots is dependent on substrate composition, water quality, fertilizer type and formulation, substrate temperature and physiological age of roots. Rooting habit.—Moderately freely branching; sparse. Plant description: Plant form and growth habit.—Herbaceous perennial; upright and relatively compact plant habit, inverted triangle; freely basal branching habit with about eight primary lateral branches developing per plant; moderately vigorous growth habit and moderate growth rate. Plant height.—About 39.5 cm. Plant diameter or spread.—About 38.5 cm. Lateral branches.—Length: About 20.3 cm. Diameter: About 5 mm. Internode length: About 4.5 cm. Aspect: Erect to about 15° from vertical. Strength: Strong. Texture: Densely pubescent; strigose, rough. Color: Close to 144A. Leaf description: Basal leaves.—Arrangement: Alternate, simple. Length: About 14.7 cm. Width: About 4.6 cm. Shape: Ovate to narrowly ovate. Apex: Acute to narrowly acute. Base: Attenuate. Margin: Entire; not undulate. Texture and luster, upper and lower surfaces: Moderately to densely pubescent, strigose and rough; matte. Venation pattern: Pinnate. Color: Developing leaves, upper surface: Close to 137B. Developing leaves, lower surface: Close to 146B. Fully expanded leaves, upper surface: Slightly darker than NN137A and 147A; venation, close to 144A. Fully expanded leaves, lower surface: Slightly darker than 147B; venation, close to 145B. Cauline leaves.—Arrangement: Alternate, simple. Length: About 11.9 cm. Width: About 4.1 cm. Shape: Ovate to narrowly ovate. Apex: Acute to narrowly acute. Base: Attenuate. Margin: Entire; not undulate. Texture and luster, upper and lower surfaces: Moderately to densely pubescent, strigose and rough; matte. Venation pattern: Pinnate. Color: Developing leaves, upper surface: Close to 137B. Developing leaves, lower surface: Close to 146B. Fully expanded leaves, upper surface: Slightly darker than NN137A and 147A; venation, close to 144A. Fully expanded leaves, lower surface: Slightly darker than 147B; venation, close to 145B. Petioles, basal leaves.—Length: About 5.1 cm. Diameter: About 3.25 mm by 4 mm. Texture, upper surface: Smooth, glabrous; margins, moderately pubescent. Texture, lower surface: Moderately pubescent. Color, upper surface: Close to NN137A; midvein, close to N144A. Color, lower surface: Close to 137B; midvein, close to 145A. Petioles, cauline leaves.—Length: About 2.6 cm. Diameter: About 3.25 mm by 4 mm. Texture, upper surface: Smooth, glabrous; margins, moderately pubescent. Texture, lower surface: Moderately pubescent. Color, upper surface: Close to NN137A; midvein, close to N144A. Color, lower surface: Close to 137B; midvein, close to 145A. Inflorescence description: Appearance.—Large single-type inflorescences with ray and disc florets arranged on a capitulum; inflorescences positioned upright above the foliar plane on mostly upright and strong peduncles. Flowering habit.—Freely flowering habit with about 16 developing and fully developed inflorescences per plant. Fragrance.—Moderately to strongly fragrant; sweet and pleasant. Time to flower.—Plants flower continuously from early July to late September in The Netherlands. Inflorescence longevity.—Inflorescences maintain good substance for about three weeks on the plant; inflorescences persistent. Inflorescence buds.—Height: About 3 cm. Diameter: About 2.9 cm. Shape: Flattened globular. Color: Slightly darker than 143A. Inflorescence size.—Diameter: About 8.4 cm. Depth (height): About 4 cm. Disc diameter: About 3.6 cm. Receptacles.—Height: About 1.1 cm. Diameter: About 1.3 cm. Shape: Broadly ovate. Color: Close to 157D. Ray florets.—Quantity and arrangement: About 100 arranged in about four whorls at the base of the receptacle. Length: About 3.1 cm. Width: About 1.2 cm. Shape: Elliptic to obovate; moderately carinate. Apex: Emarginate to praemorse. Base: Cuneate. Margin: Entire. Texture and luster, upper surface: Smooth, glabrous; velvety; matte. Texture and luster, lower surface: Densely pubescent; slightly glossy. Aspect: About 75° from vertical to horizontal. Color: When opening, upper surface: Close to 155C and at the apex, close to 145C. When opening, lower surface: Close to 155A and at the apex, close to 145B to 145C. Fully opened, upper surface: Close to 155C and at the apex, close to 145C to 145D; venation, similar to lamina; color does not change with subsequent development. Fully opened, lower surface: Close to 155A and at the apex, close to 145C; venation, similar to lamina; color does not change with subsequent development. Disc florets.—Quantity and arrangement: About 300 per inflorescence, arranged spirally at the center of the inflorescence. Length: About 1.1 cm. Diameter: About 2 mm. Shape: Tubular; proximally, 15% free, not fused. Apex: Acute. Base: Fused. Margin, free-part: Entire. Texture and luster, inner and outer surfaces: Smooth, glabrous; moderately glossy. Color, when opening, inner and outer surfaces: Apex: Close to 143B. Mid-section: Close to 145D. Base: Close to 150C. Color, fully opened, inner and outer surfaces: Apex: Close to 144A. Mid-section: Closes to 145D. Base: Close to 144C. Receptacle spines.—Quantity: One per disc floret; about 300 per inflorescence. Shape: Acicular. Apex: Acute. Base: Attenuate. Texture and luster: Smooth, glabrous; glossy. Color: Apex: Close to 153C. Mid-section: Close to 143B. Base: Close to 145D. Involucral bracts.—Quantity per inflorescence: About 100 arranged in about four whorls. Length: About 1.2 cm. Width: About 2.5 mm. Shape: Narrowly ovate; moderately reflexed. Apex: Acute. Base: Cuneate. Margin: Entire. Texture and luster, upper surface: Smooth, glabrous; slightly glossy. Texture, lower surface: Densely pubescent. Color, upper surface: Close to NN137A. Color, lower surface: Close to NN137C. Peduncles.—Length: About 13.7 cm. Diameter: About 4.5 cm. Strength: Strong. Aspect: Mostly upright. Texture: Densely pubescent; strigose. Color: Close to 144A and 145A. Reproductive organs.—Androecium (present on ray and disc florets): Quantity per floret: Five. Filament length: About 4 mm. Filament color: Close to 157D. Anther length: About 3 mm. Anther shape: Lanceolate. Anther color: Close to 200A to slightly darker than 200A. Pollen amount: Scarce. Pollen color: Close to 21A. Gynoecium (present only on disc florets): Quantity per floret: One. Pistil length: About 7 mm. Stigma shape: Decurrent, unequal. Stigma color: Close to 153C. Style length: About 6 mm. Style color: Close to 154D. Ovary color: Close to 145D. Seeds and fruits: To date, seed and fruit development have not been observed on plants of the new Echinacea. Pathogen & pest resistance: To date, plants of the new Echinacea have not been shown to be resistant to pathogens and pests common to Echinacea plants. Garden performance: Plants of the new Echinacea have exhibited good garden performance and to tolerate rain and wind. Plants of the new Echinacea have been observed to tolerate high temperatures of about 35° C. and to be hardy to USDA Hardiness Zones 3 to 4.