USOOPP19832P2

(12) United States Patent (10) Patent No.: US PP19,832 P2 Hart (45) Date of Patent: Mar. 17, 2009

(54) PLANT NAMED (51) Int. Cl. MAXROSS AOIH 5/00 (2006.01) (50) Latin Name: (52) U.S. Cl...... Pt./226 Varietal Denomination: Maxross (58) Field of Classification Search ...... Plt./226, Plt./263,263.1 (76) Inventor: Michael Hart, No. 2 The Cottages, See application file for complete search history. Habberley Road, Worcestershire (GB), DY 121 LA Primary Examiner Kent L Bell (74) Attorney, Agent, or Firm Jondle & Associates, P.C. (*) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 (57) ABSTRACT U.S.C. 154(b) by 11 days. A new Helianthemum plant particularly distinguished as a hardy, evergreen, semi-compact and low-growing with (21) Appl. No.: 11/978,294 red-purple flowers and yellow stamens, is disclosed. (22) Filed: Oct. 29, 2007 1 Drawing Sheet

1. 2 and species: Helianthemum nummularium. DESCRIPTION OF THE NEW Variety denomination: Maxross. The following detailed descriptions set forth the distinc BACKGROUND OF THE NEW PLANT tive characteristics of Maxross. The data which define 5 these characteristics were collected from asexual reproduc The present invention comprises a new and distinct culti tions carried out in Bewdley, Worcestershire, United King var of Helianthemum, botanically known as Helianthemum dom. The plant history was taken on 2 year old grown nummularium and hereinafter referred to by the cultivar outdoors. Color readings were taken outdoors under natural name Maxross. The new cultivar was discovered in light. Color references are primarily to the R.H.S. Colour Bewdley, Worcestershire, Great Britain in 2000. Both the 10 Chart of The Royal Horticultural Society of London female and male parents are unknown individual plants of (R.H.S.) (2001 edition). Helianthemum nummularium. MaXross was first propa gated in the summer and autumn of 2001 in Bewdley, DESCRIPTION OF THE NEW PLANT Worcestershire, Great Britain. Classification: The new cultivar was discovered in Bewdley, Family.—. Worcestershire, Great Britain in 2000 and has been asexu Botanical.—Helianthemum nummularium. ally reproduced repeatedly by softwood and semi-hardwood Common name.—Common rockrose. cuttings over a three-year period. The present invention has Parentage: been found to retain its distinctive characteristics through Female parent. —An unknown individual plant of Successive asexual propagations. 2O Helian themum nummularium (patent status unknown). SUMMARY OF THE INVENTION Male parent.—An unknown individual plant of Helian themum nummularium (patent status unknown). The following are the most outstanding and distinguishing Plant: characteristics of this new cultivar when grown under nor 25 Form.—Semi-compact. mal horticultural practices in Bewdley, Worcestershire, Branching habit.—Produces many branches per plant. Great Britain. Height.—20.0 cm to 25.0 cm. 1. A hardy, evergreen, semi-compact and low-growing Width. 25.0 cm to 30.0 cm. Time to produce a finished .—9 to 15 shrub; and 30 2. Ruby (red-purple) flowers with yellow stamens. months depending on the pot size. Outdoor plant performance.— MaXross is a hardy and excellent dwarf shrub. DESCRIPTION OF THE PHOTOGRAPHS : Arrangement.—Opposite. This new Helianthemum plant is illustrated by the accom 35 panying photographs which show overall plant habit includ Color, immature Upper surface: RHS 133A ing blooms, buds, and foliage of the plant; the colors shown (dark-green). Lower surface: RHS 133B (light are as true as can be reasonably obtained by conventional green). photographic procedures. Color, mature leaf Upper surface: RHS131B (dark green) glossy. Lower surface: RHS133B (green). FIG. 1 shows the overall plant habit, including blooms, " Length.—2.0 cm. buds and foliage. Width.- 0.5 cm. FIG. 2 shows a close-up of a mature flower. Shape.—Ensiform, lanceolate. US PP19,832 P2

Apex.-Pointed. Petals: Base.—Rounded. Shape.—Orbicular. Margin.—Finely crenate. Apex.- Truncate. Texture.—Evergreen. Base.—Cuneate. Petiole. —Diameter: 1.0 mm. Color: RHS133C (green). Margin.—Entire. Texture: Smooth. Length.—1.0 cm to 1.5 cm. Stems: Width. 1.0 cm. Color:-RHS 133D (green) with a light flush of RHS Color:- Upper surface: RHS 59A (red-purple). Lower 59B (red-purple) as stems mature. surface: RHS 59C (red-purple). Texture.—Smooth. Texture.—Smooth. Flower buds (just before petals unfold): : Shape.—Oval. Number—3. Length.—1.0 cm. Length.—0.8 cm to 1.0 cm. Diameter:—0.5 cm. Width.- 0.5 cm. Apex. —Acute. Shape.—Oval. Base.—Attenuate. Apex. —Acute. Color of sepals.—RHS133C (green) with a light flush Margin.—Entire. of RHS 59C (red). Upper surface.—RHS 133C (green) with a light flush Color of petals.—RHS 59A (red-purple). of RHS 59C (red). : Lower surface. RHS 133C (green) with a light flush Diameter:—4.0 cm. of RHS 59C (red). Depth.—15.0 cm. Reproductive organs: Tipe.- Terminal . Number of anthers. Many. Lastingness of the inflorescence on the plant.—2 to 4 Filament color—RHS 20A (yellow-orange). weeks. Pollen color:—RHS 20B (yellow-orange). Peduncle.—Length: 10.2 cm to 15.2 cm. Diameter: Pollen amount.—Sparse. 0.15 cm. Color: RHS 133C (green) with a light flush Stigma color:—RHS 1B (green-yellow). of RHS 59C (red). Style color:—RHS 1B (green-yellow). Pedicel: Style length.—Minute. Length.—1.0 cm. Fruit and seed set: Has not been observed. Diameter:–1.0 mm. Disease and insect resistance: Typical of Helianthemum. Texture.—Smooth. COMPARISON WITH COMMERCIAL Color:-RHS 133C (green) with a light flush of 59C (red). Maxross differs from the commercial cultivar Belgravia Flower: Rose' (unpatented) in that Maxross has red-purple flowers, Diameter:—3.0 cm. while Belgravia Rose' has pink flowers. Depth.—1.5 cm. Maxross differs from the commercial cultivar Bur Form.—Flat. gundy Dazzler (unpatented) in that Maxross has red Shape.—Rounded. purple flowers, while Burgundy Dazzler has burgundy-red Color (overall). RHS 59A (red-purple). flowers. Number of petals.—5. I claim: Lastingness of individual flowers on the plant.—7 to 10 1. A new and distinct cultivar of Helianthemum plant as days depending on the weather. shown and described herein. Fragrance.—Absent. k k k k k U.S. Patent Mar. 17, 2009 US PP19,832 P2

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