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SWEET ORANGE PLANT NAMED 'OLL-DC-3-40'

20260130302 ยท 2026-05-07

    Inventors

    Cpc classification

    International classification

    Abstract

    A new and distinct cultivar of sweet orange plant named OLL-DC-3-40 selected for processing and fresh market, characterized by an increased resistance to HLB. Fruit of OLL-DC-3-40 are round, and trees of OLL-DC-3-40 grow faster and larger than trees of commercial cultivar Valencia.

    Claims

    1. A new and distinct sweet orange plant named OLL-DC-3-40 as illustrated and described herein.

    Description

    DESCRIPTION OF THE FIGURES

    [0013] This new sweet orange cultivar OLL-DC-3-40 is illustrated by the accompanying photographs which show the tree's from, foliage and fruit. The colors shown are as true as can be reasonably obtained by conventional photographic procedures. The photographs are of a tree approximately 4 years old.

    [0014] FIG. 1 shows a close-up view of the mature fruit from the new cultivar OLL-DC-3-40 with the rind present and cross-sectional view of the fruit when cut in the center;

    [0015] FIG. 2 shows overall tree growth habit of the new cultivar OLL-DC-3-40;

    [0016] FIG. 3 shows a cluster with flower buds of the new cultivar OLL-DC-3-40 in different growth stages;

    [0017] FIG. 4 shows a cluster with flowers of the new cultivar OLL-DC-3-40;

    [0018] FIG. 5 shows a trunk of a tree of the new cultivar OLL-DC-3-40;

    [0019] FIG. 6 shows branches of a tree of the new cultivar OLL-DC-3-40;

    [0020] FIG. 7 shows different growth stages of flowers of the new cultivar OLL-DC-3-40 with a ruler for size reference;

    [0021] FIG. 8 shows fully expanded leaves of the new cultivar OLL-DC-3-40 with a ruler for size reference;

    [0022] FIG. 9 shows a close-up view of a fully expanded flower of the new cultivar OLL-DC-3-40 with a ruler for size reference;

    [0023] FIG. 10 shows a close-up view of seeds of the new cultivar OLL-DC-3-40 with a ruler for size reference;

    [0024] FIG. 11 shows a fruit on a tree of the new cultivar OLL-DC-3-40;

    [0025] FIG. 12 shows OLL-DC-3-40 reset trees growing on Fast Eddy (UFR-1 clone #28) rootstock, grown with no psyllid control; and

    [0026] FIG. 13 shows 4.5-year-old trees of the new cultivar OLL-DC-3-40 growing on US-942 rootstock at Eagle Lake, grown with no individual protective covers (IPCs) and no antibiotics.

    DETAILED BOTANICAL DESCRIPTION OF THE CULTIVAR

    [0027] The present botanical description is that of the new cultivar OLL-DC-3-40 grown on 4.5-year-old trees growing on US-942 rootstock (C. reticulata x Poncirus trifoliata) in Lake Alfred, Florida. The colors (except those in common terms) are described from R.H.S. Colour Chart published by the Royal Horticultural Society in London (2007, 5th edition), in association with the Flower Council of Holland.

    Botanical Description

    [0028] Botanical classification: [0029] Family.Rutaceae. [0030] Botanical name.Citrus sinensis. [0031] Common name.Sweet orange. [0032] Cultivar.OLL-DC-3-40 [0033] Parentage: OLL (Orie & Louise Lee) Sweet Orange #8 ('OLL-8). [0034] Tree: [0035] Ploidy.Diploid. [0036] Size.Medium. [0037] Width across the row.2.9 meters on average. [0038] Width down row.3 meters on average. [0039] Tree height.2.03 meters on average. [0040] Tree canopy diameter.8.32 meters on average. [0041] Vigor.Vigorous. [0042] Density.Dense. [0043] Tree shape (form).Obloid. [0044] Growth habit (current season).Drooping. [0045] Trunk: [0046] Trunk diameter.27 cm on average at 30 cm above the ground. [0047] Trunk texture.Smooth. [0048] Trunk bark color.RHS 197A (Grey-Brown Group). [0049] Branches: [0050] Branch length.1.37 meters on average. [0051] Branch diameter.11.81 cm on average. [0052] Crotch angle.On average, the angle is less than 90 degrees in the middle of the tree and some crotch angles on the outside are more than 90 degrees. [0053] Branch texture.Relatively smooth and with small thorns. [0054] Branch color.RHS 199A (Grey-Brown Group). [0055] Leaves: [0056] Size (lamina average): [0057] Length.82 mm on average. [0058] Width.48 mm on average. [0059] L/W ratio.1.71 on average. [0060] Thickness.Regular (approximately 0.25 mm). [0061] Type.Simple (unifoliate). [0062] Shape.Elliptical. [0063] Apex.Slightly retuse. [0064] Base.Acute to sub-obtuse. [0065] Surface: [0066] Upper surface.Glabrous. [0067] Lower surface.Medium veins. [0068] Color: [0069] Upper surface (adaxial).RHS 138A (Green Group). [0070] Lower surface (abaxial).RHS 146 D (Yellow-Green Group). [0071] Petiole: [0072] Shape and attachment.Brevipetiolate. The junction between petiole and lamina is articulate. [0073] Shape (petiole wing).Obovate with narrow end at the base. [0074] Length.18 mm on average. [0075] Width.4.5 mm on average. [0076] Color.RHS 144 A (Yellow-Green Group). [0077] Flowers: [0078] Type.Hermaphrodite. [0079] Flowers bearing.Flowers grow from leaf terminals and leaf axillaries. Some branches have flower grown in clusters, each cluster consists of 2 to 6 flowers. Some flowers can grow individually. [0080] Flower diameter.34 mm on average. [0081] Flower depth.14 mm on average. [0082] Flower blooming period.February to April. [0083] First bloom.Late February. [0084] Full bloom.March. [0085] Fragrance.Fragrant. [0086] Flower buds' size: [0087] Length.1.4 mm on average for the initially visible flower bud; 12.5 mm on average in the mature bud. [0088] Diameter.1.3 mm on average in the initial visible flower bud; 9.3 mm on average in the matured bud. [0089] Flower bud shape.Initially with a round shape and having an elongated olive shape when mature. [0090] Flower bud color (RHS).RHS 144C (Yellow-Green Group) for the initial visible flower bud; RHS 157B (Green-White Group) for mature buds. [0091] Fertility.Appears to be self-fertile. [0092] Petals: [0093] Number.5. [0094] Petal length.18.2 mm on average. [0095] Petal width.7.3 mm on average. [0096] Petal shape.Recurved/cruciform. [0097] Apex shape.Smooth with an obtuse angle. [0098] Base shape.Obtuse. [0099] Petal color: [0100] Upper Surface.RHS 155A (White Group). [0101] Lower surface.RHS 155B (White Group). [0102] Margin.Smooth. [0103] Sepal: [0104] Number (per flower).4 per flower on average. [0105] Shape.Short flat delta with acute angle at apex. [0106] Length.4.4 mm on average. [0107] Width.4.5 mm on average. [0108] Apex shape.Acute. [0109] Margin.Smooth. [0110] Sepal color: [0111] Upper surface.RHS 145C (Yellow-Green Group). [0112] Lower surface.RHS 144D (Yellow-Green Group). [0113] Pedicel: [0114] Length.6.7 mm on average. [0115] Diameter.1.5 mm on average. [0116] Color.RHS 144 C (Yellow-Green Group). [0117] Stamen: [0118] Number.28 per flower on average. [0119] Length.13.4 mm on average. [0120] Anther: [0121] Length.1.9 mm on average. [0122] Width.0.8 mm on average. [0123] Pollen color (general).RHS 163A (Greyed-Yellow Group). [0124] Pistil: [0125] Number.1. [0126] Length.9.6 mm on average. [0127] Color.RHS 145C (Yellow-Green Group). [0128] Style length.7.2 mm on average. [0129] Style diameter.1.9 mm on average. [0130] Style color RHS.RHS 145C (Yellow-Green Group). [0131] Ovary shape.Oval. [0132] Ovary diameter.2.9 mm on average. [0133] Ovary color.RHS 144A (Yellow Green Group). [0134] Fruit: [0135] Fruit weight.130-150 g on average. [0136] Size.Uniform (small to medium size). [0137] Diameter.65 mm on average. [0138] Length.70 mm on average. [0139] Shape.Round and earth-shaped. [0140] Shape (cross-section).Round. [0141] Apex.Truncated with shallow dent mark. [0142] Base.No neck, truncated. [0143] Rind: [0144] Adherence.Albedo (mesocarp) to fresh (endocarp) is strong and relatively difficult to separate. [0145] Thickness.Approximately 3 mm to 4 mm, thin to medium compared to other commercial sweet orange varieties. [0146] Texture.Firm. [0147] Color.Flavedo (epicarp): RHS 16A (Yellow-Orange Group). Albedo (mesocarp): RHS 18D (Yellow-Orange Group). Endocarp: RHS 25B (Orange Group). [0148] Stylar end.Closed. [0149] Oil cell density.Approximately 78 per mm2. [0150] Flesh: [0151] Number of segments.9 to 10 segments per fruit on average. [0152] Segment walls.Soft, but of sufficient strength to maintain integrity as separated. [0153] Juice.Abundant. [0154] Color.Uniformly colored RHS 25B (Orange Group) (39.9 color score via State House testing). [0155] Texture.Soft. [0156] Vesicles: Medium thickness. [0157] Length.7 mm on average. [0158] Width.2.5 mm on average. [0159] Eating quality: [0160] Sucrose content (average Brix).9.5-11.5 (in young trees, approximately 3-5 years of age, with HLB). [0161] Acidity.0.97 on average (in young trees with HLB). [0162] Sugar:acid ratio.12 (in young trees with HLB; higher brix and ratio are expected if harvested later or from older trees). [0163] Seeds: [0164] Type.Polyembryonic. [0165] Number.Between 3 to 4 seeds (3.9 on average). [0166] Shape.Variable, typically clavate/club shaped to deltoid shaped. [0167] Size: [0168] Length.15 mm on average. [0169] Width.7 mm on average. [0170] Seed coat color: [0171] Outer Surface.RHS 163D (Greyed-Orange Group). [0172] Inner surface.RHS 165D (Greyed-Orange Group). [0173] Cotyledon color.RHS 157A (Green-White Group).

    TABLE-US-00001 TABLE 1 Juice quality data from 3.5-year-old reset trees of OLL-DC-3-40, as well as other OLL series clones, from oranges harvested in January 2023 from St. Cloud, Florida (6-8 weeks prior to expected full maturity). Data: Wt. Wt. Wt. Juice Lbs. Sample Sample Juice per Box % Total Solids Juice ID Scion/rootstock (lbs.) (lbs.) (lbs.) Acid Brix Ratio per Box Color R1T9 OLL-DC-3-40/UF-1 4.54 2.58 51.145 1.50 11.50 7.67 5.88 36.8 CL.55 Super Roots RIT11 OLL-3-IR 46x 20-04- 11.07 6.41 52.114 1.31 10.26 7.83 5.35 36.2 42 RIT12 OLL-DC-3-36/UF-1 4.96 2.97 53.891 1.15 11.30 9.83 6.09 37.1 CL.55 Super Roots R1T13 OLL-DC-3-40/UF-1 2.99 1.57 47.258 1.25 10.40 8.32 4.92 35.5 CL.28 Fast Eddy R2T6 OLL-DC-3-40/UF-1 17.20 9.97 52.169 1.06 10.06 9.49 5.25 37.3 CL.2 Super Roots-2 R2T14 OLL-DC-3-40/UF-1 5.81 3.41 52.823 0.97 10.10 10.41 5.33 36.7 CL.28 Fast Eddy R2T15 OLL-DC-3-36/UF-1 4.81 2.80 52.391 1.17 10.70 9.15 5.61 36.1 CL.28 Fast Eddy R2T16 OLL-DC-3-36/UF-1 12.40 7.35 53.347 1.38 11.92 8.64 6.36 36.3 CL.55 Super Roots R4T1 OLL-DC-3-36/UF-1 13.22 7.59 51.672 1.04 10.20 9.81 5.27 36.7 CL.2 Super Roots-2 R7T28 OLL-DC-3-36/UF-1 18.28 10.55 51.942 1.24 10.72 8.65 5.57 36.3 CL.2 Super Roots-2 Trees were HLB+ and grown with no psyllid control.

    TABLE-US-00002 TABLE 2 Comparison of 4-year-old trees of OLL-DC-3-40 grown on US-942 rootstock (OLL-DC-3-40/US-942), OLL-DC-3-36 grown on US-942 (OLL-DC-3-36/ US-942), and Valencia grown on US-942 rootstock (Valencia/US-942) for tree size and yield, average of 10 trees per selection (data collected February 2024). Tree Tree Canopy Boxes/ Scion/ Height (m) Scion/ Volume (m) Scion/ Tree Rootstock Mean* Rootstock Mean* Rootstock Mean* OLL-DC-3-40/ A 2.0 OLL-DC-3-40/ A 9.3 OLL-DC-3-36/ A 0.4 US-942 US-942 US-942 OLL-DC-3-36/ A 1.9 OLL-DC-3-36/ A 7.9 OLL-DC-3-40/ B 0.1 US-942' US-942 US-942 Valencia/ B 1.4 Valencia/ B 5.4 Valencia/ B 0.1 US-942 US-942 US-942 *Means not connected by the same letter are significantly different ( = 0.05).

    TABLE-US-00003 TABLE 3 Pilot Plant Juice Quality Data from OLL clones, including OLL-DC-3-40 and Valencia, fruit harvested from 4-year-old trees at Eagle Lake, Florida (note that Valencia did not pass maturity standards). Lbs. Lbs. Wt. Wt. Juice Solids Avg. Sample Juice per % Total Bin per Juice Fruit Sample ID (Lbs.) (Lbs.) Box Acid Brix Ratio No. Box Color Wt. OLL-DC- 17.98 10.36 51.858 0.97 9.54 9.84 46 4.95 39.39 0.39 3-40 Eagle OLL-DC- 18.22 10.50 51.866 0.85 9.14 10.75 43 4.74 39.10 0.44 3-36 Eagle OLL-8 21.30 11.79 49.817 0.96 9.41 9.80 51 4.69 38.87 0.42 Eagle Valencia 20.38 11.19 49.416 1.14 8.93 7.83 63 4.41 37.33 0.32 Eagle