Strawberry plant named ‘DrisStrawEightyOne’

Abstract

A new and distinct variety of strawberry plant named DrisStrawEightyOne, particularly selected for the sweetness and firmness of its fruit, is disclosed.

Claims

1. A new and distinct variety of strawberry plant named DrisStrawEightyOne as shown and described herein.

Description

DESCRIPTION OF THE DRAWINGS

(1) This new strawberry plant is illustrated by the accompanying photographs which show fruit of the plant, flowers, leaves, and the plants. The colors shown are as true as can be reasonably obtained by conventional photographic procedures. The photographs are of plants that are eleven months old.

(2) FIG. 1 illustrates whole fruit of variety DrisStrawEightyOne.

(3) FIG. 2 illustrates longitudinal sections of fruit of variety DrisStrawEightyOne.

(4) FIG. 3 illustrates the upper surfaces of flowers of variety DrisStrawEightyOne.

(5) FIG. 4 illustrates the lower surfaces of flowers of variety DrisStrawEightyOne.

(6) FIG. 5 illustrates leaves of variety DrisStrawEightyOne.

(7) FIG. 6 illustrates a side view of a plant of variety DrisStrawEightyOne.

(8) FIG. 7 illustrates an aerial view of a plant of variety DrisStrawEightyOne.

DETAILED BOTANICAL DESCRIPTION

(9) The following detailed descriptions set forth the distinctive characteristics of DrisStrawEightyOne. The data which define these characteristics is based on observations taken in Monterey County, Calif., USA from 2014 to 2019. This description is in accordance with UPOV terminology. Color designations, color descriptions, and other phenotypical descriptions may deviate from the stated values and descriptions depending upon variation in environmental, seasonal, climatic, and cultural conditions. DrisStrawEightyOne has not been observed under all possible environmental conditions. The botanical description of DrisStrawEightyOne was taken from plants that were eleven months old. The indicated values represent averages calculated from measurements of several plants. Color references are primarily to The R.H.S. Colour Chart of The Royal Horticultural Society of London (R.H.S.) (2015 edition). Descriptive terminology follows the Plant Identification Terminology, An Illustrated Glossary, 2.sup.nd edition by James G. Harris and Melinda Woolf Harris, unless where otherwise defined. Classification: Species.Fragaria x ananassa. Common name.Strawberry. Denomination.DrisStrawEightyOne. Parentage: Female parent.Proprietary strawberry plant 42T172 (unpatented). Male parent.Proprietary strawberry plant 8T145 (unpatented). Plant: Height.33.0 cm. Diameter.59.1 cm. Number of crowns per plant.8.8. Growth habit.Semi-upright. Stolon: Average number of daughter plants per square foot.22. Length.50.6 cm. Diameter at bract.2.8 mm. Anthocyanin coloration.Absent or very weak. Stolon color with anthocyanin coloration.RHS 144B (Strong yellow-green). Leaf: Number of leaflets.Three only. Color of upper surface.RHS NN137A (Greyish olive green). Color of lower surface.RHS 138A (Moderate yellowish green). Variegation.Absent. Terminal leaflet.Length: 7.2 cm. Width: 7.4 cm. Length/width ratio: 0.97. Number of teeth/terminal leaflet: 17.9. Shape of base: Rounded. Margin: Serrate to crenate. Shape in cross section: Concave. Petiole.Length: 22.1 cm. Diameter: 2.5 mm. Attitude of hairs: Slightly outwards. Bract frequency (number present on each petiole): 1.3. Color: RHS 144C (Strong yellow-green). Petiolule.Length: 18.2 mm. Diameter: 1.1 mm. Color: RHS 144C (Strong yellow-green). Stipule.Length: 3.9 cm. Width: 18.4 mm. Anthocyanin coloration: Weak. Anthocyanin color: RHS 62C (Light purplish pink). Color: RHS 144D (Light yellow-green). Inflorescence: Position in relation to foliage.Same level. Pedicel.Attitude of hairs: Slightly outwards. Length: 18.3 mm. Diameter: 1.9 mm. Color: RHS 144B (Strong yellow-green). Flower.Flower diameter (petal tip to petal tip on non-flattened flower): 17.56 mm. Arrangement of petals: Overlapping. Stamen: Present. Typical and observed number of flowers per plant: 6.6. Petal.Length: 7.72 mm. Width: 9.05 mm. Length/width ratio: 0.89. Typical and observed petal number: 5. Color of upper side: RHS NN155B (Pinkish white). Color of lower side: RHS 155D (Yellowish white). Base shape: Concavo-convex. Apex shape: Rounded. Margin: Entire. Calyx.Diameter (sepal tip to sepal tip, measured on back of flower): 22.97 mm. Sepal.Length (sepal tip to point of attachment to receptacle): 8.97 mm. Width: 5.54 mm. Typical and observed sepal number: 9.9. Color of upper surface: RHS 139A (Dark yellow-green). Color of lower surface: RHS 138A (Moderate yellowish green). Fruit: Length.35.8 mm. Width.30.9 mm. Length/width ratio.1.16. Fruit hollow length.18.54 mm. Fruit hollow width.8.47 mm. Fruit hollow length/width ratio.2.189. Fruit weight.21.8 grams. Shape.Conical. Glossiness.Medium. Firmness.Firm. Sweetness.Strong. Color.RHS N45A (Moderate red). Position of achenes.Level with surface. Number of achenes per fruit.187. Position of calyx attachment.Level with fruit. Attitude of sepals.Outwards. Color of flesh (excluding core).RHS 42A (Vivid reddish orange). Color of core.RHS 44A (Vivid red). Production: Flowering interval.Mid-February to early November. Harvest interval.Mid-March to early November. Type of bearing.Partially remontant. Productivity.33,102 kg to 52,670 kg of fruit per acre per season from eleven-month-old plants when grown in Monterey County, Calif., USA. Resistance to abiotic stress, pests, and diseases: Two-spotted spider mite (tetranychus urticae).Moderately susceptible. Botrytis fruit rot (botrytis cinerea).Moderately susceptible. Powdery mildew (podosphaera macularis).Moderately susceptible.

COMPARISON WITH PARENTAL AND COMMERCIAL VARIETIES

(10) DrisStrawEightyOne differs from the proprietary female parent 42T172 (unpatented) in that fruit of DrisStrawEightyOne are sweeter and more prone to raised seeds and uneven coloration than fruit of 42T172.

(11) DrisStrawEightyOne differs from the proprietary male parent 8T145 (unpatented) in that fruit of DrisStrawEightyOne are sweeter and have better shelf life than fruit of 8T145. In addition, DrisStrawEightyOne is less susceptible to powdery mildew when compared with 8T145.

(12) DrisStrawEightyOne differs from the commercial variety DrisStrawFiftyThree (U.S. Plant Pat. No. 29,749) in that DrisStrawEightyOne has a serrate to crenate margin of terminal leaflet, absent or very weak anthocyanin coloration of stolon, calyx attachment level with fruit, and a outwards attitude of sepals on fruit, whereas DrisStrawFiftyThree has a crenate margin of terminal leaflet, strong anthocyanin coloration of stolon, calyx attachment raised from fruit, and an upwards attitude of sepals on fruit.

(13) DrisStrawEightyOne differs from the commercial variety DrisStrawNine (U.S. Plant Pat. No. 20,733) in that DrisStrawEightyOne has absent or very weak anthocyanin coloration of stolon, a serrate to crenate margin of terminal leaflet, weak anthocyanin coloration of stipule, and inflorescence on the same level as foliage, whereas DrisStrawNine has medium anthocyanin coloration of stolon, a crenate margin of terminal leaflet, absent or very weak anthocyanin coloration of stipule, and inflorescence above foliage.