USPP12244P2 - Portulaca plant named ‘Summer Joy Scarlet’ - Google Patents

Portulaca plant named ‘Summer Joy Scarlet’ Download PDF

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Publication number
USPP12244P2
USPP12244P2 US09/353,037 US35303799V USPP12244P2 US PP12244 P2 USPP12244 P2 US PP12244P2 US 35303799 V US35303799 V US 35303799V US PP12244 P2 USPP12244 P2 US PP12244P2
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Prior art keywords
scarlet
portulaca
plant
summer
joy
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US09/353,037
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Hiromi Matsukizono
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Sakata Seed Corp
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Sakata Seed Corp
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01HNEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
    • A01H5/00Angiosperms, i.e. flowering plants, characterised by their plant parts; Angiosperms characterised otherwise than by their botanic taxonomy
    • A01H5/02Flowers
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01HNEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
    • A01H6/00Angiosperms, i.e. flowering plants, characterised by their botanic taxonomy

Definitions

  • This invention relates to a new and distinct cultivar of Portulaca plant, hereinafter referred to by the name ‘Summer Joy Scarlet’.
  • Portulaca ‘Summer Joy Scarlet’ is a new variety of Portulaca oleracea.
  • the plant has a vigorous spreading growth habit and can be used as a groundcover. It can also be used in a potted or hanging basket presentation.
  • the invention's flowers are orange-red (RHS 46B) with a yellow (RHS 9A) center. The flowers are single and measure 5.6 to 6.4 centimeters in diameter when fully open. There are five distinct petals with an indent at the tip of each petal.
  • Portulaca flowers will typically close under low light and low temperature conditions such as late in the day and at night.
  • ‘Summer Joy Scarlet’ Portulaca flowers will stay open later into the evening than most other cultivated varieties. The plant performs well in hot and dry climates. The plant is very resistant to rain, heat and drought.
  • the new cultivar is propagated asexually from vegetative cuttings.
  • the asexual reproduction establishes that the plant does in fact maintain the characteristics described in successive generations.
  • ‘Summer Joy Scarlet’ has been reproduced by stem cuttings in Salinas, Calif., and all of the characteristics thereof have been determined to be firmly fixed.
  • ‘Summer Joy Scarlet’ originated from a hybridization made by the inventor Hiromi Matsukizono in Japan.
  • the female parent is a commercial variety known as ‘Yubi® Scarlet’, an unpatented variety of Portulaca and the male parent was a commercial variety known as ‘Yubi® Rose’, an unpatented variety of Portulaca.
  • the initial cross-pollination of the parents, resulting in F 1 generation seed, was made in June, 1991. In February, 1992, the F 1 seed was sown. From these plants, three plants were selected for appealing flower color. In June through September of 1992 the three selected plant lines were vegetatively propagated and tested for easy reproducibility and stability of traits. One of these three plant lines was hence selected for orange-red flower color, large flower size and easy propagation.
  • FIG. 1 is a close-up view of a ‘Summer Joy Scarlet’ flower illustrating its color and shape.
  • FIG. 2 is a view of the new cultivar after growing in a greenhouse for 8 to 10 weeks in a six-inch diameter pot.
  • Vigor. The plant is most vigorous at high temperatures.
  • Shape Oblanceolate with cuspidate tip in mature leaves and acute tips in younger leaves near the apex of the stem.
  • Petiole. Contains anthocyanin pigment (red purple RHS 63B).
  • Upper leaf surface is green RHS 137A and the lower surface is green (137B) with red-purple (63B) anthocyanin present at the edge.
  • Leaf surface is smooth, shiny and wax-like. Leaves are thick and fleshy.
  • Shape Five distinct petals with an indent at tip of petal.
  • Petal shape Heart-shaped with a square base; approximately 2.1 cm ⁇ 1.9 cm; petal tips may fold underneath the petal where the tip edge and side edge meet.
  • Unopened stage (the development stage at which the petals have elongated from the sepals but not yet fully extended and opened): Red (34A).
  • Mature stage Upper petal color is red (46B) with a center of RHS 14C and Lower petal color is orange-red (32B) with a center of RHS 14C.
  • Sepal. Two sepals, deltoid shaped; measures 1 cm in length and 0.9 cm in width; sepals are thin, paper-like, smooth and shiny; color is translucent with green venation.
  • Plants The flowers bloom during midmorning and close at night. Each flower blooms only once and are produced throughout the growing season. The plants produce flowers regardless of day length; the plants are day neutral. Plants can have 40 to 50 open flowers at one time and have no fragrance.
  • Plant is heat tolerant; thrives in heat and humidity; plant is not cold tolerant below 7° C.
  • Reproductive organs One yellow (12A) pistil with five narrow style branches and many yellow (12A) stamen with orange-yellow anthers and yellow filaments; pollen is orange (26A); flowers do not produce seed.
  • the new variety is distinguished from other Portulaca plants known to inventor by its flower color, larger flower size and ability to stay open later into the evening.
  • the closest commercial cultivar that we are aware of is the Portulaca plant named ‘Yubi® Scarlet’ (an unpatented variety).
  • the distinguishing characteristics, which differentiate ‘Summer Joy Scarlet’ from ‘Yubi® Scarlet’, are:

Abstract

Portulaca ‘Summer Joy Scarlet’ is a new variety of Portulaca oleracea. This plant has a vigorous, spreading plant growth which produces large, orange-red flowers having a yellow center.

Description

BACKGROUND OF THE NEW PLANT
This invention relates to a new and distinct cultivar of Portulaca plant, hereinafter referred to by the name ‘Summer Joy Scarlet’. Portulaca ‘Summer Joy Scarlet’ is a new variety of Portulaca oleracea. The plant has a vigorous spreading growth habit and can be used as a groundcover. It can also be used in a potted or hanging basket presentation. The invention's flowers are orange-red (RHS 46B) with a yellow (RHS 9A) center. The flowers are single and measure 5.6 to 6.4 centimeters in diameter when fully open. There are five distinct petals with an indent at the tip of each petal. Portulaca flowers will typically close under low light and low temperature conditions such as late in the day and at night. ‘Summer Joy Scarlet’ Portulaca flowers will stay open later into the evening than most other cultivated varieties. The plant performs well in hot and dry climates. The plant is very resistant to rain, heat and drought.
ORIGIN AND ASEXUAL REPRODUCTION
The new cultivar is propagated asexually from vegetative cuttings. The asexual reproduction establishes that the plant does in fact maintain the characteristics described in successive generations. ‘Summer Joy Scarlet’ has been reproduced by stem cuttings in Salinas, Calif., and all of the characteristics thereof have been determined to be firmly fixed.
‘Summer Joy Scarlet’ originated from a hybridization made by the inventor Hiromi Matsukizono in Japan. The female parent is a commercial variety known as ‘Yubi® Scarlet’, an unpatented variety of Portulaca and the male parent was a commercial variety known as ‘Yubi® Rose’, an unpatented variety of Portulaca. The initial cross-pollination of the parents, resulting in F1generation seed, was made in June, 1991. In February, 1992, the F1 seed was sown. From these plants, three plants were selected for appealing flower color. In June through September of 1992 the three selected plant lines were vegetatively propagated and tested for easy reproducibility and stability of traits. One of these three plant lines was hence selected for orange-red flower color, large flower size and easy propagation. In February, 1997, cuttings of this plant line were sent to California. During the spring and summer of 1997 and 1998, plants were grown under the direction and supervision of the inventor for evaluation of the stability of the line's desired traits. Plants were evaluated in greenhouse pots at the research station at Salinas, Calif., and at the breeding station in Kakegawa, Japan. The invention, ‘Summer Joy Scarlet’ Portulaca, was determined by the inventor to have its characteristics, as herein described, firmly fixed.
BRIEF DESCRIPTION OF DRAWINGS
The accompanying drawings serve by color photographic means to illustrate the new plant variety, ‘Summer Joy Scarlet’. The colors are represented as true as possible using conventional photographic procedures.
FIG. 1 is a close-up view of a ‘Summer Joy Scarlet’ flower illustrating its color and shape.
FIG. 2 is a view of the new cultivar after growing in a greenhouse for 8 to 10 weeks in a six-inch diameter pot.
DETAILED DESCRIPTION OF THE NEW VARIETY
The following description is based on observations and measurements from 14-16 week old plants grown in six-inch pots at Salinas, Calif. These plants were grown in plastic pots containing a peat moss-based medium. The plants were grown in the greenhouse under full sunlight in Salinas, Calif. Night temperatures ranged from 16° C. to 21° C. and day temperatures ranged from 24° C. to 35° C. The soil was not allowed to stay saturated but the plants were irrigated when the soil began to dry, or every second or third day. Soluble fertilizer was applied through an overhead irrigation system. The fertilizer contained 18% nitrogen, 8% phosphorus and 18% potassium. Every fourth irrigation was done with non-fertilizer water. Color designations were made according to The Royal Horticultural Society Colour Chart published by The Royal Horticultural Society of London, England.
Origin: Japan.
Parentage:
Female parent.—Yubi® Scarlet (not patented).
Male parent.—Yubi® Rose (not patented).
Classification:
Family.—Portulacaceae.
Genus.—Portulaca.
Species.—Oleracea.
Commercial.—Portulaca/purslane ‘Summer Joy Scarlet’.
Plant:
Growth habit.—Prostrate.
Plant height.—7 cm.
Spreading area of plant.—60-80 cm (in a six-inch pot).
Vigor.—The plant is most vigorous at high temperatures.
Time to initiate/develop roots.—Vegetative cuttings root in 7-10 days after placing into a rooting medium such as a peat moss-based mixture. The cuttings will form roots without the use of overhead mist.
Stem:
Thickness.—2.4 mm.
Color.—Yellowish green (144A) with red-purple (63B) anthocyanin present in the axial portion of the stem.
Pubescence.—Present only at the nodes.
Branching.—Abundant.
Length of internode.—5-15 mm.
Leaf:
Shape.—Oblanceolate with cuspidate tip in mature leaves and acute tips in younger leaves near the apex of the stem.
Length (average).—2.1 cm.
Width (average).—1.1 cm.
Petiole.—Contains anthocyanin pigment (red purple RHS 63B).
Thickness.—1.9 mm.
Color.—Upper leaf surface is green RHS 137A and the lower surface is green (137B) with red-purple (63B) anthocyanin present at the edge.
Pubescence.—None.
Texture.—Leaf surface is smooth, shiny and wax-like. Leaves are thick and fleshy.
Flower:
Shape.—Five distinct petals with an indent at tip of petal.
Petal shape.—Heart-shaped with a square base; approximately 2.1 cm×1.9 cm; petal tips may fold underneath the petal where the tip edge and side edge meet.
Lobation.—None.
Diameter.—5.6-6.4 cm when fully opened.
Color.—Unopened stage (the development stage at which the petals have elongated from the sepals but not yet fully extended and opened): Red (34A). Mature stage: Upper petal color is red (46B) with a center of RHS 14C and Lower petal color is orange-red (32B) with a center of RHS 14C.
Bud.—Lanceolate shaped; mature bud measures 1.6 cm in length and 0.7 cm in diameter; color is yellow-green (145A).
Sepal.—Two sepals, deltoid shaped; measures 1 cm in length and 0.9 cm in width; sepals are thin, paper-like, smooth and shiny; color is translucent with green venation.
Habit.—The flowers bloom during midmorning and close at night. Each flower blooms only once and are produced throughout the growing season. The plants produce flowers regardless of day length; the plants are day neutral. Plants can have 40 to 50 open flowers at one time and have no fragrance.
Season of bloom.—In zone 9 and similar locations this plant will flower throughout the entire year. Growth is less vigorous during the cool temperatures and short days of winter, but the plant will continue to bloom.
Hardiness.—Plant is heat tolerant; thrives in heat and humidity; plant is not cold tolerant below 7° C.
Reproductive organs.—One yellow (12A) pistil with five narrow style branches and many yellow (12A) stamen with orange-yellow anthers and yellow filaments; pollen is orange (26A); flowers do not produce seed.
Disease and Insect Resistance
No unusual susceptibility of diseases or insects have been observed.
Comparison with Other Known Varieties
The new variety is distinguished from other Portulaca plants known to inventor by its flower color, larger flower size and ability to stay open later into the evening. The closest commercial cultivar that we are aware of is the Portulaca plant named ‘Yubi® Scarlet’ (an unpatented variety). The distinguishing characteristics, which differentiate ‘Summer Joy Scarlet’ from ‘Yubi® Scarlet’, are:
’Summer Joy Scarlet' ’Yubi ® Scarlet'
Flower Diameter 5.6-6.4 cm 4.3-4.8 cm
Flower Color Orange-red with yellow Red-orange
center
Flower Closing Behavior Open longer in evening Closes earlier
in afternoon

Claims (1)

We claim:
1. A new and distinct cultivar of Portulaca plant as shown and described herein.
US09/353,037 1999-07-13 1999-07-13 Portulaca plant named ‘Summer Joy Scarlet’ Expired - Lifetime USPP12244P2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US09/353,037 USPP12244P2 (en) 1999-07-13 1999-07-13 Portulaca plant named ‘Summer Joy Scarlet’

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/353,037 USPP12244P2 (en) 1999-07-13 1999-07-13 Portulaca plant named ‘Summer Joy Scarlet’

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USPP11349P (en) * 1998-09-03 2000-04-11 Babikow; Oliver W. Portulaca plant named `Eulalie`

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USPP11349P (en) * 1998-09-03 2000-04-11 Babikow; Oliver W. Portulaca plant named `Eulalie`

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
UPOV-ROM GTITM Computer Database, GTI JOUVE Retrieval Software, citations for "Summer Joy Scarlet', Aug. 2000. *

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Owner name: SAKATA SEED CORPORATION, JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:MATSUKIZONO, HIROMI;REEL/FRAME:010115/0761

Effective date: 19990621