The invention pertains to spinach plants comprising a gene or locus which leads to a broad spectrum resistance to Peronospora farinosa f sp. spinaciae (Pfs). The invention also relates to progeny of said spinach plants, to propagation material of said spinach plants, to a cell of said spinach plants, to seed of said spinach plants, and to harvested leaves of said spinach plants. This invention further relates to use of said spinach plants in breeding to confer resistance against Peronospora farinosa f. sp. spinaciae.

The present invention relates to an allele designated alpha-CMV which confers resistance to CMV when present in a spinach plant, wherein the protein encoded by said allele is a CC-NBS-LRR protein that comprises in its amino acid sequence: a) the motif “MAEIGYSVC” (SEQ ID NO: 22) at its N-terminus; and b) the motif “KWMCLR” (SEQ ID NO: 23); and c) an LRR domain that has in order of increased preference at least 95%, 96%, 97%, 98%, 99%, 100% sequence similarity to SEQ ID NO: 10. The allele has a genomic nucleotide sequence which in order of increased preference has at least 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90%, 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99%, 100% sequence similarity to SEQ ID NO: 1. The invention further relates to plants comprising the allele and to various methods involving the allele.

The present disclosure provides for unique spinach plants with broad-spectrum resistance to downy mildew and their progeny. Such plants may comprise an introgressed QTL associated with the broad-spectrum resistance to downy mildew. In certain aspects, compositions, including distinct polymorphic molecular markers, and methods for producing, using, identifying, selecting, and the like of plants or germplasm with resistance to downy mildew are provided.

The invention provides seeds and plants of spinach line MSA-S017-1111F. The invention thus relates to the plants, seeds, plant parts, and tissue cultures of spinach line MSA-S017-1111F and to methods for producing a spinach plant produced by crossing such plants with themselves or with another plant, such as a spinach plant of another genotype. The invention further relates to seeds and plants produced by such crossing. The invention further relates to plants, seeds, plant parts, and tissue cultures of spinach line MSA-S017-1111F comprising introduced beneficial or desirable traits.

The invention provides seeds and plants of spinach hybrid SVVB5873, spinach line SMB-S017-1270F, and spinach line SMB-S016-1265M. The invention thus relates to the plants, seeds, plant parts, and tissue cultures of spinach hybrid SVVB5873, spinach line SMB-S017-1270F, and spinach line SMB-S016-1265M and to methods for producing a spinach plant produced by crossing such plants with themselves or with another plant, such as a spinach plant of another genotype. The invention further relates to seeds and plants produced by such crossing. The invention further relates to plants, seeds, plant parts, and tissue cultures of spinach hybrid SVVB5873, spinach line SMB-S017-1270F, and spinach line SMB-S016-1265M comprising introduced beneficial or desirable traits.

The present invention relates to an allele designated alpha-WOLF 24 which confers resistance to at least one Peronospora farinosa f. sp. spinacea race, wherein the protein encoded by said allele is a CC-NBS-LRR protein that comprises in its amino acid sequence: a) the motif “MAEIGYSVC” SEQ ID NO: 1 at its N-terminus; and b) the motif “KWMCLR” SEQ ID NO: 2; and wherein the LRR domain of the protein has in order of increased preference at least 95%, 96%, 97%, 98%, 98.2%, 98.5%, 98.8%, 99%, 100% sequence similarity to SEQ ID NO: 10. The allele when present in a spinach plant confers complete resistance to at least Peronospora farinosa f. sp. spinacea race Pfs:1, Pfs:2, Pfs:5, Pfs:6, Pfs:7, Pfs:9, Pfs:11, Pfs:13, Pfs:15 and Pfs:17, and does not confer resistance to downy mildew race Pfs:16.

Provided herein are substantially pericarp free Spinacia oleracea, or spinach, seeds. Also provided herein are methods for producing substantially pericarp free Spinacia oleracea, or spinach, seeds and Spinacia oleracea, or spinach plant capable of producing substantially pericarp free seeds. Also provided herein are Spinacia oleracea seeds wherein the seeds are substantially free of pericarp and the seeds are obtainable by crossing a female Spinacia oleracea parent plant with a male Spinacia oleracea parent plant resulting in seed production by the female Spinacia oleracea parent plant, the female Spinacia oleracea parent homozygously comprises in its genome a recessive trait substantially preventing pericarp formation on seeds produced and harvesting Spinacia oleracea seeds substantially free of pericarp.

The invention provides seeds and plants of spinach line MSA-S017-1111F. The invention thus relates to the plants, seeds, plant parts, and tissue cultures of spinach line MSA-S017-1111F and to methods for producing a spinach plant produced by crossing such plants with themselves or with another plant, such as a spinach plant of another genotype. The invention further relates to seeds and plants produced by such crossing. The invention further relates to plants, seeds, plant parts, and tissue cultures of spinach line MSA-S017-1111F comprising introduced beneficial or desirable traits.

The invention provides seeds and plants of spinach hybrid SVVB5873, spinach line SMB-S017-1270F, and spinach line SMB-S016-1265M. The invention thus relates to the plants, seeds, plant parts, and tissue cultures of spinach hybrid SVVB5873, spinach line SMB-S017-1270F, and spinach line SMB-S016-1265M and to methods for producing a spinach plant produced by crossing such plants with themselves or with another plant, such as a spinach plant of another genotype. The invention further relates to seeds and plants produced by such crossing. The invention further relates to plants, seeds, plant parts, and tissue cultures of spinach hybrid SVVB5873, spinach line SMB-S017-1270F, and spinach line SMB-S016-1265M comprising introduced beneficial or desirable traits.

The invention provides seeds and plants of spinach line MSA-S017-1271F. The invention thus relates to the plants, seeds, plant parts, and tissue cultures of spinach line MSA-S017-1271F and to methods for producing a spinach plant produced by crossing such plants with themselves or with another plant, such as a spinach plant of another genotype. The invention further relates to seeds and plants produced by such crossing. The invention further relates to plants, seeds, plant parts, and tissue cultures of spinach line MSA-S017-1271F comprising introduced beneficial or desirable traits.