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ES 2-8-23

  • White berries
SpeciesShare of its ancestry traced back to each wild grape species, through the most probable parents. Unknown: lines no source traces back.
  • V. vinifera24%
  • V. labrusca15%
  • Unknown38%
Origin
Swenson, Elmer

Origins

The most probable parents of ES 2-8-23, and what each source says.

ParentsDNA-confirmedA DNA (marker) study confirmed this parent.Sources agreeTwo or more sources name this parent, without DNA proof.One source onlyOnly one source names this parent.⚠ Sources disagreeSources name different parents, or a DNA test did not confirm the stated one.UnknownNo source names this parent.

Mother (seed parent)
ES 5-14One source only

Chateau Stripmine names ES 5-14

Father (pollen parent)
Swenson RedOne source only

Chateau Stripmine names Swenson Red

Most probable recent ancestors of ES 2-8-23. Fainter lines are less certain links. Click a variety for details.Full family tree →
What each source says (1 source)

✓ matches the most probable parent · ✓ ⇄ same parent, but listed as the other parent · ≈ described only by species, consistent · – this source doesn't know this parent, no conflict · ≠ names a different one · struck through = not confirmed by a DNA test.

SourceMother (seed parent)Father (pollen parent)Basis
Chateau Stripmine
Elmer Swenson — crosses list ↗		ES 5-14 Swenson Red Compiled list (original sources not recorded)
Original wording

Listed on Elmer Swenson — crosses list: seed parent ES 5-14, pollen parent Swenson Red.

Row as shown on the site: ES 2-8-23 · ES 5-14 · Swenson Red · Blanc · P

Chateau Stripmine compiles many publications without recording which one each line comes from, so its agreement counts for less than an independent genebank.

Sources checked: VIVC: not found · Chateau Stripmine: gives a pedigree · USDA GRIN: not found

Breeding records
Breeder
Swenson, Elmer — Chateau Stripmine

Species ancestry

ES 2-8-23's ancestry is traced back to wild species for about 62%; the rest is unknown. Depending on which source is right, between 34% and 62% is traced.

  • V. vinifera24%(18%–24%)
  • V. riparia8%(0%–8%)
  • V. labrusca15%(9%–15%)
  • V. rupestris9%(3%–9%)
  • V. aestivalis4%(2%–4%)
  • V. berlandieri1%
  • V. cinerea1%(<1%–1%)
  • Father unknown (open-pollinated)36%(34%–38%)
  • Unknown2%(2%–30%)

How certain is the whole lineage?Covers every generation back to wild species, not just the parents: each part of the lineage counts its weakest link.Includes a one-source link: Traced through at least one link given by a single source.Includes a disputed link: Traced through at least one link the sources disagree on.Father unknown (open-pollinated): Reaches a seedling whose father is unknown (open-pollinated).Unknown ancestry: Not traced back to wild species.

Following every line of ES 2-8-23's ancestry back to wild species: about 30% relies on a single source somewhere; about 31% passes through a link the sources disagree on; about 38% can't be traced (unknown parent or open-pollinated).

  • Includes a one-source link30%
  • Includes a disputed link31%
  • Father unknown (open-pollinated)36%
  • Unknown ancestry2%

OffspringOur database holds the varieties our winegrowers grow and all their ancestors. These are the descendants we know of, not every variety ever bred from this one.

1 variety was bred directly from ES 2-8-23.

Descendants grown by our winegrowersEvery variety descended from ES 2-8-23, at any generation, that at least one winegrower in our data grows. Ranked by number of winegrowers.

Generation · number of winegrowers growing it

Bred directly from it (1)

Lines from ES 2-8-23 leading to varieties our winegrowers grow. Click a variety for details.Full descendant tree →

Sources

Pedigree data for ES 2-8-23 combines these sources: