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Solanum schenckii

Common Name(s)  
Tubers of the wild potato species Solanum schenckii
Solanum schenckii tubers
Code snk
Synonyms  
Clade Mixed
Series Demissa
Ploidy Hexaploid (6x)
EBN 4
Self-compatible Unknown (probably yes)
Genome
AABBPP
Cytoplasm Type D, W (Hosaka 2014)

Description

Solanum schenckii (schenckii in honor of Heinrich Schenck, who first collected the species) is a woodland species from central Mexico.  Plants roughly 12 to 18 inches tall.  Flowers violet to purple.  Berries long and ovoid, green with white or lighter green spots.

Resistances

Vega (1995) found that this species is more frost tolerant than domesticated potato.

Condition Type Level of Resistance Source
Early Blight Fungus Somewhat resistant Jansky 2008
Golden nematode (G. rostochiensis) Invertebrate Somewhat resistant Castelli 2003
Potato Cyst Nematode (G. pallida) Invertebrate Somewhat resistant Castelli 2003
Potato Virus Y Virus Not resistant Cai 2011
Soft rot (P. carotovorum) Bacteria Somewhat resistant Chung 2011

Glykoalkaloid content

Images

Solanum schenckii plant
Solanum schenckii plant
Solanum schenckii plant
Solanum schenckii plant
Solanum schenckii plant
Solanum schenckii plant
Solanum schenckii flower
Solanum schenckii flower
Solanum schenckii plant
Solanum schenckii plant
Solanum schenckii flower
Solanum schenckii flower
Solanum schenckii flower
Solanum schenckii flower
Solanum schenckii flower buds
Solanum schenckii flower buds
Solanum schenckii flower back
Solanum schenckii flower back
Solanum schenckii flower
Solanum schenckii flower
Solanum schenckii plant
Solanum schenckii plant
Solanum schenckii flower
Solanum schenckii flower
Berries of the wild potato species Solanum schenckii
Solanum schenckii berries
Tubers of the wild potato species Solanum schenckii
Solanum schenckii tubers
 
 

Breeding

Jackson (1999) found 4-5% 2n pollen in varieties of this species.

Crosses with S. tuberosum

Female Male Berry Set
Seed Set Germ Ploidy Source
S. tuberosum S. schenckii None None     Jackson (1999)
S. schenckii S. tuberosum Low Low     Jackson (1999)
             

Crosses with other species

Female Male Berry Set
Seed Set Germ Ploidy Source
             

References

Solanum schenckii at Solanaceae Source

Solanum schenckii at GRIN Taxonomy

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