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Solanum lignicaule

Common Name(s)  
Code lgl
Synonyms  
Clade 4
Series Lignicaulia
Ploidy Diploid (2x)
EBN 1
Self-compatible No
Cytoplasm Type M (Hosaka 2014)

Description

Solanum lignicaule (lignicaule meaning “woody stem”) is a species with a small distribution in southern Peru.

This species can survive frosts down to 27 degrees F (-3 C) (Li 1977).  Vega (1995) found that this species is less frost tolerant than domesticated potato.

Condition Level of Resistance Source
Aphids Somewhat resistant Machida-Hirano 2015
     

Glykoalkaloid content

Images

       
       
       

Cultivation

I have found seeds of this species slow and difficult to germinate using the standard conditions for S. tuberosum.

Breeding

Crosses with S. tuberosum

 

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

Crosses with other species

Jackson (1999) found 6% 2n pollen for varieties of this species.

Female Male Berry Set Seed Set Germination Ploidy Source