This page is a draft, part of our ongoing wild potato project. I’ll probably be adding information to the species pages through 2020 at least, but I’m making them public since they may be useful even incomplete.

Solanum berthaultii

Synonyms:

Series:

EBN:

Ploidy:

Segregation:

Self-compatible:

Cytoplasm Type:

Description

This species can survive frosts down to 27.5 degrees F (-2.5 C) (Li 1977).

Condition Level of Resistance Source
Late Blight Somewhat resistant Machida-Hirano 2015
Wart Somewhat resistant Machida-Hirano 2015
 Potato Virus X Somewhat resistant Machida-Hirano 2015
 Potato Spindle Tuber Viroid Somewhat resistant Machida-Hirano 2015
 Colorado Potato Beetle Somewhat resistant Machida-Hirano 2015
 Aphid Somewhat resistant Machida-Hirano 2015
 Potato Cyst Nematode Somewhat resistant Machida-Hirano 2015
 Root Knot Nematode Somewhat resistant Machida-Hirano 2015
     

Cultivation

Bamberg (2017) found a 275% increase in seed set in this species with supplemental applications of liquid fertilizer at four and seven weeks after potting.

Crosses with S. tuberosum

 

Female Male Berry Set Seed Set Germination Ploidy Source
 S. tuberosum S. berthaultii Moderate Minimal     Jackson (1999)
 S. berthaultii (including S. tarijense) S. tuberosum None None     Jackson (1999)
             
             
             
             
             
             
             

Crosses with other species

Jackson (1999) found 0-13% 2n pollen for varieties of this species.

Female Male Berry Set Seed Set Germination Ploidy Source
             
             
             
             
             
             
             
             
             

Glykoalkaloid content