Identifiers
Accession number:
CGN09341
Accession name:
Tom Thumb
Crop (and subcrop type):
lettuce (L. sativa, group Butterhead Lettuce)
Population type:
Breeders variety
SMTA status
SMTA needed:
Yes
Classification
Genus:
Lactuca
Species:
sativa
Sub-taxon:
group Butterhead Lettuce
Origin information
Collecting number:
Country of origin:
United Kingdom
Collection site:
Latitude / Longitude:
55,4 / -3,4, uncertainty 637024 meter
Altitude (m):
Collecting date:
1833----
Donor institute:
Instituut voor de Veredeling van Tuinbouwgewassen, Wageningen, Netherlands
Donor number:
IVT 553
Other numbers:
Origin address:
Origin type:
Institute, university, genebank, breeding company
Other information
DOI:
10.18730/18023
https://doi.org/10.18730/18023
https://doi.org/10.18730/18023
Type of variety or selection (groups within subcrops):
Tom Thumb
Observations
Morphological characteristics
Plant characteristics
Nutritional characteristics
Physiological characteristics
Pests and diseases
absent
not visible
high
green
light
dark
low
high
low
high
flabellate
transverse elliptic
black
low
high
low
high
low
high
transverse elliptic
small
large
low
high
low
high
low
high
susceptible
resistant
low potential
high potential
Pictures
The following pictures are available for this accession.
.JPG)
06 Close-up (Nergena 2010).JPG
.jpg)
06 Field Characterization (de Goor 1993).jpg