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NASC Stock Detail Page



ABRC stock number: CS276

Description: Form, flowering

Donation Date: 2000-03-03

Donated by:  Monash University David Smyth

Stock type: individual line

Material type: seed

Status Price (£)
Available £10.00

Germplasm Info

Seed type: Mutant

Mutagen: ethylmethane sulfonate

Background: Col-3(N908)

Segregation: No

Associated Polymorphisms

When available, select a locus to display it at the AIP or view the EMBL record at the EBI.

Gene: Allele: Locus: AGI code:
  • ptl-1
  • PTL


Number of petals per flower reduced, number falls acropetally from 2-3 per flower to 0 in later flowers, fewer petals produced at higher temperatures, petals often distorted in shape or trumpet-shaped, petals often oriented sideways or reversed, sepals deeper in profile, occasionally slightly carpelloid.

Ontology annotation using Plant Ontology (PO) and PATO

Select the plant ontology term to see other Arabidopsis lines associated with this phenotype.

Entity Value
petal NumberDecreasedValue (PATO:0000419)
petal AbnormalValue (PATO:0000460)
sepal AbnormalValue (PATO:0000460)


Griffith, M.E., da Silva Conceição, A. & Smyth,D.R. 1999. PETAL LOSS gene regulates initiation and orientation of second whorl organs in the Arabidopsis flower. Development 126(24): 5635-44. PubMed ID: 10572040.