For general questions related to this dataset, for collaboration, and for publication enquiries, you can reach our team in the UBC Department of Botany by email: sunflower at, mentioning “UBC Sunflower Dataset” in the subject.

Technical enquiries can be directed to Jean-S. Legare, from the UBC Computer Science department: jslegare at


You may also visit the Rieseberg Lab webpage for additional contact, address, and group information.


We would like to offer a big thank you to AWS for supporting this research from the beginning, and frankly, making all of the computation for this problem tractable.