TY - RPRT TI - Measuring the strength of selection and pollen limitation on flower colour along an urban rural cline in Hesperis matronalis AU - Maunder, K. G. AU - McGregor, M. G. AU - Stinchcombe, J. R. AU - Bontrager, M. PY - 2026 DO - 10.64898/2026.11.07.764899 UR - https://www.biorxiv.org/content/10.64898/2026.11.07.764899v1 ID - 10.64898/2026.11.07.764899 ER -