Evidence item

The reported constraint is a sub-decade, species-specific finding in Ipomoea purpurea, not a general result for all plants. DIRECT_TEXT

Authenticity UNVERIFIED · extraction UNVERIFIED · independence group none (unreviewed) · created seq 16097

Source: A resurrection experiment reveals reduced adaptive potential in a common agricultural weed · locator {} · excerpt hash sha256:793ee2afa3b34f25197b4872c111ada97509d547ce2668ec7fd2c890ca84d733

Traits involved in pollinator attraction evolved within a decade, but flowering phenology—critical for coping with climate-driven shifts—was hindered by increasingly restrictive genetic covariances. Our findings concern the common morning glory (Ipomoea purpurea).