Heteranthery in Clarkia: pollen performance of dimorphic anthers contradicts expectations.

Published in: American journal of botany (2019)

These findings contradict previous descriptions of the genus, reporting that the inner diminutive series of anthers in Clarkia produce "abortive and nonfunctional" pollen. We outline the future research required to demonstrate the ecological function of heteranthery in this iconic wildflower group.

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