Summary[
edit] Description: English: The tip of this rasp fern frond (Doodia media) displays the pink colour characteristic of young fronds in this species. The colouration is caused by a flavonoid that protects the plant from ultraviolet radiation. Photo taken on Tiritiri Matangi Island, near Auckland, New Zealand. Date: 30 March 2011. Source: Own work. Author:
Avenue. Other versions:
Wider view of whole frond. : This is a
retouched picture, which means that it has been digitally altered from its original version. Modifications: Cropped, slightly darkened.