Dioecy

Dioecy in Valeriana tripteris (Valerianaceae)

Functionally male and female flowers are completely separated on different individuals. A) Flower of female with sterile anthers. B) Much larger flower of males with sterile ovaries (style without stigma).

1 - Dioecy (after Schröter 1926)

Alpandino by the Institute of Botany (Section Plant Ecology), University of Basel is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 2.5 Switzerland Licence - Feedback