Named Alasemenia tria, the new specimen from the Wutong Formation in the Chinese province of Anhui dates back to the Famennian stage of the the Late Devonian epoch, making it the second-earliest known winged seed. Fertile branches and seeds of Alasemenia tria. Image credit: Wang et al., doi: 10.7554/eLife.92962.3. Many plants need seeds to reproduce. Seeds come in all shapes and sizes and often have extra features that help them disperse in the environment. For...
