bild

Lepidodendron prehistoric tree. Computer illustration of a Lepidodendron sp. prehistoric tree. Lepidodendron were tree-like plants related to the lycopods (club mosses). They grew to over 30 metres high and lived during the Carboniferous Period (around 354-290 million years ago). (KEYSTONE/SCIENCE PHOTO LIBRARY/JOHN SIBBICK / SCIENCE PHOTO LIBRARY)