Sagisma is a fossil genus of aquatic plants. It includes two species distributed in Oligocene and Miocene deposits of western Siberia.
† Sagisma turgida Nikitin † Sagisma turgidum Nikitin
References
Wikipedia
Sagisma is a fossil genus of aquatic plants. It includes two species distributed in Oligocene and Miocene deposits of western Siberia.
† Sagisma turgida Nikitin † Sagisma turgidum Nikitin
References