Sagisma

Taxobox | name = "Sagisma"
fossil_range = Oligocene to Miocene
regnum = Plantae
divisio = Magnoliophyta
classis = Liliopsida
ordo = Alismatales
familia = Alismataceae
genus = "Sagisma" †
genus_authority = Nikitin
subdivision_ranks = Species
subdivision = See text.

"Sagisma" is a fossil genus of aquatic plants. It includes two species distributed in Oligocene and Miocene deposits of western Siberia. [cite journal | last=Haggard | first=Kristina K. | coauthors=Tiffney, Bruce H. | year=1997 | title=The Flora of the Early Miocene Brandon Lignite, Vermont, USA. VIII. "Caldesia" (Alismataceae) | journal=American Journal of Botany | volume=84 | issue=2 | pages=239–252 | doi=10.2307/2446086 ]

References