Lyginopteridaceae

Lyginopteridaceae is an extinct family of plants (Pteridospermatophyta) in North America and European Carboniferous coal measures.^[1][2]

Lyginopteridaceae Temporal range: Carboniferous PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Division:	†Pteridospermatophyta
Class:	†Lyginopteridopsida
Order:	†Lyginopteridales
Family:	†Lyginopteridaceae
Genera
Lagenostoma ovulate structures Lyginopteris permineralized wood Sphenopteris leaves Telangium pollen organs Tetrastichia? ovulate structures

Description

Lyginopteridaceae were shrubs and vines with radiospermic ovules containing a lagenostome. They consisted of forms with monostelic stem petioles usually with single strand and small seeds. Family members include Lyginopteris and Heterangium.^[3]