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Lyginopteridaceae

From Wikipedia, the free encyclopedia

Lyginopteridaceae
Temporal range: Carboniferous
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Division: Pteridospermatophyta
Class: Lyginopteridopsida
Order: Lyginopteridales
Family: Lyginopteridaceae
Genera

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

Description

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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]

References

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  1. ^ Anderson, J.M.; Anderson, H.M. & Cleal, C.J. (2007). "Brief history of the gymnosperms: classification, biodiversity, phytogeography and ecology". Strelitzia. 20: 1–280.
  2. ^ Cleal, C.J. & Thomas, B.A. (1995). Palaeozoic palaeobotany of Britain. Chapman and Hall, London. pp. 295 pp.
  3. ^ Singh, V. P. (2006-01-01). Gymnosperm (naked seeds plant) : structure and development. Sarup & Sons. ISBN 9788176256711.
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