Edge Rewrite
// HTMLRewriter · presentation

This page was redesigned at the edge.

Cloudflare fetched the original article and streamed it through HTMLRewriter to apply an entirely new visual system without rebuilding the source page.

Jump to content

Lyginopteris

From Wikipedia, the free encyclopedia

Lyginopteris
Temporal range: Late Carboniferous
Permineralized stem Lyginopteris oldhamiana from coal ball of Late Carboniferous Six Inch Coal in Hough Hill Colliery near Stalybridge, England
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Division: Pteridospermatophyta
Class: Lyginopteridopsida
Order: Lyginopteridales
Family: Lyginopteridaceae
Genus: Lyginopteris
(Binney) Potonie 1899
Species
  • Lyginopteris austriaca
  • Lyginopteris heterangeoides
  • Lyginopteris lacunosa
  • Lyginopteris oldhamiana
  • Lyginopteris royalii

Lyginopteris is a genus of Late Carboniferous seed fern stems with a very distinctive outer cortex of sclereids forming a pattern in cross section like Roman numerals on a clock face, often called a Sparganum cortex. Some Lyginopteris were parasitized by water molds, such as the Combresomyces.[1]

References

[edit]
  1. Strullu-Derrien, C.; Kenrick, P.; Rioult, J. P.; Strullu, D. G. (2010). "Evidence of parasitic Oomycetes (Peronosporomycetes) infecting the stem cortex of the Carboniferous seed fern Lyginopteris oldhamia". Proceedings of the Royal Society B: Biological Sciences. 278 (1706): 675–680. doi:10.1098/rspb.2010.1603. PMC 3030852. PMID 20843846.