Cooksonia

Genus Cooksonia W.H. Lang Philos. Trans., Ser. B, 1937, 227(544): 288. 7 Jun 1937

Name: Cooksonia
Rank: Genus
Authors (Pub.): Lang W. H.
Publication: On the Plant-Remains from the Downtonian of England and Wales [1937/6]
Journal: Philosophical transactions of the Royal Society of London
Annee/Jahrgang: 1937
Volume: 227
Issue: 544
Page number: 288
Year: 1937
Parent Taxon: [Class] Rhyniopsida
Fossil Status: stems (with sporangia)
Type: Cooksonia pertonii
Diagnosis: Dichotomously branched, slender, leafless stems, with terminal sporangia that are short and wide. Epidermis composed of elongated, pointed, thick-walled cells. Central vascular cylinder consisting of annular tracheides.

Links by parent

Species

Cooksonia caledonica

Cooksonia cambrensis

Cooksonia hemisphaerica

Cooksonia pertonii

Links by generics

Species

Cooksonia banksii

Cooksonia barrandei

Cooksonia bohemica

Cooksonia caledonica

Cooksonia cambrensis

Cooksonia crassiparietilis

Cooksonia downtonensis

Cooksonia hemisphaerica

Cooksonia paranensis

Cooksonia pertonii

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Infraspecies

Cooksonia pertonii Subspecies apiculispora

Cooksonia pertonii Subspecies reticulispora

Cooksonia pertonii Subspecies synorispora

Links by type

Supragenus

Class Cooksoniopsida

Order Cooksoniales

Family Cooksoniaceae

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