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Cooksonia pertonii reticulispora
Cooksonia pertonii Subspecies reticulispora Habgood, D. Edwards, Axe Bot. J. Linn. Soc., 139(4): 348. Aug 2002
- Name
- Cooksonia pertonii reticulispora
- Rank
- Subspecies
- Species
- Cooksonia pertonii
- Authors (Pub.)
- Habgood K. S.
Edwards D.
Axe L.
- Publication
- New perspectives on Cooksonia from the Lower Devonian of the Welsh Borderland [2002/8]
- Journal
- Botanical Journal of the Linnean Society
- Volume
- 139
- Issue
- 4
- Page number
- 348
- Year
- 2002
- Fossil Status
- stems (with sporangia)
- Stratigraphy
- Lochkovian
- Location
- north of Brown Clee Hill, Shropshire, England, U.K.
- Paleoregion
- Laurussia (Avalonia)
Data for Holotypus
- Repository
- National Museum of Wales, Cardiff, U.K.
- Repository Number
- NMW2001.44G.7
- Diagnosis
- Subspecies of C. pertoni with in situ trilete isospores, amb sub-circular-circular, narrow crassitude (0.57–1 mm wide) laevigate contact faces, pronounced trilete apertural folds extend to crassitude. Exospore thickened distally with reticulum formed by narrow widely spaced muri. Spore wall is bilayered. Spore diameter 12.6–15 mm (N = 15, x¯ = 13.2 mm).
