docdutronc Posted March 28, 2010 Share Posted March 28, 2010 Pecopteris Volkmanni Sauveur ,is a relatively common fern in the upper coal of northern France, the foliage shows something unusual, two aberrant divisions, this is a transformation or genetic mutation ,please show me your aberrant foliage ! even the leaves of modern ferns are welcome ....... Best regards Bruno Link to comment Share on other sites More sharing options...
docdutronc Posted March 28, 2010 Author Share Posted March 28, 2010 aberrant divisions part 2 Link to comment Share on other sites More sharing options...
Nicholas Posted March 28, 2010 Share Posted March 28, 2010 Yet again truly wonderful specimens, Bruno. Link to comment Share on other sites More sharing options...
Terry Dactyll Posted March 31, 2010 Share Posted March 31, 2010 Bruno..... I dont think I have seen this in ferns before....I havethe odd lepidodendron 'twiglet' that does that but WOW.....Outstanding! Cheers Steve... And Welcome if your a New Member... Link to comment Share on other sites More sharing options...
Fossildude19 Posted March 31, 2010 Share Posted March 31, 2010 (edited) Really incredible! I'll have to check my finds for this kind of thing! Don't recall seeing it before, ... but bears another look. Edited March 31, 2010 by Fossildude19 Tim - VETERAN SHALE SPLITTER VFOTM --- APRIL - 2015 __________________________________________________ "In every walk with nature one receives far more than he seeks." John Muir ~ ~ ~ ~ ><))))( *> About Me Link to comment Share on other sites More sharing options...
docdutronc Posted December 20, 2010 Author Share Posted December 20, 2010 Pecopteris Volkmanni Sauveur ,is a relatively common fern in the upper coal of northern France, the foliage shows something unusual, two aberrant divisions, this is a transformation or genetic mutation ,please show me your aberrant foliage ! even the leaves of modern ferns are welcome ....... Best regards Bruno aberrant divisions part 2 another post about abberant division of Lobatopteris ( pecopteris )miltoni Artis ,from UK Andrew Tenny Collections .....look to this link http://forums-naturalistes.forums-actifs.com/t3874-divisions-aberrantes-chez-les-fougeres-du-carbonifere Bruno Link to comment Share on other sites More sharing options...
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