A guess at the first plant, Marglis style (Introduction)
by David Turell 
, Tuesday, February 21, 2012, 00:55 (4638 days ago)
Symbosis, maybe:-http://www.scientificamerican.com/article.cfm?id=how-first-plant-evolved&WT.mc_id=SA_CAT_EVO_20120220
by David Turell , Tuesday, February 21, 2012, 00:55 (4638 days ago)
Symbosis, maybe:-http://www.scientificamerican.com/article.cfm?id=how-first-plant-evolved&WT.mc_id=SA_CAT_EVO_20120220