Ovule
From Palaeos.org
Unfertilized seed; the ovule contains the megasporangium with the megagametophyte, surrounded by one or two integuments. See sclerotesta for detailed anatomy of a (fossil) seed.
Credits
ATW?
Unfertilized seed; the ovule contains the megasporangium with the megagametophyte, surrounded by one or two integuments. See sclerotesta for detailed anatomy of a (fossil) seed.
Credits
ATW?