Form-genus "created to describe the rhizomes or tubers, which are found isolated from the rest of the plant." [details]
Form-genus "erected to describe the fern croziers found isolated from the rest of the plant". [details]
Ichnogenus (piercing and sucking traces in fossil plant leaves, ascribed to the actions of insects). [details]
Ichnogenus (perforations on fossil plant leaves). [details]
Ichnogenus (excisions on fossil plant leaves). [details]