Flowering plants Gemmae are used for asexual reproduction Plants that produce fruits Nonvascular plants that form sporophyte out of the top of the archegonia Have fan-shaped leaves and only one species Plants that produce seeds in a ovulate cone Have silica embedded in the stems Fronds bear sporangia is sori Are the most primitive vascular tissue Are the most primitive vascular tissue Sporophyte is formed on the underside of the archegoniophore Pollen has a unique feature of air bladders Staminate cone is club shaped.