Select from the following the total number of plant showing axile placentation.
Dianthus, primrose, china rose, tomato, lemon, tulip, Aloe, Asparagus, colchicine, Trifolium, lupin, arhar
Dianthus and Primrose - free central placentation
China rose, Tomato, Lemon, Tulip, Aloe, Asparagus, Colchicine - Axile placentation
Trifolium, Lupin, Arhar - Marginal placentation