Explanatory notes
… kinds : Amaryllis, anemone (bulbous species), begonia, canna, chionodoxa, convallaria (lily of the valley), crocus, … gladiolus, gloxinia, hyacinthus, iris, lilium, montbretia, narcissus, ornithogalum, oxalis, polianthes (tuberose), … heading also includes bulbs, etc., of plants not used for ornamental purposes (e.g., rhubarb crowns) and asparagus …