Bulbous plants are a type of plant that have an underground storage organ, known as a bulb, which is used to store energy and nutrients. The crossword solutions for the term 'bulbous plant' include HYACINTH (8 letters), LILY (4 letters), snowdrop (8 letters), AMARYLLIS (9 letters), CROCUS (6 letters), ONION (5 letters), tulip (5 letters), DAFFODIL (8 letters), GARLIC (6 letters), NARCISSUS (9 letters), muscari (7 letters), ixia (4 letters), and beetroot (8 letters). These plants are all characterized by their bulbs, which can be used to propagate the plants or to store energy and nutrients.