Below you can find the The spines on a cactus are modified leaves; the thorns on a bush are modified ones of these Jeopardy Words Answer. The answer to The spines on a cactus are modified leaves; the thorns on a bush are modified ones of these has 8 letters. This clue belongs to the Botany category and is part of Jeopardy Word Level 1546. If you scroll near the bottom you will find other clues and answers part of level 1546