tubers, corms and prickles (like a rose has)
Rose plants have prickles not thorns. Prickles are sharp pointed hairs that contain epidermal and subepidermal tissues. A thorn is a short, sharp modified stem. Roses use prickles to ward off predators which may help extend their life.
prickles is in the potties
Rose plants probably developed thorns to protect the plant from predators or scavanging animals that may have wanted to eat it. We are talking hundreds of thousands if not millions of years ago
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porcupine
Protecting themselves.
purple
prickles adhere to animals as a mode of transportation seeds like to move and grow up in different places.
The cast of Prickles - 2011 includes: Lauren Bahr as Hettie Lucy Walters as Beth
it defends the plant from animals who do not want to put the prickles in their mouths (and also, please learn how to spell survive)
To protect themselfs from enemies.