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.
http://wiki.answers.com/Q/Why_does_the_rose_plant_have_...
Rose thorns are a protective adaptation to keep animals from destroying the rosebush (animals don't want to get too close or they will get pricked)
http://wiki.answers.com/Q/Why_roses_have_thorns
Rose - Wikipedia, the free encyclopedia
A rose is a perennial flower shrub or vine of the genus Rosa , within the family Rosaceae, that contains over 100 species and comes in a variety of colours. The species form a group of erect s...
en.wikipedia.org/wiki/Rose
Rose bushes are used in gardens worldwide. They are some of the most beautiful flowers. Thorns on the stems of rose bushes help to protect gardens from rabbits and other pests. Rose bushes are the undisputed favorites of growers and flower buyers worldwide.
www.aboutrosebushes.com/ www.aboutrosebushes.com/
Most roses have thorns or prickles. The thorns are usually sickle-shaped hooks, which help the rose to hang onto other vegetation when growing over it. Some species instead have densely packed straight spines (probably adapted to reduce bro...
http://www.smh.com.au/news/big-questions/is-it-legal-fo...
Don Greenwood Even Rose Bushes Have Thorns ... In time I've added my own phrase to the ending of the song's title, "I Never Promised You A Rose Garden ---And Even Roses Have Thorns!" ... God never promised any of us that our life would be a rose garden. And even roses have thorns!
www.unc.edu/~bhpratt/greenwood3.html
As the Mother of Sorrows (Mater Dolorosa), she wears her Son's crown of thorns. The rose without thorns is an image of the Virgin of the Immaculate Conception. ... The thorns on rose bushes illustrate the antithesis and the close connection between joy and pain. A skull with a crown of thorns is an emblem of eternal damnation.
ww2.netnitco.net/users/legend01/crown.htm
From a very wise man We can complain because rose bushes have thorns or we can rejoice because thorn bushes have roses Abraham Lincoln ... We can complain because rose bushes have thorns or, we can rejoice because thorn bushes have roses. ~Abraham Lincoln...
www.unsolvedmysteries.com/usm27981.html
Roses: How to grow and care for Rose bushes, the favorite flower of lovers and gardeners. A Rose bush is easy to grow in your garden. ... Growing rose bushes is easy and rewarding. A mostly sunny location and a little gardening basics is all you need to get started. With a little learning you can turn your rose bushes into...
www.gardenersnet.com/rose.htm www.gardenersnet.com/rose.htm
So much mystique surrounds the subject of pruning rose bushes. There are so many experts on the subject, and of course when you get many experts you get many opinions! We show you how to prune Roses. Pruning roses is so simple, other than the fact that most rose bushes have thorns!
www.gardenseeker.com/roses/pruning_rose_bushes.htm www.gardenseeker.com/roses/pruning_rose_bushes.htm