Cholla Cactus(pronounced choy-ya)There are many varieties of cholla and I don't know the names of all of them.
Teddy Bear Cholla
taken by Paul, Nikon D50
taken by susan, Kodak 7440
Another, skinnier varietyKodak 7440
Teddy Bear with new growth hangingKodak 7440
Prickley PearThere are many varieties of prickley pear, too, and I don't know the names of all of them, either.
Prickley Pear growing under the nurse tree.Kodak 7440
Another, growing without a nurse tree, but with the moonNikon D50
Who's been nibbling?Nikon D50
More nibbles.Kodak 7440
A Prickley Pear acting as nurse tree to small variety of barrel cactusNikon D50
Same cactusKodak 7440