A heart for prickly pear

Photo by Angie Perryman, 9/9/11

If you said: 1 - Ivyleaf Morning Glory (Ipomoea hederacea); 2 - Canyon (aka Bearded)  Morning Glory (Ipomoea barbatisepala); and 3 - Bird's Foot (aka Triple Leaf) Morning Glory (Ipomoea ternifolia var. leptotoma) you win a glorious morning!