Invasive Plants Invasive Species Centre Asclepias incarnata Insect Eating Plants: See the Newly Discovered Pitcher Plant C3__C4__and___Cam plant: C3, C4, and CAM plants are three different types of photosynthetic pathways used by plants to fix carbon dioxide and produce sugars. The key differences lie in their strategies to Some of my 42 varieties of crotons in my garden. I love the color these bring to my yard. Hoping to top 55 varieties this year. : r gardening