In this plant the stipular spines are hollow and house mutualistic ants. The leaves are further modified to provide yellow structures on the margins of the leaves which only function to feed the ants.The perioles bear glands that excrete nectar for the ants too.n this plant the stipular spines are hollow and house mutualistic ants. The leaves are further modified to provide yellow structures on the margins of the leaves which only function to feed the ants.
When the grill is ready, use tongs to rub the grate with several layers of paper towels dipped in vegetable oil. 4Using a flat spatula, transfer the salmon patties to the grill, close the grill, and cook undisturbed (do not press down on the patties) until grill marks appear on the bottom, about 5 minutes. Using a clean spatula, flip the burgers, close the grill, and cook until the patties are just cooked, about 4 minutes more.
How to Check Salmon for Doneness. 1  When grilling salmon with the skin on, let the skin get crisp and brown. 2  This way, the fish will pull away from the skin when you turn it. 3  Using a fork, check the flesh at the thickest part of the fillet. If the fillets still have skin, remove it after grilling. 2  To grill salmon on a charcoal grill, place the fish on the grill rack directly over medium coals. 3  Grill, uncovered, for 4 to 6 minutes per 1/2-inch thickness or until fish begins to flake when tested with a fork.