1. Cook the pasta in rapidly boiling, salted water along with 1 tbs. of the olive oil until al dente. Drain.
2. Meanwhile, sauté the cattail shoots in the remaining olive oil over medium heat 10 minutes, stirring often.
3. Add garlic and sauté another 2 minutes.
4. Add the pasta, parsley, and salt and pepper to taste.
5. Heat through and serve at once.