The red, tube-shaped flowers of the firecracker bush (Bouvardia ternifolia), native to Mexico and the American Southwest, attract hummingbirds. The bush also produces the chemical bouvardin. Tin Tin Su, PhD, and her colleagues have shown […]
The red, tube-shaped flowers of the firecracker bush (Bouvardia ternifolia), native to Mexico and the American Southwest, attract hummingbirds. The bush also produces the chemical bouvardin. Tin Tin Su, PhD, and her colleagues have shown […]