An alula grows in a green house at the National Tropical Botanical Garden seen on March 23, 2007, in Kauai, Hawaii. The north shore site of the National Tropical Botanical Garden features a variety of plants native to the islands. At the garden headquartered on Hawaii's Garden Isle, resident scientists face the challenge of snatching the Pacific islands' quickly disappearing plants from the brink of extinction.
(AP Photo/Tara Godvin)