Species: Ammobium = Winged Everlasting (Unit 057) Ammobium alatum = Winged everlasting (Unit 057) Picture Notes: More Information: Distribution: Two or 3 species of Australia; herbs. Synonyms: Hardiness Zone: USDA Zone (view USDA zone map) Size: Form: Bark: Stem/Bud: Leaves: Fall Color: Flower: Fruit: Uses: Problems: Culture: Links: Notes: Ammobium elatum has stems winged. Perennial treated as an annual. Notes 2: Notes 3: Cultivars: