Life (root) » Plantae (plants) » Tracheophyta (Vascular Plants) » Angiospermae (Flowering Plants) » Magnoliopsida (Dicots) » Solanales (nightshades, bindweeds, gooseweeds, and allies) » Convolvulaceae (bindweed family) » Convolvuloideae » Convolvuleae » Calystegia (false bindweeds) » Calystegia macrostegia (coast morning glory) » Calystegia macrostegia macrostegia (Northern island morning glory)