The long leaves of the milfoil plant are especially suited to absorb this gas underwater
Leaf gas films, underwater photosynthesis and plant species... [DOC] [TLE] Hydrophytes - Advanced | CK-12 Foundation [PAR] Dec 11, 2015 ... Organisms are well suited because they have adaptations ... Submerged plants 
live entirely underwater, and therefore show the greatest diversity of adaptations.