Sadie Plant Frieze Plant Variety Protection Act and regulations and rules of practice. by United States. Agricultural Marketing Service Open Library Jardin des plantes Station Batobus Adaptation of mesophytes Mesophytes are plants that grow in environments with moderate water availability (neither too dry nor too wet). They show adaptations suited to such balanced conditions. Key Adaptations of Giant Canna Red King Humbert 10 plants (& more) you can propagate from cuttings now.