Plant A
Plant C
Plant B
Plant D
Help (Eng) First letters are M * * * * T * * *
Help (Lat) First letters are H * * * * * * * v * * * * * *
Plant A is Answer Hippurus vulgaris (Mare's-tail)
Help (Eng) First letters are L * * * * * B * * * * * *
Help (Lat) First letters are T * * * * a * * * * * * * * * * *
Plant B is Answer Typha angustifolia (Lesser Bulrush)
Help (Eng) First letters are L * * * * * W * * * * - p * * * * * * *
Help (Lat) First letters are B * * * * * * * * r * * * * * * * * * * * *
Plant C is Answer Baldellia ranunculoides (Lesser Water-plantain)
Help (Eng) First letters are W * * * * D * * *
Help (Lat) First letters are R * * * * h * * * * * * * * * * * *
Plant D is Answer Rumex hydrolapathum (Water Dock)