Margam: Plant/tree & Frogbit, Hydrocharis morsus-ranae Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
Hendre Lake: Plant/tree & Water Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
Magor, Gwent : Plant/tree & Water Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
Lamby, Cardiff: Plant/tree & Lemna gibba Math Eitemau Uwchlwytho gan 'A Dedicated Naturalist', the Mary Gillham Archive Project
