- Estuarine Pondweed
- Latin Name
- Ruppia maritima
- Prolific at the heads of estuaries. Always submerged; forms dense mats cursed by boatmen.
Description : Stems and leaves thin, grass-like and tangled. Flower stalk short and straight. Size: 1 m long, 1 mm wide.
Ruppia cirrhosa: flower stalk coiled.
Potamogeton pectinatus: flowers clustered on a spike.