Pista stratiotes

Pista stratiotes

pogostemon erectus - emerge

pogostemon erectus - emerge

Pogostemon helferi

Pogostemon helferi

Pogostemon stellatus 'Narrow Leaf'-emerge

Pogostemon stellatus 'Narrow Leaf'-emerge

Pogostemon stellatus 'Narrow Leaf'-submerse

Pogostemon stellatus 'Narrow Leaf'-submerse

Potamageton gayi-submerse

Potamageton gayi-submerse