Alisma lanceolatum
Narrow-leaved Water-plantain
Alisma plantago-aquatica
Water-plantain
Alopecurus aequalis
Orange Foxtail
Althaea officinalis
Marsh-mallow
Baldellia ranunculoides
Lesser Water-plantain
Bidens cernua
Nodding Bur-marigold
Bidens tripartita
Trifid Bur-marigold
Butomus umbellatus
Flowering-rush
Callitriche brutia
Pedunculate Water-starwort
Callitriche stagnalis
Common Water-starwort
Carex vulpina
True Fox-sedge
Catabrosa aquatica
Whorl-grass
Ceratophyllum demersum
Rigid Hornwort
Crassula helmsii
New Zealand Pigmyweed
Cyperus fuscus
Brown Galingale
Damasonium alisma
Starfruit
Deschampsia setacea
Bog Hair-grass
Elatine hexandra
Six-stamened Waterwort
Eleocharis acicularis
Needle Spike-rush
Eleocharis multicaulis
Many-stalked Spike-rush
Eriocaulon aquaticum
Pipewort
Erythranthe guttata
Monkeyflower
Erythranthe lutea
Blood-drop-emlets
Erythranthe x robertsii
Hybrid Monkeyflower