Gallery

Callitriche heterophylla floating apical rosette and flowers; photo: S.L. Winterton

Callitriche heterophylla, submersed leaves; photo: S.L. Winterton

Callitriche stagnalis, floating and emersed; photo: S.L. Winterton

Callitriche stagnalis, floating and emersed; photo: S.L. Winterton

Callitriche stagnalis leaves, emersed; photo: S.L. Winterton

Callitriche sp., emersed; photo: S.L. Winterton

Callitriche sp., submersed; photo: S.L. Winterton

Callitriche sp., emersed; photo: S.L. Winterton

Callitriche sp. leaves; photo: S.L. Winterton

Callitriche sp., submersed, floating, and emersed; photo: S.L. Winterton

Callitriche spp.; plate: C.A.M. Lindman "Bilder ur Nordens Flora" (1901-1905) © 1999 Gerhard Keuck

Caltha leptosepala, emersed; photo © Werner Wallner and Victoria Adventure

Caltha natans, emersed; photo © Werner Wallner and Victoria Adventure

Caltha palustris, emersed; photo: S.L. Winterton

Caltha palustris leaves, emersed; photo: S.L. Winterton

Caltha palustris var. alba; photo © Werner Wallner and Victoria Adventure

Caltha palustris flower; photo: S.L. Winterton

Caltha palustris inflorescence; photo: S.L. Winterton

Caltha polypetala, emersed; photo: Mauro Bergamo © Water Plants Italy

Cardamine lyrata, emersed; photo: S.L. Winterton

Cardamine lyrata, submersed; photo: S.L. Winterton

Cardamine lyrata, emersed, flowers; photos: S.L. Winterton

Carex crus-corvi; photo © C.S. Lewallen

Carex emoryi; photo © C.S. Lewallen