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Keys
  • Vascular plant groups
  • Club mosses
  • Ferns
  • Vegetative key to families
  • Gymnosperms
  • Flowering plants
  • Genera
  • Families
Vascular plants

Magnoliophyta

Magnoliopsida

Haloragaceae

Myriophyllum

Myriophyllum gracilelineare

Myriophyllum gracile var.lineare Orchard

Leaves entire or shortly toothed. Mericarps densely papillose. Widespread. Usually in swamps but sometimes in still water