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Hydrilla verticillata
hydrilla waterweeds
Hydrilla verticillata Hydrocharitaceae
--more--
common names
  hydrilla
  esthwaite waterweed
accepted scientific name
  Hydrilla verticillata (L. f.) Royle
rules for finding collection records
  Hydrilla verticillata (373)
family name
  Hydrocharitaceae
Image Author: ©2002 Jon Sullivan
Image License: CC BY-NC
Image Source
Category: Wildflowers, Aquatic Plants
Flowers: No obvious petals
Leaf: Whorled
Plant Observed All Year
Invasive in AL, AZ, CA, CO, CT, FL, ME, MA, MS, NV, NM, NC, SC, TX, VT, WA, US. Noxious weed in OR.

How Likely at this Location (18%)
Name Match (100%)
Plant Showiness (27%)
base map where plant found

Aquatic
Riparian
grid lines base