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alligator weed
Alternanthera philoxeroides
alligator weed Atriplex/Chenopodium
Alternanthera philoxeroides Amaranthaceae
--show more--
English common names
  •alligator weed
  •alligatorweed
  •pig weed
Spanish common names
  •lagunilla
  •gambarusa
  •raíz colorada
common names
  •perna-de-saracura (Brazil)
  •bredo-d'água (Brazil)
  •carrapicho-do-brejo (Brazil)
accepted scientific name
  •Alternanthera philoxeroides (Mart.) Griseb.
rules for finding collection records
  •Alternanthera philoxeroides (160)
family name
  •Amaranthaceae
Image Author: ©2010 Jerry Oldenettel
Image License: CC BY-NC-SA
Image Source
Category: Wildflowers, Aquatic Plants
Flowers: Five petals, Many petals
Petal colors: color
Flower size is about 0.25 inches
Leaf: Opposite, Simple
Plant Observed beginning of September thru 3rd week of May

How Likely at this Location (54%)
Name Match (100%)
Plant Showiness (36%)
base map where plant found
mag select

Riparian
Wetland
Aquatic
Disturbed
Forest
grid lines base