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watercress alga
Halimeda opuntia
Halimeda opuntia
watercress alga green macroalgae
Halimeda opuntia Halimedaceae
common names
  watercress alga
  prickly pear halimeda
accepted scientific name
  Halimeda opuntia (Linnaeus) Lamouroux
rules for finding collection records
  Halimeda opuntia (159)
family name
Image Author: ©2010 Moorea Biocode
Image License: CC BY-NC-SA
Image Source
Category: Seaweed
Seaweed Category: Green Algae
Plant Observed All Year
Found in warm seas worldwide.

How Likely at this Location (28%)
Name Match (100%)
Plant Showiness (27%)
Links to Plant Descriptions
Keoki & Yuko Stender
Links to Plant Photos
Wikimedia Commons (8)
Cal Photos (5)
iNaturalist (2)
SEINet (1)
where plant found
mag select
grid lines base