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| green seaweeds text index | photo index |
| Seaweeds > Division Chlorophyta |
| Feathery
green seaweeds compared How to tell them apart? updated Apr 2020 These three seaweeds are sometimes confused for one another. Here's more on how to tell them apart. |
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Taxifolia
feathery green seaweed
Caulerpa taxifolia |
Mexican
green seaweed
Caulerpa mexicana |
Scalpel green seaweed
Caulerpa scalpelliformis |
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| Mid-rib or central 'stem' is may be slightly flat to rounded, width usually much narrower than the length of the side 'branches'. | Mid-rib or central 'stem' is flat, width wider or the same as the length of the side 'branches' | Mid-rib or central 'stem' is flat, width wider or the same as the length of the side 'branches' |
| Side 'branches' are long. | Side 'branches' short. | Side 'branches' short. |
| Side 'branches' are somewhat flat and sickle shaped with pointed tips. Gradually tapers to a pointed tip. | Side 'branches' are very flat usually with pointed tip. | Side 'branches' are very flat usually with rounded tip. |
| There is a slight constriction where the side 'branch' attaches to the mid-rib. |
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Delicate
feathery green seaweed Caulerpa sertularioides |
Zipper green seaweed Caulerpa cupressoides |
Serrated
green seaweed Caulerpa serrulata |
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| Mid-rib or central 'stem' is cylindrical narrow. | Mid-rib or central 'stem' is flat, width wider than the length of the side 'branches' | Mid-rib or central 'stem' thick, often twisted. |
| Side 'branches' are varying length. | Side 'branches' very short and tiny. | Side 'branches' very short and tiny. |
| Side 'branches' are cylindrical with pointed tips. | Side 'branches' are flat usually with pointed tip. | Side 'branches' with pointed tip. |
| No constriction where the side 'branch' attaches to the mid-rib. |
| These are NOT seaweeds |
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| how to tell apart seagrasses and seaweeds |
References
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