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Threatened species of Haptophyta
Nature
***.
Background
The taxonomy is unclear with different treatments according to author. Some place the phylum Haptophyta in the Heterokontophyta and others in Phytophyta (the larger grouping of algae).
Broader
Threatened species of Phycophyta
Threatened species of Heterokontophyta
Narrower
Threatened species of Haptophyceae
Type
(C) Cross-sectoral problems