Order: Desmarestiales
Systematics :
| Kingdom | Det gule riket (Chromista) | |||||||
| Phylum | Ochrophyta | |||||||
| Division | Brown algae (Phaeophyta) | |||||||
| Klasse | Brunalgar (Phaeophyceae) | |||||||
| Order | Desmarestiales | |||||||
| Family | Desmarestiaceae | |||||||
| Genus | Kjerringhår-slekta (Desmarestia) | |||||||
| Species | Landlady's wig (Desmarestia aculeata) | |||||||
| Species | Mykt kjerringhår (Desmarestia viridis) | |||||||
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