Diagnostic features
Radiating colonies of heteropolar tapering filaments, each with a heterocyte and akinetes at the base and hair-like terminal cells at the opposite end. Each filament has a sheath, and the whole colony is enveloped in mucilage. Colonies form approx. spherical, green or yellow masses attached to surfaces.
![[Gloeotricha], Butchers Dam, X8. Photo: Otago Regional Council & Manaaki Whenua Image](/assets/Tools-And-Resources/Identification/algae/gloeotricha2__ScaleWidthWzEwMjRd.jpg)
![[Gloeotricha], Butchers Dam, X320. Photo: Otago Regional Council & Manaaki Whenua Image](/assets/Tools-And-Resources/Identification/algae/gloeotricha__ScaleWidthWzEwMjRd.jpg)