Thalli in the shape of thin, reddish brown "leaves" (here in quotes because they lack the same structure and origin as a plant leaf), arranged in branching or forking patterns. Elongated cells form a "midrib" running along the length of each "leaf".
Calaglossa, lower Taieri River, X6. Photo: Otago Regional Council & Manaaki WhenuaCalaglossa, lower Taieri River, X40. Photo: Otago Regional Council & Manaaki Whenua
Typical habitats
Usually in coastal sites with some seawater intrusion
![[Calaglossa], lower Taieri River, X6. Photo: Otago Regional Council & Manaaki Whenua Image](/assets/Tools-And-Resources/Identification/algae/calaglossa6__ScaleWidthWzEwMjRd.jpg)
![[Calaglossa], lower Taieri River, X40. Photo: Otago Regional Council & Manaaki Whenua Image](/assets/Tools-And-Resources/Identification/algae/caloglossa40__ScaleWidthWzEwMjRd.jpg)