Tilopteris mertensii (Turner) Kützing
Fleirrada tvesli in Norwegian Nynorsk
Flerradet tvesli in Norwegian Bokmål
The species Tilopteris mertensii belongs to:
Photos of Tilopteris mertensii (2):
1 of 2: Habit
Note: The species has been found in South-Norway but is relatively rare. It can be around 10 cm long, has main axes with opposite branching in one plane. It is pluriseriate in the basal part of thallus and uniseriate in the upper part. Side branches end in a pseudohair. Pairwise monosporangia can be found intercalary in side branches.