Appearance
''P. stricta'' grows as small tufts of much branched tufts, growing to no more than 25 cm high. The axes are erect, ecorticate, with 4 periaxial cells growing from prostrate axes. All 4 of the periaxial cells are of the same length.Distribution
Found around the British Isles, the West Atlantic and American Atlantic.Habitat
Epizoic and epiphytic in the low littoral to 20 m.Reproduction
Spermatangial branchlets are formed in clusters at the apices. Cystocarps are on wide stalks and are urceolate. The tetraspores are in series in the final branches.References:
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