Ptilidium pulcherrimum


Ptilidium pulcherrimum is a common leafy-liverwort in New Brunswick. It is characterized by its leaves being divided into narrow lobes (6-10 cells wide at lobe base) at ¾ of its length with unbranched cilia. Plants are green or yellow/brown and under 1 cm in width.

Habitat and Distribution

Ptilidium pulcherrimum can be found on decaying logs, stumps, tree bases, tree trunks, rocks and cliffs.

There are 78 records of Ptilidium pulcherrimum in New Brunswick, spanning all counties.

It is common and widespread; a rotting wood specialist. Often colonizes tree bases and lower twigs, making it one of the first species to expand over dead/fallen trees. The NBM has 27 records of P. pulcherrimum as a primary taxon, and 17 as an associated taxon; other significant collections include the Canadian Museum of Nature (10) and UBC (16).

Species Name:

Ptilidium pulcherrimum

Species Authority: (G. Web.) Hampe
Total Records held: 78
Total Records held at NBM: 44