The endive pellia - Apopellia ediviifolia - is a very normal-looking, thallose thalloid liverwort for most of the year, but in autumn, it develops these fancy, repeating Y-shaped bifurcations <3
In the top-left of the image above you can see some lobes that haven't got their autumnal frills yet.
Graphs showing iNaturalist observations for Apopellia endiviifolia peaking in the autumn, when it is both eyecatchingly fancy and easily identified. While observations of the - usually very similar looking - Pellia epiphylla are recorded more evenly through the year.










