Spirographa ciliata (Cornutispora ciliata) Q Growth type lichenicolous Photograph on Polycauliona polycarpa (Xanthoria polycarpa) Occurs on various host genera Blackish pycnidia are immersed in or erumpent through the host thallus or apothecia. Conidiophores hyaline and irregularly branched. The hyaline conidia are Y-shaped, aseptate, the main body 9.5-11.5 x 2-2.5 µm (including basal appendage) and two divergent arms, each with two thin, apical appendages. Micrographs below. Similar: Spirographa lichenicola and Spirographa skorinae

Micrographs



Spirographa ciliata (Cornutispora ciliata)
Photographs: Broadstone, Dorset. January, 2025