Parvoplaca

Parvoplaca is a genus of lichen-forming fungi in the family Teloschistaceae. The genus was circumscribed in 2013 by Ulrik Søchting, Patrik Frödén, and Ulf Arup.^[1]

Parvoplaca
Caloplaca tiroliensis
Scientific classification
Kingdom:	Fungi
Division:	Ascomycota
Class:	Lecanoromycetes
Order:	Teloschistales
Family:	Teloschistaceae
Genus:	Parvoplaca Arup, Søchting & Frödén (2013)
Type species
Parvoplaca tiroliensis (Zahlbr.) Arup, Søchting & Frödén (2013)
Species
see text

Species

• Parvoplaca athallina (Darb.) Arup, Søchting & Frödén (2013)
• Parvoplaca candanii Halıcı & Søchting (2023)^[2] – Antarctica
• Parvoplaca chelyae (Pérez-Vargas) Vondrák, Halıcı & Arup (2015)
• Parvoplaca lamprocarpa Arup & Søchting (2023)^[2] – Alaska
• Parvoplaca macroborealis Arup & Søchting (2023)^[2] – Oregon, USA
• Parvoplaca nigroblastidiata Arup, Halıcı & Vondrák (2015)^[3] – Europe; Alaska
• Parvoplaca servitiana (Szatala) Arup, Søchting & Frödén (2013)
• Parvoplaca suspiciosa (Nyl.) Arup, Søchting & Frödén (2013)
• Parvoplaca tenebrosa Arup & Søchting (2023)^[2] – Oregon, USA
• Parvoplaca tiroliensis (Zahlbr.) Arup, Søchting & Frödén (2013)

Description

Parvoplaca is a genus of crustose lichens with small, usually yellow or blackened apothecia. The spores are polar-diblastic with a septum. No pycnidia are seen.^[1]

Distribution and habitat

Parvoplaca is mainly distributed in polar regions but also in the boreal zone and the Mediterranean.^[1]

Species of Parvoplaca generally grow on moss or detritus but are also found growing on bark.^[1]