Rhizocarpon geographicum forma intermedium (Stizenb.) Zahlbr.

Selection criteria. Country: any country. Associated organism: any (distribution map)

Number of records. 4. Countries. South Africa. Substrata. rock. Literature. Doidge (1950) page(s) 280; Stizenberger (1891) page(s) 177, no. 1185; Zahlbruckner (1927) page(s) 368.