Fungalpedia – Note 2163, Camarosporium
Camarosporium. Schulzer.
Citation when using this data: Hongsanan S et al. 2020 – Fungalpedia, Ascomycota.
Index Fungorum, Facesoffungi, MycoBank, GenBank
Classification: Camarosporiaceae, Pleosporales, Pleosporomycetidae, Dothideomycetes, Pezizomycotina, Ascomycota, Fungi
Notes – Camarosporium quaternatum was introduced by Schulzer (1870) with a karstenula-like sexual morph and phoma-like synasexual morph (Crous & Groenewald 2017). This is the type species of Camarosporium. Schulzer (1870) did not provide illustrations for C. quaternatum but, he mentioned it has close affinity to Clinterium lycii, described by Hazslinszky (1865). Because the type material of C. quaternatum has been lost, the original illustrations are described in most recent study by Crous & Groenewald (2017) from lectotypes to facilitate epitypification (Wanasinghe et al. 2017a). Camarosporium resembles Camarographium, Camarosporiopsis, Camarosporula, Dichomera, Didymellocamarosporium, Hazslinszkyomyces, Libertasomyces, Magnicamarosporium, Melanocamarosporium, Melnikia, Murilentithecium, Neocamarosporium, Paracamarosporium, Phragmocamarosporium, Pseudocamarosporium, Pseudohendersonia, Suttonomyces and Xenocamarosporium by conidial shape and the septation. However, these taxa are phylogenetically distinct and have subtle but specific morphological differences (Crous & Groenewald 2017, Wanasinghe et al. 2017a).
Type species: Camarosporium quaternatum (Hazsl.) Schulzer.
≡ Clinterium quaternatum Hazsl., Verh. zool.-bot. Ges. Wien 15: 451 (1865).
Other accepted species: Species Fungorum – search Camarosporium.
Figure 1 – Camarosporium quaternatum (redrawn from Crous & Groenewald 2017). a Immersed ascomata on twig. b, c Immature to mature asci d Ascospores e Conidiomata on twig. f Conidiogenous cells giving rise to Camarosporium conidia. g Conidia. Scale bars:
a–d = 200 μm, e = 800 μm, f, g = 10 μm.
References
Hazslinszky FA. 1865 – Beitrag zur Kentniss der Sph€arien des Lyciums. Verhandlungen.
Schulzer S. 1870 – Mykologische Beiträge. Verhandlungen der Zoologisch- Botanischen Gesellschaft Wien 20, 635–658.
Entry by
Sinang Hongsanan, Guangdong Provincial Key Laboratory for Plant Epigenetics, Shenzhen Key Laboratory of Microbial Genetic Engineering, College of Life Science and Oceanography, Shenzhen University, Shenzhen 518060, People’s Republic of China, Center of Excellence in Fungal Research, Mae Fah Luang University, Chiang Rai 57100, Thailand, Department of Entomology and Plant Pathology, Faculty of Agriculture, Chiang Mai University, Chiang Mai 50002, Thailand
Published online 8 April 2026