. Bulletin of the British Museum (Natural History) Botany. THE LICHENICOLOUS HYPHOMYCETES 267. Fig. 42 Xanthoriicola physciae. A, Infected discoloured apothecia of Xanthoria parietina ( x 16). B, Conidiophores immersed in the thecium of the host ( x 1400). C-D, Conidiogenous cells ( x3500). E, Conidium in optical section and surface view ( x3500). F, Group of conidia ( x 3000). G, Conidia showing verrucose ornamentation ( x 11 000). A, F-G IMI 171822; B-E IMI 164974. F-G Scanning electron Please note that these images are extracted from scanned page images that may have been digi
. Bulletin of the British Museum (Natural History) Botany. THE LICHENICOLOUS HYPHOMYCETES 267. Fig. 42 Xanthoriicola physciae. A, Infected discoloured apothecia of Xanthoria parietina ( x 16). B, Conidiophores immersed in the thecium of the host ( x 1400). C-D, Conidiogenous cells ( x3500). E, Conidium in optical section and surface view ( x3500). F, Group of conidia ( x 3000). G, Conidia showing verrucose ornamentation ( x 11 000). A, F-G IMI 171822; B-E IMI 164974. F-G Scanning electron Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). London : BM(NH)
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