- Leprocaulon microscopicum, Stereocaulon microscopicum;Stereocaulon nanum;Stereocaulon quisquiliare;Baeomyces nanus;Leprocaulon americanum, Leprocaulon quisquiliare;Lichen microscopicus;Lichen nanus;Lichen quisquiliaris;Stereocaulon quisquilare
- Leptogium teretiusculum, Leptogium microscopicum;Leptogium intricatulum;Collema teretiusculum;Garovaglina microscopica;Homodium microscopicum
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