| Name | Allocetraria madreporiformis (Withering) Kärnefelt & A. Thell |
| Authorship | (Withering) Kärnefelt & A. Thell |
| Rank | Species |
| Placed in | Allocetraria Kurokawa & M. J. Lai |
| Citation | 1996 Nova Hedwigia 62(3-4): 508 |
| Holdings | 20 Specimens held in the Harvard University Herbaria identified as Allocetraria madreporiformis (Withering) Kärnefelt & A. Thell |
| Identification made in | [no date] (20) |
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