| Name | Alsophila percrassa (C. Christensen) R. M. Tryon |
| Authorship | (C. Christensen) R. M. Tryon |
| Rank | Species |
| Placed in | Alsophila R. Brown |
| Citation | 1970 Contr. Gray Herb. 200: 35 |
| Holdings | 21 Specimens held in the Harvard University Herbaria identified as Alsophila percrassa (C. Christensen) R. M. Tryon |
| Identification made in | [no date] (21) |
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