| Name | Pennella asymmetrica M. C. Williams & Lichtwardt |
| Authorship | M. C. Williams & Lichtwardt |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Pennella Manier |
| Citation | 1990 Canad. J. Bot. 68: 1050 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Pennella asymmetrica M. C. Williams & Lichtwardt |
| Identification made in | [no date] (1) |
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