| Name | Stropharia rugosoannulata f. lutea Hongo |
| Authorship | Hongo |
| Rank | Forma |
| Placed in | Stropharia rugosoannulata Farlow ex Murrill |
| Citation | 1952 J. Jap. Bot. 27: 371 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Stropharia rugosoannulata f. lutea Hongo |
| Identification made in | [no date] (1) |