| Name | Geranium incanum subsp. nyassense (R. Knuth) J. R. Laundon |
| Authorship | (R. Knuth) J. R. Laundon |
| Rank | Subspecies |
| Placed in | Geranium incanum N. L. Burman |
| Citation | 1961 Bol. Soc. Brot. ser. 2, 35: 63 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Geranium incanum subsp. nyassense (R. Knuth) J. R. Laundon |
| Identification made in | [no date] (1) |