| Name | Manihot dulcis var. ferruginea (Müller Arg.) Pax |
| Authorship | (Müller Arg.) Pax |
| Rank | Variety |
| Placed in | Manihot dulcis Pax |
| Citation | 1910 Pflanzenr. [Engler] 4, Fam. 147, II: 71 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Manihot dulcis var. ferruginea (Müller Arg.) Pax |
| Identification made in | [no date] (1), 2010 (1) |