| Author | Title | Journal/publisher | Literature ref. no. |
| Wild, H. (Undated, c. 1980?) | A draft revision of Helichrysum Mill. for Flora Zambesiaca | Unpublished ms. | 407 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 2 |
| Helichrysum keilii |
| Helichrysum mechowianum var. ceres |