| Name | Plocaniophyllon flavum Brandegee |
| Authorship | Brandegee |
| Rank | Species |
| Placed in | Plocaniophyllon |
| Citation | 1914 Univ. Calif. Publ. Bot. 6(4): 69 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Plocaniophyllon flavum Brandegee |
| Identification made in | [no date] (1), 1994 (1), 2016 (1) |