| Name | Streptocaulon juventas (Loureiro) Merrill |
| Authorship | (Loureiro) Merrill |
| Rank | Species |
| Placed in | Streptocaulon Wight & Arnott |
| Citation | 1935 Trans. Amer. Philos. Soc. ser. 2, 24(2): 315 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Streptocaulon juventas (Loureiro) Merrill |
| Identification made in | [no date] (3), 2025 (2) |