| Citation | Lobban, C.S. and R.T. Tsuda, 2003 Revised checklist of benthic marine macroalgae and seagrasses of Guam and Micronesia. Micronesica 35/36:54-99. |
| Ref. | 81398 Lobban, C.S. and R.T. Tsuda, 2003 |
| Page | 75 |
| Named Used as Valid | Hypoglossum attenuatum |
| Locality | |
| Distribution | Guam. |