| Pyrenula concatervans (Nyl.) R.C.Harris | R. C. Harris 22564D | Puerto Rico. Arecibo. Between Manatí and Morovis along Hwy 672 at Km 1.1. | | 4253752 |  |
| Pyrenula concatervans (Nyl.) R.C.Harris | R. C. Harris 27579 | Puerto Rico. Arecibo. Trail at end of Hwy 625, just outside of Observatorio de Arecibo. | | 4253751 |  |
| Pyrenula concatervans (Nyl.) R.C.Harris | R. C. Harris 27572 | Puerto Rico. Arecibo. Trail at end of Hwy 625, just outside of Observatorio de Arecibo. | | 4253750 |  |
| Pyrenula concatervans (Nyl.) R.C.Harris | R. C. Harris 27392 | Puerto Rico. Reserva Punta Guaniquilla, near Playa Buyé off Hwy 307, 4.8 km NW of Hwy 101 at Boquerón. | | 4253749 |  |
| Pyrenula concatervans (Nyl.) R.C.Harris | R. C. Harris 27370 | Puerto Rico. Reserva Punta Guaniquilla, near Playa Buyé off Hwy 307, 4.8 km NW of Hwy 101 at Boquerón. | | 4253748 |  |
| Pyrenula concatervans (Nyl.) R.C.Harris | H. Fleming s.n. | Trinidad and Tobago. Trinidad, Ecclesville to Mayro Bridle Trace. | | 4253753 |  |
| Pyrenula concatervans (Nyl.) R.C.Harris | Bro. Hioram 5962 | Cuba. Oriente, Olimpo Estate. | | 04253745 |  |
| Pyrenula concatervans (Nyl.) R.C.Harris | W. R. Buck 17188 | Puerto Rico. Ponce. Reserva Forestal Guánica, along Hwy 333 at Km 10.2. | | 4253747 |  |
