| First Collector | Serie | Number | Collecting date | Admin Unit | Accepted name | Pheno | ||
|---|---|---|---|---|---|---|---|---|
| Clarke H.D. | 2546 | 1996–9–23 | Guyana - Potaro-Siparuni | Clusia columnaris Engl. | (fl.) | |||
| Clarke H.D. | 2898 | 1996–11–2 | Guyana - Upper Takutu-Upper Essequibo | Clusia columnaris Engl. | (fr.) | |||
| Henkel T.W. | 5961 | 1994–10–19 | Guyana - Potaro-Siparuni | Clusia columnaris Engl. | (fr.) | |||
| Mutchnick P. | 4 | 1994–10–12 | Guyana - Potaro-Siparuni | Clusia columnaris Engl. | (fr.) |
