| Collector | Irwin, H.S. |
| Number | 17879 |
| Collected with | R.Souza, J.W.Grear, R.Reis dos Santos |
| Country | Brazil |
| Subpart | Goias |
| County | |
| Locality | Serra do Caiapo. Gallery forest, ca 50 km S. of Caiaponia, road to Jatai |
| Coordinates | |
| Minimum elevation (m) | 900 |
| Maximum elevation (m) | 900 |
| Start date | 1966/06/27 |
| End date | 1966/06/27 |
| Family | Myrsinaceae |
| Identification | Geissanthus ambiguus (Mart.) Agostini |
| Determined by | Jon Ricketson |
| Identification qualifier | |
| Field notes | Tree ca 5 m x 12 cm. Infructescence and calyx violet. Fruit green |
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