| Collector | Larsen, K. |
| Number | 1779 |
| Collected with | T. Smitinand & E. Warncke |
| Country | Thailand |
| Subpart | Chantaburi |
| County | |
| Locality | Koh Chang Island. 1 km s.o. Ban Khlong Nonsi. Near the beach. |
| Coordinates | |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 0 |
| Start date | 1966/08/25 |
| End date | 1966/08/25 |
| Family | Commelinaceae |
| Identification | Murdannia vaginata (L.) G. Brückn. |
| Determined by | C. Kantachot (UBU) |
| Identification qualifier | |
| Field notes | Blue flowers. |
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