| Collector | Larsen, K. |
| Number | 471 |
| Collected with | T. Smitinand & E. Warncke |
| Country | Thailand |
| Subpart | Phitsanulok |
| County | |
| Locality | Tung salaeng Luang, on sandstone boulder |
| Coordinates | |
| Minimum elevation (m) | 500 |
| Maximum elevation (m) | 0 |
| Start date | 1966/07/19 |
| End date | 0/00/00 |
| Family | Commelinaceae |
| Identification | Cyanotis cristata (L.) D.Don |
| Determined by | B. Boonsuk (UP) |
| Identification qualifier | |
| Field notes | Pale blue flower |
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