| Collector | Ninkaew, S. |
| Number | 222 |
| Collected with | P. Chantaranothai, H. Balslev, D. PedersenD. K. Gielnik, X. Aubriot, W. Saisorn, W. Munsuk & P. Suttisaksopon |
| Country | Thailand |
| Subpart | Phetchabun |
| County | |
| Locality | Nam Nao National Park, Nam Nao District |
| Coordinates | 16° 42' 17.46'' N 101° 31' 16.13'' E |
| Minimum elevation (m) | 946 |
| Maximum elevation (m) | 946 |
| Start date | 2014/07/11 |
| End date | 2014/07/11 |
| Family | Orchidaceae |
| Identification | Arundina graminifolia (D. Don)Hochr. |
| Determined by | S. Ninkaew |
| Identification qualifier | |
| Field notes | Erect herb, 1-1.5 m high; petals white to purple; dry dipterocarp forest mixed with pine forest. |
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