| Collector | Holm-Nielsen, L. B. |
| Number | 6664 |
| Collected with | Jeppesen, S. & Lojtnant, B. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | PICHINCHA |
| County | |
| Locality | Base of Volcán Sincholahua. Flat, stony plateau along Río Pita, dominated by lichens. |
| Coordinates | 0° 36' S 78° 23' W |
| Minimum elevation (m) | 3600 |
| Maximum elevation (m) | 3600 |
| Start date | 1973/05/30 |
| End date | 1973/05/30 |
| Family | Juncaceae |
| Identification | Juncus arcticus var. andicola (Hook.)Balslev |
| Determined by | H. Balslev, 1978 |
| Identification qualifier | |
| Field notes | Big clones on waterlogged areas. |
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