| Classification | Ericaceae: Rhododendron |
| Harvard University Herbaria Barcode(s) | 02545532 |
| Collector | M. Jacobs |
| Collector number | 7137 |
| Country | Philippines |
| Geography | Asia: Southeast Asia (Region): Philippines: Luzon |
| Locality | Mt. Pulog |
| Georeference | 16 36 N, 120 54 E |
| Date Collected | 1968-01-24 |
| Verbatim Elevation | 2400-2500 m |
| Habitat | primary forest 20-25 m tall, with some clearings, on sandy-loamy soil. |
| Container | Flora of Malaysia |
| Substrate | on sandy-loamy soil |
| Project | All Asia TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/75b0d5b9-881c-4d4f-92e4-dad276fb5e6d |
| Harvard University Herbaria Barcode | 02545532 |
| Herbarium | A |
| Family | Ericaceae |
| Determination | Rhododendron williamsii Merrill ex H. F. Copeland |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
