| Classification | Hydrangeaceae: Philadelphus | 
| Harvard University Herbaria Barcode(s) | 00969167 | 
| Collector | D. E. Boufford, B. Bartholomew, S. L. Kelley, R. H. Ree, H. Sun, L. L. Yue, D. C. Zhang, Y. H. Zhang & W. D. Zhu | 
| Collector number | 37180 | 
| Country | China | 
| State | Sichuan | 
| Geography | Asia: East Asia (Region): China: Sichuan: Baiyu | 
| Locality | Gan-Bai Lu (road from Baiyu to Ganzi) then S on narrow side road off Ou Qu (Ou River) at Zhandu Xiang along branch of the Ou Qu in Ase Gou (Ase gorge) | 
| Georeference | 31° 5' 50" N, 98° 58' 45" E | 
| Date Collected | 2006-08-23 | 
| Verbatim Elevation | 3250 m | 
| Habitat | Quercus-Picea forest on slopes and rocky river bank with Salix, Populus, Sorbus and mixed shrubs | 
| Container | Plants of China, Harvard University Herbaria | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b9e08971-e8f2-485a-b71a-ef1b9c69e1a0 | 
| Harvard University Herbaria Barcode | 00969167 | 
| Herbarium | A | 
| Family | Hydrangeaceae | 
| Determination | Philadelphus delavayi var. trichocladus Handel-Mazzetti | 
| Determination Remarks | [filed under] [label name] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |