25 September 1996.
Shaanxi Sheng, China
Locality: Ningxi Forest Bureau, Caiziping Forest Station, Xi Gou, Ning Shan District.
Coordinates: 33.7192, 108.2114
(Map it)
Elevation: 2090m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Shade at the base of a moist cliff with water seepage. 15% slope with a north facing aspect.
Associated species: Acer, Betula, Euonymus, ferns, Philadelphus, Populus, Rubus, Sinacalia tangutica, Syringa, and several herbaceous species.
Collector(s): - Ault, James R., Chicago Botanic Garden
- Conrad, Kevin, U.S. National Arboretum
- Cui, Tiecheng, Xian Botanic Garden
- Kim, Kunso, Norfolk Botanical Garden
- Lewandowski, Rick J., Morris Arboretum