27 August 1991.
Nei Mongol Zizhiqu, China
Locality: 20 SE of Grassland Research Institute Experiment Station, Hohhot, Nei Monggol, China.
Elevation: 282m.
Environment description: Grassland, flat. Sandy loam, few stones, good drainage, pH 7.4. Par. shade, 2 deg. slope, 240 deg. aspect. Near Populus trees and cult. field. Sparse vegetation, grazed. (PI 202)
Number of plants sampled: 20
Associated species: Associated with Setaria sp., Ambrosia sp., Artemisia sp. (PI 202)
Collector(s):