Asarum belongs to the Aristolochiaceae family. Flora of the World contains 5 recorded occurrences of this taxon, distributed across 4 countries.
Family
Aristolochiaceae
Genus
Asarum
4/18/2013
Location
USA, California, Nevada
39.284361, -121.100583
Location Remarks
Highway 49 north of nevada City, 1.3 miles south of South Yuba River Bridge. Elev. 511 m.
Collectors
Christopher Davidson, Sharon R. Christoph
Notes
Oak-Libocedrus forest.
4/6/2009
Location
Vietnam, Lao Cai, Sa Pa
22.382222, 103.787778
Location Remarks
Ban Khoang Commune. Along road toward the commune 8 km from Sa Pa village. 1696 m elev.
Collectors
Jacinto (Jack) C. Regalado, Christopher Davidson, Sharon R. Christoph, Nguyen Sinh Khang
5/8/2014
Location
China, Sichuan, Ngawa (Heishui)
32.103056, 102.811111
Location Remarks
Heishui Xian. W of the city of Heishui on provincial road S302 near Shashiduo Xiang. Along stream at base of mixed forest of Acer (3 species), Betula, Abies, Picea, Sorbus, Salix, Taxus, with Hippophaë immediately along stream and mixed shrub understory and rich herb layer; soil dark and moist. 2675 m elev.
Collectors
David E. Boufford, Sharon R. Christoph, Christopher Davidson, Yun-Dong Gao, Qiuyun (Jenny) Xiang
5/4/2011
Location
Vietnam, Lao Cai, Sa Pa (Sin Chai)
22.354167, 103.778889
Location Remarks
West of Sa Pa on "QL40." Trail to Hmong village. 1810 m elev.
Collectors
Jacinto (Jack) C. Regalado, Nguyen Sinh Khang, Christopher Davidson, Sharon R. Christoph
Notes
Partial shade at the edge of a pasture.
5/18/2016
Location
Taiwan, Taipei City, Beitou District
25.168194, 121.560306
Location Remarks
Yangmingshan National Park. Start of Qixingshan Trail, off Jingshan Rd. 849 m elev.
Collectors
Chung Kuo-Fang, Tseng Yu-Hsin, Christopher Davidson, Sharon R. Christoph
Notes
Cloud forest, windy, with stunted vegetation. Fumaroles nearby. In shade under shrubs.