Hydrophyllum capitatum Douglas ex Benth. ssp. thompsonii (Peck) Const.Annotated by B. Vereshagen, 1978.
British Columbia: East of Kelowna. Elev. 366 m
49.9° N, 119.5° W,
Datum: Unknown. Coordinate Source: Verbatim from Collector/Sheet.
Edge of stagnant creekbed.
B. Vereshagen s.n., 1978 May 25
UBC, Accession: V232746