Saxifraga lyallii Engl. × Saxifraga odontoloma Piper
British Columbia: Along road up Sitcum Creek to Alpine Mountain, 12 miles north-northeast of Nelson. Elev. 6000 ft.
In open moist area along creek bank. Flowers white; not in flower at higher altitudes. Phenology: Flowers.
J. A. Calder 11105, Jul 28, 1953
With D. B. O. Savile
WTU, Accession: 195949