PAF: Saxifraga serpyllifolia Pursh

	Saxifraga serpyllifolia Pursh
Publ. & Syn.	Pursh, Fl. Amer. Sept. 1: 310 (1813). Holotype (BM): Alaska: "on the north-west coast" [of North America, Cape Newenham], July 1778, leg. D. Nelson. - Leptasea serpyllifolia (Pursh) Small, N. Amer. Fl. 22, 2: 152 (1905).
Notes	Zhmylev: There is one amphi-Beringian, mainly arctic subsp. serpyllifolia with leaves of vegetative shoots glabrous and one Siberian, mainly arctic subsp. glandulosa with leaves densely glandular pubescent. Transitional forms with slightly pubescent leaves occur rarely along the lower Lena River and in southern parts of Siberia.
Chromosomes	12 (2x). - Far East (N), Alaska. - At least three reports.
Geography	Asian (N) - amphi-Beringian.
Parent taxon	Saxifraga L.
Child taxa	Saxifraga serpyllifolia subsp. glutinosa (Sipliv.) Kozhevn. Saxifraga serpyllifolia subsp. serpyllifolia
PAF ID	500702

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Panarctic Flora Editor-in-Chief: Reidar Elven (Natural History Museum, University of Oslo)
Editorial Committee: Reidar Elven, David F. Murray (Museum of the North, University of Alaska), Volodya Yu. Razzhivin (Komarov Botanical Institute, Russian Academy of Sciences), Boris A. Yurtsev [deceased] (Komarov Botanical Institute, Russian Academy of Sciences)