Abstract In Govci under Mt. Poldanovec above the Trebuša Valley we found a new locality of southeastern-Alpine (Alpic) endemic Spiraea decumbens subsp. tomentosa , which is to flora Slovenia and Dinaric Alps. Its closest known localities are in western Julian Prealps Northeastern Italy. A small population several ten shrublets occurs at elevations about 570 m shady, almost vertical dolomite roc...