T: Japan, Honshu, Pref. Ishikawa, Kanazawa-shi, en route from Saigawa-Dam to the Mt Takasaburo, 400 m, 29 Apr 1989, S.Tsugaru, M.Takeuchi, T.Takeuchi & Y.Sakamoto 12659; holo: KYO.
Plants 15–38 cm, sometimes caespitose or mostly stoloniferous, with stolons to 11 cm long. Basal leaves 4.5–26 cm × 3–13 mm. Inflorescence compound, occasionally slightly decompound with a few tertiary pedicels; secondary/primary pedicels ratio 0.3–1.8; lower primary pedicels mostly ascending to spreading. Tepals 2.6–4.2 mm long. Anthers 0.8–1.5 mm long; anther/filament ratio (0.6–) 1.0–2.3. Seed appendages 0.2–1.3 mm long; seed/appendage ratio 1.4–3.0 (–6.0).