| Family | SAXIFRAGACEAE |
| Genus species | Micranthes micranthidifolia (Haw.) Small sect. Aulaxis |
| Bibliography | Fl. S.E. U.S.: 501 (1903) |
| Native Range | e. USA |
| Primary Biome | Temperate |
| Habitat | rocks |
| Altitude | 400-2100m |
| Description | leaves 10-30cm long, oblong-spathulate, sharply dentate, gradually tapered to short petiole, inflorescence broad, flowers numerous, small, petals 3mm long |
| Size | 30-70cm |
| Color | white |
| Bloom | spring |
| Ca | |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in winter, barely covered, germ. 1-3 months, 16-21°C division after flowering; cuttings in late summer |
| Synonyms | Aulaxis micranthidifolia (Haw.) Haw. Aulaxis nuda Haw. Evaiezoa erosa Raf. Leptarrhena micrantha Fisch. ex Raf. Robertsonia micranthidifolia Haw. Saxifraga caroliniana Schleich. ex Ser. Saxifraga erosa Pursh Saxifraga micranthidifolia (Haw.) Britton Saxifraga nuda Ser. Saxifraga wolleana Torr. & A.Gray |
| Territory | 7 Northern America 75 Northeastern U.S.A. (PEN Pennsylvania, WVA West Virginia) 78 Southeastern U.S.A. (GEO Georgia, KTY Kentucky, MRY Maryland, NCA North Carolina, SCA South Carolina, TEN Tennessee, VRG Virginia) |