Family | ROSACEAE |
Genus species | Spiraea stevenii (C.K.Schneid.) Rydb. |
Bibliography | N. Amer. Fl. [N.L. Britton & al., eds.] 22: 247 (1908) |
Native Range | Subarctic America to w. Canada |
Primary Biome | Temperate |
Habitat | grassland and thickets |
Altitude | 0-2000m |
Description | leaves shortly petiolate, elliptic or oval, 1-4cm, crenate, subglabrous, rounded, inflorescence flat, 2-5cm across, sepals ovate, petals orbiculate, ca. 2mm |
Size | 10-60cm |
Color | white |
Bloom | late spring, summer |
Ca | |
Type | shrub |
Cultivation | mesic, slightly humous, semi-shady site alpine house, moist, rich, drained soil, semi-shade |
Propagation | seed in spring, barely covered, germ. 1-3 months, 10-16°C cuttings in late summer |
Synonyms | Spiraea beauverdiana var. stevenii C.K.Schneid. Spiraea betulifolia ssp. stevenii (C.K.Schneid.) Nedol. |
Territory | 7 Northern America 70 Subarctic America (ASK Alaska, NWT Northwest Territories, YUK Yukon) 71 Western Canada (BRC British Columbia) |