| Family | ERICACEAE |
| Genus species | Kalmia microphylla (Hook.) A.Heller |
| Bibliography | Bull. Torrey Bot. Club 25: 581 (1898) |
| Native Range | Subarctic America to w. USA |
| Primary Biome | Subalpine or Subarctic |
| Habitat | bogs, marshes |
| Altitude | 900-3500m |
| Description | leaves opposite, sessile, ovate to broadly elliptic, 1-2cm long, obtuse or acute, adaxially glabrous, flowers solitary or of 6-12 in raceme, calyx rose, corolla 8-12mm long |
| Size | 5-80cm |
| Color | pinkish purple |
| Bloom | spring, early summer |
| Ca | |
| Type | subshrub |
| Cultivation | very moist to boggy, semi-shady site alpine house, moist, humous, sandy soil, semi-shade |
| Propagation | seed in spring, uncovered, germ. 3-6 months, 13-18°C cuttings in late summer and fall; layering in spring |
| Synonyms | Kalmia glauca var. microphylla Hook. Kalmia microphylla f. alba Ebinger Kalmia polifolia var. microphylla (Hook.) Rehder Kalmia polifolia ssp. microphylla (Hook.) Piper & Roy L.Taylor |
| Territory | 7 Northern America 70 Subarctic America (ASK Alaska, NWT Northwest Territories, YUK Yukon) 71 Western Canada (ABT Alberta, BRC British Columbia, MAN Manitoba, SAS Saskatchewan) 72 Eastern Canada (ONT Ontario) 73 Northwestern U.S.A. (COL Colorado, IDA Idaho, MNT Montana, ORE Oregon, WAS Washington, WYO Wyoming) 76 Southwestern U.S.A. (CAL California, NEV Nevada, UTA Utah) |