| Family | SAXIFRAGACEAE |
| Genus species | Heuchera cylindrica Douglas |
| Bibliography | Fl. Bor.-Amer. [W.J.Hooker] 1: 236 (1832) |
| Native Range | w. Canada to w. USA |
| Primary Biome | Subalpine |
| Habitat | rocks and scree |
| Altitude | 500-3400m |
| Description | leaves petiolate, ovate to orbiculate, deeply 5-7-lobate, dentate, subglabrous, inflorescence dense, hypanthium white or yellow, petals often absent |
| Size | 15-90cm |
| Color | white |
| Bloom | spring, summer |
| Ca | |
| Type | perennial |
| Cultivation | rock crevices with favourable water regime, eastern slopes alpine house, poor, drained soil, shading in summer |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 16-21°C division in spring |
| Synonyms | Heuchera alpina (S.Watson) Blank. Heuchera columbiana Rydb. Heuchera cylindrica var. alpina S.Watson Heuchera cylindrica var. glabella (Torr. & A.Gray) Wheelock Heuchera cylindrica var. orbicularis (Rosend. & al.) Calder & Saville Heuchera cylindrica var. ovalifolia (Nutt.) Wheelock Heuchera cylindrica var. septentrionalis Rosend. Heuchera cylindrica var. suksdorfii (Rydb.) Dorn Heuchera cylindrica var. typica Rosend. & al. Heuchera cylindrica f. valida Rosend. & al. Heuchera glabella Torr. & A.Gray Heuchera glabella var. columbiana (Rydb.) Piper Heuchera glabella var. suksdorfii (Rydb.) Rosend. Heuchera ovalifolia Nutt. Heuchera ovalifolia var. alpina (S.Watson) Rosend. Heuchera ovalifolia var. orbicularis Rosend. & al. Heuchera ovalifolia var. thompsonii Rosend. & al. Heuchera ovalifolia var. typica Rosend. & al. Heuchera saxicola E.E.Nelson Heuchera suksdorfii Rydb. Heuchera suksdorfii f. ribesoides Rosend. & al. Heuchera suksdorfii f. sandbergii Rosend. & al. Heuchera suksdorfii f. typica Rosend. & al. Holochloa cylindrica (Douglas) Nutt. Holochloa elata Nutt. Holochloa glabra Nutt. Holochloa ovalifolia Nutt. Yamala cylindrica (Douglas) Raf. |
| Territory | 7 Northern America 71 Western Canada (ABT Alberta, BRC British Columbia) 73 Northwestern U.S.A. (IDA Idaho, MNT Montana, ORE Oregon, WAS Washington, WYO Wyoming) 76 Southwestern U.S.A. (CAL California, NEV Nevada) |
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