| Family | RANUNCULACEAE |
| Genus species | Clematis columbiana (Nutt.) Torr. & A.Gray |
| Bibliography | Fl. N. Amer. 1: 11 (1838) |
| Native Range | wc. & sc. USA |
| Primary Biome | Temperate |
| Habitat | grassland and thickets |
| Altitude | 1700-3200m |
| Description | leaves ternate, leaflets ovate to ovate-lanceolate, 3-6cm long, entire to disected, flowers solitary, terminal, sepals lanceolate, 3-6cm long |
| Size | 1-3m |
| Color | blue |
| Bloom | late spring, summer |
| Ca | |
| Type | climber |
| Cultivation | mesic, slightly humous, semi-shady site |
| Propagation | seed in winter, germ. 3-12 months, 13-18°C half ripe cuttings in early summer |
| Synonyms | Atragene columbiana Nutt. Atragene diversiloba (Rydb.) Rydb. Atragene pseudoalpina (Kuntze) Rydb. Atragene pseudoalpina var. diversiloba Rydb. Atragene repens (Kuntze) Rydb. Clematis alpina var. repens Kuntze Clematis occidentalis var. albiflora Cockerell Clematis pinetorum Tidestr. Clematis pseudoalpina (Kuntze) A.Nelson Clematis pseudoatragene Kuntze Clematis pseudoatragene ssp. pseudoalpina Kuntze Clematis pseudoatragene ssp. wenderothioides Kuntze Clematis verticillaris var. columbiana (Nutt.) A.Gray |
| Territory | 7 Northern America 73 Northwestern U.S.A. (COL Colorado, IDA Idaho, MNT Montana, WYO Wyoming) 76 Southwestern U.S.A. (ARI Arizona, UTA Utah) 77 South-Central U.S.A. (NWM New Mexico, TEX Texas) |