| Family | ASTERACEAE |
| Genus species | Chaenactis douglasii Hook. & Arn. trib. Helenieae |
| Bibliography | Bot. Beechey Voy.: 354 (1839) |
| Native Range | w. Canada to w. & wc. USA |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 2700-4000m |
| Description | leaves only basal, 2-6cm, elliptic, pinnatilobate, segments crowded, thinly tomentose, glabrescent, capitula solitary, involucre glandular, arachnose to lanate |
| Size | 2-10cm |
| Color | white |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1 month, 10-16°C division in spring; cuttings in late spring and late summer |
| Synonyms | Chaenactis achilleifolia Hook. & Arn. Chaenactis achilleifolia var. douglasii (Hook. & Arn.) A.Gray Chaenactis angustifolia Greene Chaenactis brachiata Greene Chaenactis brachiata var. stansburyana Stockw. Chaenactis cheilanthoides Greene Chaenactis cinerea Stockw. Chaenactis douglasii var. achilleifolia (Hook. & Arn.) A.Gray Chaenactis douglasii var. glandulosa Cronquist Chaenactis douglasii var. montana M.E.Jones Chaenactis douglasii var. nana Stockw. Chaenactis douglasii var. ramosior Cronquist Chaenactis douglasii var. typica Cronquist Chaenactis humilis Rydb. Chaenactis imbricata Greene Chaenactis pedicularia Greene Chaenactis pumila Greene Chaenactis ramosa Stockw. Chaenactis rubricaulis Rydb. Chaenactis suksdorfii Stockw. Harpaecarpus suksdorfii Gand. Hymenopappus douglasii Hook. Hymenopappus laxiflorus L´Hér. ex DC. Hymenopappus scabiosaeus Douglas ex Hook. Macrocarphus achilleifolius Nutt. Marocarphus douglasii Nutt. |
| Territory | 7 Northern America 71 Western Canada (ABT Alberta, BRC British Columbia) 73 Northwestern U.S.A. (COL Colorado, IDA Idaho, MNT Montana, ORE Oregon, WAS Washington, WYO Wyoming) 74 North-Central U.S.A. (NDA North Dakota, SDA South Dakota) 76 Southwestern U.S.A. (ARI Arizona, CAL California, NEV Nevada, UTA Utah) 77 South-Central U.S.A. (NWM New Mexico) |