| Family | ASTERACEAE |
| Genus species | Toiyabea peirsonii (D.D.Keck) G.L.Nesom trib. Astereae |
| Bibliography | Phytoneuron 2020-10: 4 (2020) |
| Native Range | California |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 2900-3700m |
| Description | basal leaves broadly spathulate, 3-8cm, stem leaves oblong to linear, coarsely irregularly serrate to entire, glabrous, capitula solitary, involucre glandular, ligules 6-8mm long |
| Size | 15-20cm |
| Color | yellow |
| 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, 16-21°C cuttings in spring and late summer |
| Synonyms | Haplopappus eximius ssp. peirsonii D.D.Keck Haplopappus peirsonii (D.D.Keck) J.T.Howell Lorandersonia peirsonii (D.D.Keck) Urbatsch & al. Tonestus peirsonii (D.D.Keck) G.L.Nesom & D.R.Morgan |
| Territory | 7 Northern America 76 Southwestern U.S.A. (CAL California) |