Erigeron eatonii var. villosus |
Erigeron eatonii var. plantagineus |
|
---|---|---|
Eaton's fleabane, Eaton's shaggy fleabane |
Eaton's daisy, Eaton's fleabane, Eaton's plantain-leaf fleabane, plantain-leaf daisy |
|
Stems | (5–)10–15(–30) cm. |
10–23 cm. |
Involucres | 4.5–6.5 × (10–)12–14(–17) mm. |
5–7 × (9–)11–12(–14) mm. |
Ray laminae | 5.5–8(–9). |
|
Disc corollas | 2.5–3.5 mm. |
3–4 mm. |
Phyllaries | moderately to densely villous (hairs mostly 1–2 mm), sometimes sparsely minutely glandular. |
sparsely to moderately hirtellous (hairs mostly 0.3–0.8 mm), sometimes sparsely minutely glandular. |
Heads | 1(–2), held well beyond basal leaves. |
1–4, held just beyond to well beyond basal leaves. |
Cypselae | 1.7–2.2 mm; pappi of 16–26 bristles 2.5–3.5 mm. |
1.8–2.3 mm; pappi of 16–20 bristles 3–3.5 mm. |
Rays | laminae (5–)6–8. |
|
2n | = 18. |
|
Erigeron eatonii var. villosus |
Erigeron eatonii var. plantagineus |
|
Phenology | Flowering Jun–Aug. | Flowering May–Aug. |
Habitat | Meadows and open places, commonly in lodgepole pine woodland, sagebrush | Open, grassy sites, often with sagebrush scrub, usually over volcanic substrate, less commonly over serpentine |
Elevation | (1500–)1800–3000 m ((4900–)5900–9800 ft) | (1000–)1500–2500 m ((3300–)4900–8200 ft) |
Distribution |
ID; OR; WA |
CA; OR |
Source | FNA vol. 20, p. 281. | FNA vol. 20, p. 281. |
Parent taxa | ||
Sibling taxa | ||
Synonyms | E. eatonii subsp. villosus | E. plantagineus, E. eatonii subsp. plantagineus, E. robertianus |
Name authority | (Cronquist) Cronquist: in C. L. Hitchcock et al., Vasc. Pl. Pacif. N.W. 5: 175. (1955) | (Greene) Cronquist: in C. L. Hitchcock et al., Vasc. Pl. Pacif. N.W. 5: 175. (1955) |
Web links |