Flora of North America species comparison

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Erigeron eatonii var. plantagineus

Erigeron eatonii var. sonnei
Photo is of parent taxon

Eaton's daisy, Eaton's fleabane, Eaton's plantain-leaf fleabane, plantain-leaf daisy
Photo is of parent taxon

Eaton's fleabane, Sonne's daisy
Stems

10–23 cm.

4–12(–21) cm.
Involucres

5–7 × (9–)11–12(–14) mm.

4.5–8 × 8–12(–16) mm.
Ray laminae

5.5–8(–9).

4.5–6.6(–8.5) mm.
Disc corollas

3–4 mm.

3.5–5 mm.
Phyllaries

sparsely to moderately hirtellous (hairs mostly 0.3–0.8 mm), sometimes sparsely minutely glandular.

hirsutulous to villous (hairs 0.5–1.5 mm), eglandular.
Heads

1–4, held just beyond to well beyond basal leaves.

1(–2), held just beyond to well beyond basal leaves.
Cypselae

1.8–2.3 mm;

pappi of 16–20 bristles 3–3.5 mm.

2.8–3.5 mm;

pappi of 18–30 bristles 3.5–5 mm.
2n

= 18.

= 18.

Erigeron eatonii var. plantagineus

Erigeron eatonii var. sonnei
Phenology Flowering May–Aug. Flowering May–Sep.
Habitat Open, grassy sites, often with sagebrush scrub, usually over volcanic substrate, less commonly over serpentine Meadows, seeps, rocky flats, often with sagebrush
Elevation (1000–)1500–2500 m ((3300–)4900–8200 ft) 1800–2800 m (5900–9200 ft)
Distribution
from FNA
CA; OR
[BONAP county map]
from FNA
CA; NV
[BONAP county map]
Source FNA vol. 20, p. 281. FNA vol. 20, p. 280.
Parent taxa Asteraceae > tribe Astereae > Erigeron > Erigeron eatonii Asteraceae > tribe Astereae > Erigeron > Erigeron eatonii
Sibling taxa
E. eatonii var. eatonii, E. eatonii var. lavandulus, E. eatonii var. nevadincola, E. eatonii var. sonnei, E. eatonii var. villosus
E. eatonii var. eatonii, E. eatonii var. lavandulus, E. eatonii var. nevadincola, E. eatonii var. plantagineus, E. eatonii var. villosus
Synonyms E. plantagineus, E. eatonii subsp. plantagineus, E. robertianus E. sonnei, E. nevadensis var. sonnei
Name authority (Greene) Cronquist: in C. L. Hitchcock et al., Vasc. Pl. Pacif. N.W. 5: 175. (1955) (Greene) G. L. Nesom: Phytologia 73: 190. (1992)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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