Flora of North America species comparison

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Erigeron eatonii var. sonnei

Erigeron eatonii var. lavandulus
Photo is of parent taxon

Eaton's fleabane, Sonne's daisy
Photo is of parent taxon

Eaton's fleabane, Eaton's lavender fleabane
Stems

4–12(–21) cm.

5–12(–22) cm.
Involucres

4.5–8 × 8–12(–16) mm.

(4.5–)5–7 × 9–13 mm.
Ray laminae

4.5–6.6(–8.5) mm.

5.5–8(–9) mm.
Disc corollas

3.5–5 mm.

2.5–3.5 mm.
Phyllaries

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

sparsely to moderately villous (hairs 0.5–1.5 mm), minutely glandular.
Heads

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

(1–)2–4(–6), held slightly if at all beyond basal leaves.
Cypselae

2.8–3.5 mm;

pappi of 18–30 bristles 3.5–5 mm.

1.8–2.2 mm;

pappi of 12–20 bristles 4–5 mm.
2n

= 18.

= 18.

Erigeron eatonii var. sonnei

Erigeron eatonii var. lavandulus
Phenology Flowering May–Sep. Flowering May–Aug.
Habitat Meadows, seeps, rocky flats, often with sagebrush Open grasslands and meadows, mostly in sagebrush scrub on scablands
Elevation 1800–2800 m (5900–9200 ft) 900–1900(–2300) m (3000–6200(–7500) ft)
Distribution
from FNA
CA; NV
[BONAP county map]
from FNA
ID; OR
[BONAP county map]
Source FNA vol. 20, p. 280. FNA vol. 20, p. 281.
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. plantagineus, E. eatonii var. villosus
E. eatonii var. eatonii, E. eatonii var. nevadincola, E. eatonii var. plantagineus, E. eatonii var. sonnei, E. eatonii var. villosus
Synonyms E. sonnei, E. nevadensis var. sonnei E. pacificus
Name authority (Greene) G. L. Nesom: Phytologia 73: 190. (1992) Strother & Ferlatte: Madroño 35: 83, fig. 2. (1988)
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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