Erigeron eatonii var. plantagineus

(Greene) Cronquist

in C. L. Hitchcock et al., Vasc. Pl. Pacif. N.W. 5: 175. 1955.

Endemic
Basionym: Erigeron plantagineus Greene Pittonia 3: 292. 1898
Synonyms: Erigeron eatonii subsp. plantagineus (Greene) Cronquist Erigeron robertianus
Treatment appears in FNA Volume 20. Treatment on page 281. Mentioned on page 280.
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Stems 10–23 cm. Heads 1–4, held just beyond to well beyond basal leaves. Involucres 5–7 × (9–)11–12(–14) mm. Phyllaries sparsely to moderately hirtellous (hairs mostly 0.3–0.8 mm), sometimes sparsely minutely glandular. Ray laminae 5.5–8(–9). Disc corollas 3–4 mm. Cypselae 1.8–2.3 mm; pappi of 16–20 bristles 3–3.5 mm. 2n = 18.


Phenology: Flowering May–Aug.
Habitat: Open, grassy sites, often with sagebrush scrub, usually over volcanic substrate, less commonly over serpentine
Elevation: (1000–)1500–2500 m

Discussion

Selected References

None.

Lower Taxa

None.
Guy L. Nesom +
(Greene) Cronquist +
Erigeron plantagineus +
Calif. +  and Oreg. +
(1000–)1500–2500 m +
Open, grassy sites, often with sagebrush scrub, usually over volcanic substrate, less commonly over serpentine +
Flowering May–Aug. +
in C. L. Hitchcock et al., Vasc. Pl. Pacif. N.W. +
Erigeron eatonii subsp. plantagineus +  and Erigeron robertianus +
Erigeron eatonii var. plantagineus +
Erigeron eatonii +
variety +