Compilation
Erigeron linearis

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Name

Identification
Erigeron linearis (Hook.) Piper [family ASTERACEAE ] (stored under name); Verified by Not on Sheet, Erigeron filifolius Nutt. [family ASTERACEAE ] Verified by Not on Sheet,
Related name
  • Erigeron luteus
  • Erigeron heterotrichus
  • Erigeron filifolius
  • Erigeron peucephyllus
  • Erigeron linearis
  • Erigeron disparipilus
Common name
  • Desert yellow fleabane, Flora of North America Vol. 20
  • Volcanic daisy, Flora of North America Vol. 20

Flora

Entry for Erigeron elegantulus Greene [family COMPOSITAE]
Herbarium
Flora of North America (FNA)
Collection
Flora of North America
Resource Type
Reference Sources
Entry From
Flora of North America, Vol 20,
Names
Erigeron elegantulus Greene [family COMPOSITAE], Erythea, 3: 65. 1895
Erigeron linearis (Hooker) Piper var. elegantulus (Greene) J. T. Howell [family COMPOSITAE]
Treatment Author(s)
Guy L. Nesom
Information
Perennials, 3–15 cm; taprooted, caudices branched. Stems erect to slightly basally ascending, sparsely white-strigose, eglandular. Leaves mostly basal (usually persistent); blades linear, 15–50(–60) × 0.5–1 mm, cauline reduced and only on proximal 1/3 of stems (bases abruptly widened, thickened, white-indurate, sheathing stems), margins entire, faces loosely strigose. Heads 1. Involucres 3.5–5 × 6–11 mm. Phyllaries in 3–4 series, sparsely and loosely strigose, eglandular. Ray florets 15–25; corollas blue to pale lavender or pinkish, 6–9 mm, laminae weakly coiling. Disc corollas 3.4–5 mm. Cypselae 1.8–2 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae, inner of 20–30 bristles. 2n = 27.
Phenology
jun-jul (summer)
Altitude range
1000–2700 m;
Distribution
USA Calif.USA Oreg.

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