Compilation
Erigeron subglaber

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Name

Identification
Isotype of Erigeron subglaber Cronquist [family ASTERACEAE ] (stored under name); Verified by G. Nesom,, Erigeron subglaber Cronquist [family ASTERACEAE ] Verified by Arthur Cronquist, 1943-44, Erigeron leiomerus A. Gray [family ASTERACEAE ] Verified by Paul C. Standley,
Related name
  • Erigeron subglaber
  • Erigeron leiomerus
Common name
  • Hairless fleabane, Flora of North America Vol. 20

Flora

Entry for Erigeron subglaber Cronquist [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 subglaber Cronquist [family COMPOSITAE], Brittonia, 6: 207. 1947
Treatment Author(s)
Guy L. Nesom
Information
Perennials, 3–7 cm; taprooted, caudex branches relatively short and thick. Stems erect, glabrous or sparsely strigose, eglandular. Leaves mostly basal (persistent); blades broadly oblanceolate to subspatulate, mostly 20–50(–60) × 2–6 mm, cauline gradually or abruptly reduced distally, margins entire, sometimes sparsely ciliate, faces glabrous or glabrate, eglandular. Heads 1. Involucres 4–5 × 8–10 mm. Phyllaries in 2–3 series, glabrous, eglandular. Ray florets 25–35; corollas purplish to lavender, drying bluish, 6–9 mm, laminae spreading, not coiling or reflexing. Disc corollas 2.9–3.6 mm. Cypselae (mature length not observed) 2-nerved, faces sparsely strigose; pappi: outer of setae, inner of 10–16 bristles.
Conservation Status
of conservation concern;
Phenology
jul-aug (summer)
Altitude range
3000–3500 m;
Distribution
USA N.Mex.

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