All Floras      Advanced Search
FNA Vol. 20 Page 260, 272, 286, 292 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 20 | Asteraceae | Erigeron

36. Erigeron arenarioides (D. C. Eaton ex A. Gray) A. Gray ex Rydberg, Fl. Rocky Mts. 1067. 1917.

Wasatch fleabane

Aster arenarioides D. C. Eaton ex A. Gray, Proc. Amer. Acad. Arts 8: 647. 1873

Perennials, 6–25(–30) cm; taprooted, caudex branches relatively thick, retaining old leaf bases. Stems erect or ascending, wiry, glabrous, usually eglandular, sometimes minutely glandular distally. Leaves basal (usually persistent) and cauline; basal blades linear-oblanceolate to linear or filiform (usually folding), 15–60(–80) × 0.5–2(–5) mm, cauline gradually reduced distally, margins entire, sometimes sparsely ciliate (cilia ascending-appressed), faces abaxially glabrous, adaxially sparsely strigose, eglandular. Heads 1–3(–9). Involucres 4–6 × 7–10 mm. Phyllaries in 2–3 series (often purple-tipped), glabrous, densely minutely glandular. Ray florets 10–25; corollas blue, 4–8 mm, laminae not coiling or reflexing. Disc corollas 2.5–4.2 mm. Cypselae 1.5–2.2 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae, inner of 10–16 bristles.

Flowering Jun–Aug. Crevices in limestone and quartzite outcrops and cliffs, rarely in beach sand, oak-maple, mountain brush-white fir; (1300–)1600–2900(–3600) m; Utah.


Related Objects  
  • Distribution Map
  • Map

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |