Eucephalus glaucescens

(A. Gray) Greene
Pittonia 3: 56. 1896.
Common names: Klickitat aster
EndemicConservation concern
Basionym: Aster engelmannii var. glaucescens A. Gray in A. Gray et al., Syn. Fl. N. Amer. 1(2): 200. 1884 (as engelmanni)
Synonyms: Aster glaucescens (A. Gray) S. F. Blake Aster glaucophyllus (Piper) Frye & Rigg Aster serrulatus (Greene) Frye & Rigg Eucephalus glaucophyllus Piper Eucephalus serrulatus Greene
Treatment appears in FNA Volume 20. Treatment on page 41. Mentioned on page 39.

Perennials, 40–160 cm (with caudices; herbage glabrous, ± glaucous). Stems erect, glabrous. Leaves: mid and distal blades linear to narrowly lance-elliptic, 4–10 cm × 4–16 mm. Heads 5–20(–60) in racemiform to paniculiform arrays. Peduncles glabrous or sparsely stipitate-glandular. Involucres turbinate to campanulate, 7–9 mm. Phyllaries in 3–5 series (reddish distally), linear to lanceolate or lance-ovate (unequal), apices acuminate, abaxial faces sparsely stipitate-glandular. Rays commonly 8 or 13, purple. Cypselae obconic, flattened, strigose; pappus bristles in 2 series, smooth or ± barbellate.

Phenology: Flowering Jul–Sep(–Oct).
Habitat: Open coniferous woods, meadows, brushy slopes
Elevation: 800–1500 m


Of conservation concern.

Eucephalus glaucescens is known from the vicinity of Mt. Adams in Klickitat, Skamania, and Yakima counties. Intermediates with E. ledophyllus have been reported.

Selected References


Lower Taxa


... more about "Eucephalus glaucescens"
Geraldine A. Allen +
(A. Gray) Greene +
Aster engelmannii var. glaucescens +
Klickitat aster +
800–1500 m +
Open coniferous woods, meadows, brushy slopes +
Flowering Jul–Sep(–Oct). +
Endemic +  and Conservation concern +
Aster glaucescens +, Aster glaucophyllus +, Aster serrulatus +, Eucephalus glaucophyllus +  and Eucephalus serrulatus +
Eucephalus glaucescens +
Eucephalus +
species +