Flora of North America species comparison

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Eucephalus glaucescens

Eucephalus gormanii

Klickitat aster

Gorman's aster
Habit Perennials, 40–160 cm (with caudices; herbage glabrous, ± glaucous). Perennials, 10–40 cm (caudices woody or rhizomes short-creeping; herbage sparsely to moderately glandular-hairy, not glaucous).
Stems

erect, glabrous.

ascending to erect, sparsely to moderately glandular-hairy.
Leaves

mid and distal blades linear to narrowly lance-elliptic, 4–10 cm × 4–16 mm.

mid and distal blades lance-ovate to elliptic, 1.5–3 cm × 4–10 mm.
Peduncles

glabrous or sparsely stipitate-glandular.

glandular.
Involucres

turbinate to campanulate, 7–9 mm.

turbinate, 6–8 mm.
Phyllaries

in 3–5 series (reddish distally), linear to lanceolate or lance-ovate (unequal), apices acuminate, abaxial faces sparsely stipitate-glandular.

in 2–4 series (whitish), lanceolate to ovate (unequal), apices acute, abaxial face glabrous or glandular-hairy.
Heads

5–20(–60) in racemiform to paniculiform arrays.

usually 2–5 in racemiform to corymbiform arrays, sometimes borne singly.
Cypselae

obconic, flattened, strigose;

pappus bristles in 2 series, smooth or ± barbellate.

pilose;

pappus bristles in 2 series smooth or ± barbellate.
Rays

commonly 8 or 13, purple.

(5–)8–13, white (often pinkish in bud).
2n

= 18.

Eucephalus glaucescens

Eucephalus gormanii
Phenology Flowering Jul–Sep(–Oct). Flowering Jul–Aug.
Habitat Open coniferous woods, meadows, brushy slopes Open rocky slopes and exposed cliffs
Elevation 800–1500 m (2600–4900 ft) 1200–1900 m (3900–6200 ft)
Distribution
from FNA
WA
[WildflowerSearch map]
[BONAP county map]
from FNA
OR
[WildflowerSearch map]
[BONAP county map]
Discussion

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.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Eucephalus gormanii is known only from the central Cascade Mountains. It is closely related to E. paucicapitatus.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 20, p. 41. FNA vol. 20, p. 41.
Parent taxa Asteraceae > tribe Astereae > Eucephalus Asteraceae > tribe Astereae > Eucephalus
Sibling taxa
E. breweri, E. elegans, E. engelmannii, E. glabratus, E. gormanii, E. ledophyllus, E. paucicapitatus, E. tomentellus, E. vialis
E. breweri, E. elegans, E. engelmannii, E. glabratus, E. glaucescens, E. ledophyllus, E. paucicapitatus, E. tomentellus, E. vialis
Synonyms Aster engelmannii var. glaucescens, Aster glaucescens, Aster glaucophyllus, Aster serrulatus, E. glaucophyllus, E. serrulatus Aster gormanii
Name authority (A. Gray) Greene: Pittonia 3: 56. (1896) Piper: Proc. Biol. Soc. Wash. 29: 101. (1916)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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