OregonFlora species comparison

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Ericameria teretifolia

Ericameria resinosa

Columbia goldenweed
Habit Plants 0.8–4 dm.
Stems

glabrous, resinous.
Leaves

filiform, 0.5–3 cm, glabrous, resinous.
Inflorescences

loose cyme-like arrays.
Involucres

campanulate to obovoid, 5.5–8 mm.
Ray florets

3–7;

rays 5.5–7 mm, white.
Disc florets

10–15;

corollas 6–8 mm, white.
Phyllaries

in 5–7 unequal series, deltoid to lance-linear, chartaceous, glabrous, resinous; outer gradually < inner.
Fruits

4.5–5 mm, sericeous.
Heads

radiate.

Ericameria teretifolia

Ericameria resinosa
Distribution
[WildflowerSearch map]
[BONAP county map]
[WildflowerSearch map]
[BONAP county map]
Discussion

Rock crevices, basalt cliffs. Flowering Jun–Oct. 100–1300 m. BW, Col, ECas, Lava, Owy. ID, WA. Native.
Source Flora of Oregon, volume 2, page 249
Kenton Chambers
Sibling taxa
E. arborescens, E. bloomeri, E. discoidea, E. greenei, E. nana, E. nauseosa, E. parryi, E. resinosa, E. suffruticosa
E. arborescens, E. bloomeri, E. discoidea, E. greenei, E. nana, E. nauseosa, E. parryi, E. suffruticosa
Synonyms Haplopappus resinosus
Web links 
Unless otherwise noted, all data comes from OregonFlora.



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