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Erigeron flettii

Cascade fleabane

Habit Plants perennial, 5–20 cm; taprooted with with woody, branching caudices.
Stems

ascending to erect, mostly glabrous to sparsely hirsute, sparsely minutely glandular.

Basal leaves

persistent in distinct rosettes, obovate to spatulate, 10–90 × 5–15 mm;

margins entire or occasionally weakly dentate on distal portions;

surfaces glabrous to remotely strigose, occasionally remotely glandular.

Cauline leaves

elliptic to oblanceolate, 7–25 × 2–6 mm, reduced distally.

Inflorescences

1–3 heads; terminal and axillary.

Involucres

3–8 × 9–15 mm.

Ray florets

30–50, white to occasionally purplish;

rays 4–7 × 1–2 mm.

Disc florets

corollas 3–4 mm.

Phyllaries

in 2–3 series, often with purple medial or apical area;

surfaces nearly glabrous or sparsely to moderately villous, eglandular or glandular.

Fruits

2–3 mm, sparsely strigose;

inner pappi of numerous barbellate bristles.

Heads

radiate.

Erigeron flettii

Erigeron cascadensis

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

Shaded rocky slopes, cliffs, crevices, outcrops. Flowering May–Aug. 1200–2200 m. Casc. Native. Endemic to Oregon.

This species is endemic to rocky areas in the Cascades from Douglas and Klamath counties only as far north as Marion County.

Source Flora of Oregon, volume 2, page 253
James Riser, Stephen Meyers
Sibling taxa
E. acris, E. aliceae, E. annuus, E. aphanactis, E. aureus, E. bloomeri, E. cascadensis, E. cervinus, E. chrysopsidis, E. compositus, E. corymbosus, E. coulteri, E. decumbens, E. disparipilus, E. divergens, E. eatonii, E. elegantulus, E. filifolius, E. foliosus, E. glacialis, E. glaucus, E. howellii, E. inornatus, E. karvinskianus, E. klamathensis, E. latus, E. linearis, E. lonchophyllus, E. nivalis, E. oreganus, E. peregrinus, E. petrophilus, E. philadelphicus, E. poliospermus, E. pumilus, E. simplex, E. speciosus, E. stanselliae, E. strigosus, E. tener, E. vagus
E. acris, E. aliceae, E. annuus, E. aphanactis, E. aureus, E. bloomeri, E. cervinus, E. chrysopsidis, E. compositus, E. corymbosus, E. coulteri, E. decumbens, E. disparipilus, E. divergens, E. eatonii, E. elegantulus, E. filifolius, E. foliosus, E. glacialis, E. glaucus, E. howellii, E. inornatus, E. karvinskianus, E. klamathensis, E. latus, E. linearis, E. lonchophyllus, E. nivalis, E. oreganus, E. peregrinus, E. petrophilus, E. philadelphicus, E. poliospermus, E. pumilus, E. simplex, E. speciosus, E. stanselliae, E. strigosus, E. tener, E. vagus
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