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Erythronium revolutum

coast fawn lily, mahogany fawn lily, pink fawn-lily

Erythronium elegans

Coast Range fawn lily, elegant fawn-lily

Bulbs

narrowly ovoid, 35–50 mm, sometimes producing sessile offsets.

slender, 30–50 mm.

Leaves

10–25 mm;

blade distinctly mottled with irregular streaks of brown or white, broadly lanceolate to ovate, margins entire to ± wavy.

7–20 cm;

blade green or faintly mottled with brown or white, narrowly ovate, margins often wavy.

Scape

15–40 cm.

10–30 cm.

Inflorescences

1–3-flowered.

1–2(–4)-flowered.

Flowers

tepals uniformly clear violet-pink at anthesis, with yellow banding at base, lanceolate to narrowly elliptic, 25–40 mm, inner with small auricles at base;

stamens ± appressed to style, 12–22 mm;

filaments white to pink (darkening with age), flattened, ± lanceolate, 2–3 mm wide;

anthers bright yellow;

style white to pink, 12–18 mm;

stigma with slender recurved lobes 4–6 mm.

tepals: inner ± white, outer ± white and tinged (often strongly) with pink, especially abaxially and along midline, becoming more generally pinkish with age, both inner and outer with yellow band at base, lanceolate to narrowly elliptic, 20–40 mm, abaxial surfaces and outer tepals often darker, inner auriculate at base;

stamens 13–22 mm;

filaments white, flattened, slightly widened, linear to lanceolate, 0.8–2 mm wide;

anthers yellow;

style white, 10–20 mm;

stigma with slender, usually recurved lobes 2–4 mm.

Capsules

oblong to obovoid, 3–6 cm.

obovoid to oblong, 2–5 cm.

2n

= 48.

Erythronium revolutum

Erythronium elegans

Phenology Flowering early spring (Mar–Apr). Flowering late spring (May–Jun).
Habitat Shaded stream banks, river terraces, wet places in forests Meadows and open coniferous forests
Elevation 0–600(–1000) m (0–2000(–3300) ft) 800–1000 m (2600–3300 ft)
Distribution
from FNA
CA; OR; WA; BC; generally within 100 km of Pacific Coast
[WildflowerSearch map]
[BONAP county map]
from FNA
OR
[WildflowerSearch map]
[BONAP county map]
Discussion

Of conservation concern.

This species is endemic to the Coast Ranges of western Oregon.

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

Source FNA vol. 26, p. 158. FNA vol. 26, p. 157.
Parent taxa Liliaceae > Erythronium Liliaceae > Erythronium
Sibling taxa
E. albidum, E. americanum, E. californicum, E. citrinum, E. elegans, E. grandiflorum, E. helenae, E. hendersonii, E. klamathense, E. mesochoreum, E. montanum, E. multiscapideum, E. oregonum, E. pluriflorum, E. propullans, E. purpurascens, E. pusaterii, E. quinaultense, E. rostratum, E. taylorii, E. tuolumnense, E. umbilicatum
E. albidum, E. americanum, E. californicum, E. citrinum, E. grandiflorum, E. helenae, E. hendersonii, E. klamathense, E. mesochoreum, E. montanum, E. multiscapideum, E. oregonum, E. pluriflorum, E. propullans, E. purpurascens, E. pusaterii, E. quinaultense, E. revolutum, E. rostratum, E. taylorii, E. tuolumnense, E. umbilicatum
Name authority Smith: in A. Rees, Cycl. 13: Erythronium no. 3. (1809) P. C. Hammond & K. L. Chambers: Madroño 32: 49, fig. 1. (1985)
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