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Erythronium elegans

Coast Range fawn lily, elegant fawn-lily

dimpled trout-lily

Bulbs

slender, 30–50 mm.

ovoid, 10–25 mm;

stolons absent, or 1 per bulb on 1-leaved plants.

Leaves

7–20 cm;

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

5–17 cm;

blade green, irregularly mottled, elliptic to ovate-lanceolate, ± flat, not glaucous, margins entire.

Scape

10–30 cm.

4–18 cm.

Inflorescences

1–2(–4)-flowered.

1-flowered.

Flowers

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.

tepals strongly reflexed at anthesis, yellow, sometimes with brownish adaxial spots, variously tinged brown-purple abaxially, lanceolate, 13–30 mm, auricles absent;

stamens 9–18 mm;

filaments yellow, lanceolate;

anthers brown, purple, or infrequently yellow;

pollen brown, purple, or infrequently yellow;

ovary apex indented;

style deciduous or forming small apiculum, ± terete, not yellow, 8–24 mm;

stigma lobes spreading, 1.2–1.7 mm.

Capsules

obovoid to oblong, 2–5 cm.

± resting on ground due to reclining peduncle, obovoid, 10–22 mm, apex indented, umbilicate, or rarely rounded.

2n

= 48.

= 24.

Erythronium elegans

Erythronium umbilicatum

Phenology Flowering late spring (May–Jun).
Habitat Meadows and open coniferous forests
Elevation 800–1000 m (2600–3300 ft)
Distribution
from FNA
OR
[WildflowerSearch map]
[BONAP county map]
from USDA
s and e United States
[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.)

Varieties 2 (2 in the flora).

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

Key
1. Stolons absent; West Virginia to Alabama, Georgia, and n Florida.
subsp. umbilicatum
1. Stolons present, 1 per bulb; North Carolina, Tennessee.
subsp. monostolum
Source FNA vol. 26, p. 157. FNA vol. 26, p. 162.
Parent taxa Liliaceae > Erythronium Liliaceae > Erythronium
Sibling taxa
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
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. revolutum, E. rostratum, E. taylorii, E. tuolumnense
Subordinate taxa
E. umbilicatum subsp. monostolum, E. umbilicatum subsp. umbilicatum
Name authority P. C. Hammond & K. L. Chambers: Madroño 32: 49, fig. 1. (1985) C. R. Parks & Hardin: Brittonia 15: 252. (1963)
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