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Erythronium hendersonii

Henderson's fawn-lily

fawnlily, Olympic fawn-lily, quinault fawn-lily, quinault trout-lily

Bulbs

slender, 40–55 mm.

narrowly ovoid, 35–75 mm.

Leaves

10–25 cm;

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

12–20 cm;

blade green or faintly mottled with white or brown, lanceolate to ovate, margins ± wavy.

Scape

reddish, 12–30 cm.

12–25 cm.

Inflorescences

1–4-flowered.

1–3-flowered.

Flowers

tepals violet to pink, darker at tips, dark purple at base, broadly lanceolate, 18–35 mm, inner with small auricles at base;

stamens 10–14 mm;

filaments violet-purple, linear, slender, less than 0.8 mm wide;

anthers pale brown to purple;

style violet, 6–8 mm;

stigma unlobed or with lobes shorter than 1 mm.

tepals white proximally, shading to pink at outer margins, darkest toward tips, with yellow band at base, lanceolate to narrowly ovate, 30–50 mm, inner with small auricles at base;

stamens 12–24 mm;

filaments white, flattened, slightly widened, linear to lanceolate, 1–2 mm wide;

anthers yellow;

style white, 10–18 mm;

stigma with slender, usually recurved lobes 1–5 mm.

Capsules

obovoid, 2–4 cm.

oblong to obovoid, 3–6 cm.

2n

= 24.

= 48.

Erythronium hendersonii

Erythronium quinaultense

Phenology Flowering spring (Mar–Apr). Flowering late spring (May).
Habitat Dry woods and forest openings Openings and rocky ledges in coniferous forests
Elevation 300–1600 m (1000–5200 ft) 500–900 m (1600–3000 ft)
Distribution
from FNA
CA; OR
[WildflowerSearch map]
[BONAP county map]
from FNA
WA
[WildflowerSearch map]
[BONAP county map]
Discussion

Erythronium quinaultense is a tetraploid species apparently derived from hybridization between E. montanum and E. revolutum. It is known only from the southwestern Olympic Peninsula.

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

Source FNA vol. 26, p. 160. FNA vol. 26, p. 158.
Parent taxa Liliaceae > Erythronium Liliaceae > Erythronium
Sibling taxa
E. albidum, E. americanum, E. californicum, E. citrinum, E. elegans, E. grandiflorum, E. helenae, 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. revolutum, E. rostratum, E. taylorii, E. tuolumnense, E. umbilicatum
Name authority S. Watson: Proc. Amer. Acad. Arts 22: 479. (1887) G. A. Allen: Syst. Bot. 26: 269, fig. 3. (2001)
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