The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links
Erythronium montanum

avalanche-lily, white avalanche-lily, white glacier lily

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

Bulbs

narrowly ovoid, 25–60 mm.

narrowly ovoid, 35–75 mm.

Leaves

10–20 cm;

blade green, ovate to broadly lanceolate, base ± abruptly narrowed to petiole, margins wavy.

12–20 cm;

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

Scape

12–35 cm.

12–25 cm.

Inflorescences

1–3-flowered.

1–3-flowered.

Flowers

tepals white to creamy white with bright yellow zone at base, broadly ovate to broadly lanceolate, 25–45 mm, inner wider than outer, auriculate at base, length less than 4 times width;

stamens 12–24 mm;

filaments white, linear, slender, less than 0.8 mm wide;

anthers bright yellow;

style white, 13–25 mm;

stigma with slender, usually recurved lobes 1–5 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

oblong, 3–6 cm.

oblong to obovoid, 3–6 cm.

2n

= 24.

= 48.

Erythronium montanum

Erythronium quinaultense

Phenology Flowering summer, usually soon after snowmelt (Jun–Aug). Flowering late spring (May).
Habitat Montane and subalpine meadows, open coniferous forests Openings and rocky ledges in coniferous forests
Elevation (300–)800–2000 m ((1000–)2600–6600 ft) 500–900 m (1600–3000 ft)
Distribution
from FNA
OR; WA; BC
[WildflowerSearch map]
[BONAP county map]
from FNA
WA
[WildflowerSearch map]
[BONAP county map]
Discussion

This species occurs in the Coast Ranges of southern British Columbia, and disjunctly to southern Vancouver Island, the Olympic Peninsula, and Cascade Mountains from Mount Rainier National Park in Washington to central Oregon.

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

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. 157. 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. hendersonii, E. klamathense, E. mesochoreum, 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 26: 130. (1891) G. A. Allen: Syst. Bot. 26: 269, fig. 3. (2001)
Web links