Erythronium montanum |
Erythronium hendersonii |
|
---|---|---|
avalanche-lily, white avalanche-lily, white glacier lily |
Henderson's fawn-lily |
|
Bulbs | narrowly ovoid, 25–60 mm. |
slender, 40–55 mm. |
Leaves | 10–20 cm; blade green, ovate to broadly lanceolate, base ± abruptly narrowed to petiole, margins wavy. |
10–25 cm; blade mottled with irregular streaks of brown or white, oblong to ovate, margins entire to ± wavy. |
Scape | 12–35 cm. |
reddish, 12–30 cm. |
Inflorescences | 1–3-flowered. |
1–4-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 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. |
Capsules | oblong, 3–6 cm. |
obovoid, 2–4 cm. |
2n | = 24. |
= 24. |
Erythronium montanum |
Erythronium hendersonii |
|
Phenology | Flowering summer, usually soon after snowmelt (Jun–Aug). | Flowering spring (Mar–Apr). |
Habitat | Montane and subalpine meadows, open coniferous forests | Dry woods and forest openings |
Elevation | (300–)800–2000 m ((1000–)2600–6600 ft) | 300–1600 m (1000–5200 ft) |
Distribution |
OR; WA; BC
|
CA; OR
|
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.) |
|
Source | FNA vol. 26, p. 157. | FNA vol. 26, p. 160. |
Parent taxa | Liliaceae > Erythronium | Liliaceae > Erythronium |
Sibling taxa | ||
Name authority | S. Watson: Proc. Amer. Acad. Arts 26: 130. (1891) | S. Watson: Proc. Amer. Acad. Arts 22: 479. (1887) |
Web links |