Erythronium hendersonii |
Erythronium helenae |
Erythronium umbilicatum |
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Henderson's fawn-lily |
Mount St. Helena fawn-lily, Pacific fawnlily, St. Helena fawn lily |
dimpled trout-lily |
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Bulbs | slender, 40–55 mm. |
ovoid, 30–55 mm, sometimes producing sessile bulbels. |
ovoid, 10–25 mm; stolons absent, or 1 per bulb on 1-leaved plants. |
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Leaves | 10–25 cm; blade mottled with irregular streaks of brown or white, oblong to ovate, margins entire to ± wavy. |
7–20 cm; blade mottled with irregular streaks of brown or white, broadly lanceolate to ovate, margins ± wavy. |
5–17 cm; blade green, irregularly mottled, elliptic to ovate-lanceolate, ± flat, not glaucous, margins entire. |
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Scape | reddish, 12–30 cm. |
12–30 cm. |
4–18 cm. |
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Inflorescences | 1–4-flowered. |
1–3-flowered. |
1-flowered. |
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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. |
fragrant; tepals ± white, bright yellow at base, pinkish in age, lanceolate to ovate, 25–40 mm, inner with small auricles at base; stamens 8–13 mm; filaments ± yellow, linear, ± slender, less than 0.8 mm wide; anthers yellow; style ± white, often bent to one side, 5–8 mm; stigma unlobed or with lobes shorter than 1 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. |
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Capsules | obovoid, 2–4 cm. |
obovoid, 2–4 cm. |
± resting on ground due to reclining peduncle, obovoid, 10–22 mm, apex indented, umbilicate, or rarely rounded. |
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2n | = 24. |
= 24. |
= 24. |
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Erythronium hendersonii |
Erythronium helenae |
Erythronium umbilicatum |
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Phenology | Flowering spring (Mar–Apr). | Flowering spring (Mar–Apr). | |||||
Habitat | Dry woods and forest openings | Dry woods or scrub, on serpentines | |||||
Elevation | 300–1600 m (1000–5200 ft) | 500–1200 m (1600–3900 ft) | |||||
Distribution |
CA; OR
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Calif (vicinity of Mount St Helena) |
s and e United States
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Discussion | Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 26, p. 160. | FNA vol. 26, p. 160. | FNA vol. 26, p. 162. | ||||
Parent taxa | Liliaceae > Erythronium | Liliaceae > Erythronium | Liliaceae > Erythronium | ||||
Sibling taxa | |||||||
Subordinate taxa | |||||||
Name authority | S. Watson: Proc. Amer. Acad. Arts 22: 479. (1887) | Applegate: Contr. Dudley Herb. 1: 188. (1933) | C. R. Parks & Hardin: Brittonia 15: 252. (1963) | ||||
Web links |
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