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Erythronium revolutum

coast fawn lily, mahogany fawn lily, pink fawn-lily

Mount St. Helena fawn-lily, Pacific fawnlily, St. Helena fawn lily

Bulbs

narrowly ovoid, 35–50 mm, sometimes producing sessile offsets.

ovoid, 30–55 mm, sometimes producing sessile bulbels.

Leaves

10–25 mm;

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

7–20 cm;

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

Scape

15–40 cm.

12–30 cm.

Inflorescences

1–3-flowered.

1–3-flowered.

Flowers

tepals uniformly clear violet-pink at anthesis, with yellow banding at base, lanceolate to narrowly elliptic, 25–40 mm, inner with small auricles at base;

stamens ± appressed to style, 12–22 mm;

filaments white to pink (darkening with age), flattened, ± lanceolate, 2–3 mm wide;

anthers bright yellow;

style white to pink, 12–18 mm;

stigma with slender recurved lobes 4–6 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.

Capsules

oblong to obovoid, 3–6 cm.

obovoid, 2–4 cm.

2n

= 24.

Erythronium revolutum

Erythronium helenae

Phenology Flowering early spring (Mar–Apr). Flowering spring (Mar–Apr).
Habitat Shaded stream banks, river terraces, wet places in forests Dry woods or scrub, on serpentines
Elevation 0–600(–1000) m (0–2000(–3300) ft) 500–1200 m (1600–3900 ft)
Distribution
from FNA
CA; OR; WA; BC; generally within 100 km of Pacific Coast
[WildflowerSearch map]
[BONAP county map]
from USDA
Calif (vicinity of Mount St Helena)
[BONAP county map]
Source FNA vol. 26, p. 158. FNA vol. 26, p. 160.
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. montanum, E. multiscapideum, E. oregonum, E. pluriflorum, E. propullans, E. purpurascens, E. pusaterii, E. quinaultense, E. rostratum, E. taylorii, E. tuolumnense, E. umbilicatum
E. albidum, E. americanum, E. californicum, E. citrinum, E. elegans, E. grandiflorum, 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
Name authority Smith: in A. Rees, Cycl. 13: Erythronium no. 3. (1809) Applegate: Contr. Dudley Herb. 1: 188. (1933)
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