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Erythronium klamathense

Klamath fawn-lily

California fawn-lily

Bulbs

slender, 25–40 mm.

ovoid, 35–60 mm, sometimes producing sessile offsets.

Leaves

6–17 cm;

blade green, lanceolate to narrowly elliptic, ± folded along midvein, margins entire to wavy.

7–18 cm;

blade distinctly mottled with irregular streaks of brown or white, oblong to narrowly ovate, margins usually wavy.

Scape

6–20 cm.

± reddish, branched well above leaves when flowers more than 1, 10–30 cm.

Inflorescences

1–3-flowered.

1–3-flowered.

Flowers

tepals 2/3 or more white, with yellow zone at base, ± pinkish in age, broadly lanceolate, 20–35 mm, inner with small auricles at base;

stamens 8–14 mm;

filaments white, slender;

anthers ± yellow;

style white, 4–9 mm;

stigma ± unlobed.

flowering individuals generally abundant in populations;

tepals white to cream, base yellow and often banded with brown or red, ± narrowly ovate, 25–40 mm, inner with small auricles at base;

stamens 12–25 mm;

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

anthers white to cream;

style ± white, 10–14 mm;

stigma unlobed or with lobes less than 2 mm.

Capsules

narrowly obovoid, 2–5 cm.

obovoid, 3–6 cm.

2n

= 24.

= 24.

Erythronium klamathense

Erythronium californicum

Phenology Flowering late spring to summer (Apr–Jun). Flowering spring (Mar–Apr).
Habitat Montane meadows, openings in coniferous forests Dry woods, openings, cliffs
Elevation 1200–1900 m (3900–6200 ft) 0–1900 m (0–6200 ft)
Distribution
from FNA
CA; OR
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Discussion

Forms intermediate with Erythronium citrinum and E. multiscapideum are sometimes seen where ranges overlap.

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

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. 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. 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. revolutum, E. rostratum, E. taylorii, E. tuolumnense, E. umbilicatum
Name authority Applegate: Contr. Dudley Herb. 1: 151. (1930) Purdy: Fl. & Sylva 2: 253. (1904)
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