Flora of North America species comparison

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Erythronium albidum

white fawnlily, white trout-lily
Bulbs

ovoid, 15–30 mm;

stolons 1–3, mostly on 1-leaved, nonflowering plants; flowering plants reproducing vegetatively by offshoots or droppers.
Leaves

8–22 cm;

blade green, irregularly mottled, elliptic-lanceolate to ovate-lanceolate or elliptic, ± flat, glaucous, margins entire.
Scape

7–20 cm.
Inflorescences

1-flowered.
Flowers

tepals strongly reflexed at anthesis, white, tinged pink, blue, or lavender abaxially, with yellow adaxial spot at base, lanceolate, 22–40 mm, auricles absent;

stamens 10–20 mm;

filaments yellow, lanceolate;

anthers yellow;

pollen yellow;

style white, 15–25 mm;

stigma lobes recurving, 1.5 mm.
Capsules

held erect at maturity, obovoid, 10–22 mm, apex rounded to faintly apiculate or umbilicate.
2n

= 44.

Erythronium albidum
Phenology Flowering spring.
Habitat Mesic bottomlands, upland forests, woodlands, clay and silt bottomlands, floodplain forests
Elevation 0–300 m (0–1000 ft)
Distribution
from FNA
AL; AR; GA; IA; IL; IN; KS; KY; LA; MD; MI; MN; MO; MS; NE; NJ; NY; OH; OK; PA; SD; TN; TX; VA; WI; WV; ON
[WildflowerSearch map]
[BONAP county map]
Discussion

Erythronium albidum often forms extensive colonies in which nonflowering, 1-leaved plants far outnumber flowering, 2-leaved ones. It is very widespread in eastern North America, more common in the central states than E. americanum and often occurs in slightly drier sites.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 26, p. 163.
Parent taxa Liliaceae > Erythronium
Sibling taxa
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. revolutum, E. rostratum, E. taylorii, E. tuolumnense, E. umbilicatum
Name authority Nuttall: Gen. N. Amer. Pl. 1: 223. (1818)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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