Erythronium umbilicatum C.R.Parks & Hardin

Dimpled troutlily (en)

Species

Angiosperms > Liliales > Liliaceae > Erythronium

Characteristics

Bulbs ovoid, 10–25 mm; stolons absent, or 1 per bulb on 1-leaved plants. Leaves 5–17 cm; blade green, irregularly mottled, elliptic to ovate-lanceolate, ± flat, not glaucous, margins entire. Scape 4–18 cm. Inflorescences 1-flowered. Flowers: 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. Capsules ± resting on ground due to reclining peduncle, obovoid, 10–22 mm, apex indented, umbilicate, or rarely rounded. 2n = 24.
More
Much like no. 1 [Erythronium americanum Ker Gawl.], but scarcely colonial, the sterile corms without offshoots, or producing only one; pet not auriculate; style slender throughout; ovary and fr umbilicate, the fr lying on or near the ground; 2n=24. Moist woods and rocky slopes; Va., W.Va. and w. Md. to Ala. and n. Fla. Mar.–May.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.2
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-6
Soil humidity 3-5
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 30 - 365
Germination temperacture (C°) 10 - 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Erythronium umbilicatum flower picture by Tom Jones (cc-by-sa)

Distribution

Erythronium umbilicatum world distribution map, present in Åland Islands, Georgia, Nicaragua, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:96862-2
WFO ID wfo-0000766978
COL ID 3BFGZ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Erythronium umbilicatum

Lower taxons

Erythronium umbilicatum subsp. umbilicatum Erythronium umbilicatum subsp. monostolum