Allium membranaceum Ownbey ex Traub

Papery onion (en)

Species

Angiosperms > Asparagales > Amaryllidaceae > Allium

Characteristics

Bulbs 1–3, producing bulbels in basal cluster around roots, ovoid, 1–1.6 × 0.9–1.4 cm; outer coats enclosing 1 or more bulbs, brown, membranous, obscurely cellular-reticulate, cells quadrate, walls very sinuous, without fibers; inner coats white or pink, cells obscure, quadrate. Leaves persistent, green at anthesis, 2–3, basally sheathing, sheaths not extending much above soil surface; blade solid, flat, 15–40 cm × 3–5 mm, margins entire. Scape persistent, solitary, erect, solid, terete, 15–40 cm × 1–3 mm. Umbel persistent, erect, loose, 15–35-flowered, ± globose, bulbils unknown; spathe bracts persistent, 2, 4–6-veined, lanceolate, ± equal, apex acuminate, setaceous. Flowers stellate, 7–12 mm; tepals spreading, pink or less commonly white, ovate to elliptic, ± equal, becoming papery in fruit, not carinate, margins entire, apex acute to acuminate, not involute; stamens included; anthers yellow; pollen yellow; ovary crested; processes 6, prominent, central, triangular, short, margins minutely denticulate; style linear, equaling stamens; stigma capitate, scarcely thickened, unlobed; pedicel 10–20 mm. Seed coat dull; cells each with minute, central papilla. 2n = 14.
More
An onion herb.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
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

It is a Mediterranean climate plant.
Light 4-9
Soil humidity 1-5
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

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

Distribution

Allium membranaceum world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:8807-2
WFO ID wfo-0000756725
COL ID 5TX6Q
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Allium membranaceum