Allium aaseae Ownbey

South idaho onion (en)

Species

Angiosperms > Asparagales > Amaryllidaceae > Allium

Characteristics

Bulbs 2–10+, not clustered on stout, primary rhizome, ovoid, 1–2 × 0.8–1.5 cm; outer coats enclosing 1 or more bulbs, brownish, membranous, with or without obscure reticulations, cells isodiametric or transversely elongate, ± contorted, without fibers; inner coats white, pink, or red, cells obscure, ± quadrate. Leaves usually deciduous with scape, green at anthesis, 2, basally sheathing, sheaths not extending much above soil surface; blade solid, flat to ± terete, channeled, 7–25 cm × 1–4 mm, margins entire or minutely denticulate. Scape usually forming abcission layer and deciduous with leaves after seeds mature, frequently breaking at this level after pressing, solitary, erect, solid, slightly flattened, with or without narrow, sometimes crenulate-denticulate wings, 5–12 cm × 1–2 mm. Umbel persistent, erect, compact, 5–25-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2–3, 8–11-veined, ovate, ± equal, apex obtuse to acuminate. Flowers campanulate, 6–9 mm; tepals erect, bright pink fading to white with dark midribs, rarely white, oblong to lanceolate, ± equal, becoming papery in fruit, margins obscurely to distinctly serrulate-denticulate, apex obtuse to acuminate; stamens included; anthers yellow; pollen yellow; ovary crestless; style included, linear; stigma capitate, scarcely thickened, unlobed; pedicel 3–10 mm. Seed coat shining; cells smooth. 2n = 14.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.12
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 7-9
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 -

Images

Allium aaseae unspecified picture

Distribution

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

Identifiers

LSID urn:lsid:ipni.org:names:8668-2
WFO ID wfo-0000755516
COL ID BTWM
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Allium aaseae