Allium validum S.Watson

Pacific onion (en)

Species

Angiosperms > Asparagales > Amaryllidaceae > Allium

Characteristics

Bulbs 2–20+, clustered on thick, iris-like rhizome, elongate, 2–5 × 1–2.5 cm; outer coats enclosing 1 or more bulbs, brownish, membranous, minutely striate, cells in regular vertical rows, elongate, not fibrous-reticulate, fibers persistent, parallel, few, coarse; inner coats reddish purple or whitish, minutely striate, cells in regular vertical rows, elongate. Leaves persistent, green at anthesis, 3–6, sheathing basally, sheaths not extending much above soil surface; blade solid, flat, 20–70(–80) cm × 4–15 mm, margins entire. Scape persistent, solitary, erect, solid, flattened and narrowly winged distally, 30–70 cm × 2–7 mm. Umbel persistent, erect, compact, 15–30-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2, 3–5-veined, broadly ovate, ± equal, apex acute. Flowers ± campanulate, 8–10 mm; tepals erect to ± spreading, pink, narrowly lanceolate, ± equal, withering in fruit, margins entire, apex acuminate, midribs scarcely thickened; stamens exerted; anthers yellow or purple; pollen yellow; ovary crestless; style exserted, linear, longer than stamens; stigma capitate, unlobed; pedicel 10–15 mm, elongating and becoming stout in fruit. Seed coat dull; cells smooth or minutely roughened. 2n = 28, 56.
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An onion family plant. It can grow to 1 m tall. The leaves are simple and narrow and develop from the base. The flowers are purple. The brown capsules are edible.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 0.6
Root system rhizome
Rooting depth (meter) 0.2
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a temperate plant. It suits dry to moist soils. It is best in a sandy loam soil and pH between 6.2-8. It can tolerate frost. It needs a frost free period of 19 weeks.
More
Swampy meadows in the mountains; at elevations from 1,500-2,900 metres.
Light 5-8
Soil humidity 4-8
Soil texture 3-5
Soil acidity 4-8
Soil nutriment -
Hardiness (USDA) 7-9

Usage

The bulbs are used as flavouring in soups and stews. The flowers can be eaten raw or used as a garnish in salads.
Uses medicinal poison spice
Edible bulbs flowers leaves rhizomes roots
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown by sowing the small bulblets.
Mode divisions seedlings
Germination duration (days) 30 - 365
Germination temperacture (C°) 10
Germination luminosity light
Germination treatment stratification
Minimum temperature (C°) -12
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Allium validum flower picture by veryorganic (cc-by-sa)

Distribution

Allium validum world distribution map, present in Canada and United States of America

Conservation status

Allium validum threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:529095-1
WFO ID wfo-0000757688
COL ID 5TX8D
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Allium validum