Triteleia laxa Benth.

Ithuriel's spear (en)

Species

Angiosperms > Asparagales > Asparagaceae > Triteleia

Characteristics

Leaves 20–40 cm × 4–25 mm. Scape 10–70 cm, smooth or scabrous near base. Flowers: perianth usually pale blue, sometimes deep bluish purple or white, 18–47 mm, tube attenuate at base, 12–25 mm, lobes gradually spreading, 8–20 mm; stamens attached alternately at 2 levels, horizontal and curved upward at apex, nearly equal; filaments linear, 3–6 mm, apical appendages present near base of adnate portion of filaments, membranous; anthers white to bluish, 2–5 mm, apex blunt to tapered; ovary 1/3–1/2 as long as stipe, either central or along proximal side of flower; pedicel ascending or spreading, often bent at apex, 1–10 cm. 2n = 16, 18, 28 (30), 32, 42, 48.
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An onion family plant. It is a lily like corm or bulb plant. It grows 60-75 cm high and spreads 20-30 cm wide. The flower stems are sturdy. The flower heads are 15 cm wide. The flowers are funnel shaped and blue or white. The flower stalks are 5 cm long.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 0.15 - 0.1
Mature height (meter) 0.1 - 0.5
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

Heavy soils in many habitats; at elevations up to 1,400 metres. Open forests, mixed conifer or foothill woodlands, grasslands on clay soils; at elevations from sea level to 1,500 metres.
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It is a temperate plant. It will grow in most well-drained soils. It needs a protected, sunny position. It is resistant to frost but sensitive to drought. It suits hardiness zones 6-9.
Light 7-9
Soil humidity 2-6
Soil texture 2-5
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 7-10

Usage

The bulbs are roasted and eaten.
Uses medicinal
Edible bulbs roots
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown by seed or by division.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -18
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Triteleia laxa flower picture by Jeff Harris (cc-by-sa)
Triteleia laxa flower picture by waheeda hiller (cc-by-sa)
Triteleia laxa flower picture by John John (cc-by-sa)

Distribution

Triteleia laxa world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:542693-1
WFO ID wfo-0000749886
COL ID 593TY
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Triteleia candida Brodiaea laxa Hookera laxa Milla laxa Seubertia laxa Seubertia obscura Tulophos laxa Triteleia angustiflora Triteleia laxa Brodiaea candida Brodiaea laxa var. candida Brodiaea laxa var. nimia Brodiaea laxa var. tracyi