Streptopus amplexifolius (L.) Dc.

Claspleaf twistedstalk (en), Sceau-de-Salomon rameux (fr), Streptope amplexicaule (fr), Streptope à feuilles embrassantes (fr), Uvulaire (fr), Uvulaire à feuilles embrassantes (fr)

Species

Angiosperms > Liliales > Liliaceae > Streptopus

Characteristics

Plants from thick rhizomes. Stems freely branched, stout, 5–12 dm, often with reddish hairs basally, nodes not fringed. Leaves 5–15 × 2.5–6 cm; blade ovate-oblong to oblong-lanceolate, base cordate-clasping, apex acuminate; peduncle: junction with pedicel abrupt, with glands indicating transition, entire structure 2–5 cm, glands short-stalked. Flowers 1–2 per axil; perianth campanulate; tepals spreading, recurved at tips, white to greenish yellow, narrowly oblong-lanceolate, 9–15 mm; stamens unequal, outer shorter, 0.8–1 mm, inner 2–3 mm; anthers lanceolate, 3–3.5 mm, apex 1-pointed; style stout, 4–5 mm; stigma fused from base to tip, unlobed; combined peduncles and pedicels recurved, 2–5 cm, short-stalked glands indicating transition; pedicel sharply geniculate, glabrous. Berries whitish green maturing to yellowish orange or red, ellipsoid, 10–12 mm. Seeds 2.5–3 mm. 2n = 16, 32.
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A herb that keeps growing from year to year. It has a short, fleshy underground stem. It grows 25-90 cm high. There are several leaves. They are at the base and grass-like. They are 5-20 cm long. The flowers are white and small. They are in dense clusters or spikes at the end of the stem. They hang on delicate, twisted stalks. The stem is sticky. The fruit is a yellow or orange capsule. It has many seeds.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread endozoochory
Mature width (meter) 0.2 - 0.4
Mature height (meter) 0.75 - 1.0
Root system fibrous-root rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Rich moist coniferous and deciduous woods; at elevations up to 2,800 metres.Wet sub-alpine woods. Moist woods and thickets.
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It is a temperate plant. It grows in moist woods and shady places near streams. It suits hardiness zones 3-8.
Light 1-6
Soil humidity 6-8
Soil texture 3-6
Soil acidity 3-8
Soil nutriment -
Hardiness (USDA) 5-8

Usage

The fruit can be eaten raw or cooked in soups and stews or made into jelly. The roots are sometimes used in salads for the cucumber flavour. The young shoots are eaten raw in salads or cooked like asparagus.
Uses forage incense medicinal
Edible fruits leaves roots shoots stems
Therapeutic use Panacea (fruit), Gynecological Aid (root), Analgesic (root), Antihemorrhagic (unspecified), Kidney Aid (unspecified), Venereal Aid (unspecified), Tonic (unspecified), Dietary Aid (unspecified), Gastrointestinal Aid (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by divisions or seedlings.
Mode divisions seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Streptopus amplexifolius habit picture by Patricia Berchtel (cc-by-sa)
Streptopus amplexifolius habit picture by HOLWECK Paul (cc-by-sa)
Streptopus amplexifolius habit picture by Stéphane (cc-by-sa)

Leaf

Streptopus amplexifolius leaf picture by roberto (cc-by-sa)
Streptopus amplexifolius leaf picture by Daniel Voss (cc-by-sa)
Streptopus amplexifolius leaf picture by Dayna Hillcrest (cc-by-sa)

Flower

Streptopus amplexifolius flower picture by Lennaert Steen (cc-by-sa)
Streptopus amplexifolius flower picture by Lennaert Steen (cc-by-sa)
Streptopus amplexifolius flower picture by Lennaert Steen (cc-by-sa)

Fruit

Streptopus amplexifolius fruit picture by Clara Wagner (cc-by-sa)
Streptopus amplexifolius fruit picture by B Quotin (cc-by-sa)
Streptopus amplexifolius fruit picture by backtolo (cc-by-sa)

Distribution

Streptopus amplexifolius world distribution map, present in Austria, Bulgaria, Canada, Switzerland, Colombia, Czech Republic, Germany, Spain, France, Micronesia (Federated States of), Italy, Japan, Myanmar, Malaysia, Nicaragua, Poland, Korea (Democratic People's Republic of), Romania, Ukraine, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:1160363-2
WFO ID wfo-0000738256
COL ID 52YW6
BDTFX ID 66482
INPN ID 125226
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Streptopus distortus Uvularia amplexifolia Uvularia amplexicaulis Convallaria amplexifolia Convallaria dichotoma Tortipes amplexifolius Streptopus amplexifolius var. americanus Streptopus amplexifolius var. papillatus Streptopus amplexifolius var. oreopolus Streptopus amplexifolius var. grandiflorus Streptopus amplexifolius var. chalazatus Streptopus amplexifolius subsp. americanus Streptopus amplexifolius var. denticulatus Streptopus fassetii Streptopus amplexifolius f. indivisus Streptopus amplexifolius var. amplexifolius Streptopus amplexifolius subsp. papillatus Uvularia distorta Streptopus amplexifolius