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Ammannia multiflora Roxb.

Species

Angiosperms > Myrtales > Lythraceae > Ammannia

Characteristics

Herb, erect, branched, to c. 60 cm high. Leaves opposite, sessile; lamina oblong-linear to narrowly lanceolate or oblanceolate, usually 0.5–5 cm long, acute, the base cordate-auriculate, sometimes obscurely so. Flowers 4–12 in short dense cymes or clusters, rarely somewhat open; peduncle to 6 mm long, rarely longer; pedicel 0.5–3 mm long. Hypanthium broadly campanulate, 1–1.5 mm deep; appendages reduced or absent. Sepals broadly triangular, c. 0.2 mm long. Petals obovate, c. 0.5–1 mm long. Stamens 4, exserted. Capsule globose, 1.5–2.5 mm diam., slightly exserted from hypanthium; dehiscence irregular.
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Herbs, annual, 8-65 cm tall. Stems with numerous, ascending, short branches. Leaves opposite, narrowly elliptic, broadly linear, or lanceolate-oblong, 1-2.5 cm × 3-12 mm, base attenuate to cordate. Flowers 3-7(-20) in dense axillary cymes; pedicels 1-2[-6] mm; peduncle 1-2 mm; bracteoles linear, not reaching floral tube. Floral tube campanulate, ca. 1.5 mm, 4-ribbed; sepals 4, deltate. Petals 4, pink to whitish, obovate, minute. Stamens 4, rarely 6-8. Style 1/3-1/2 as long as ovary. Capsules red-brown or red-wine colored, ca. 1.5 mm in diam., ca. 1/2 exserted. Fl. Jul-Aug, fr. Sep. 2n = 18.
A herb. It is erect and grows each year from seed. It grows 10-60 cm high. The leaves are narrowly sword shaped. They are 3-40 mm long by 1-6 mm wide. The flowers are in groups of 3 or more. The flowers are red, pink and white.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 0.37
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a tropical plant. It grows in warmer places. It grows in sandy and alluvial soil. It is often along watercourses and near lakes. In Pakistan it grows up to 1,800 m altitude.
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Wet places and farmland in southern China. Wetlands in lowlands, especially in paddy fields, central and southern Japan.
Wet places and farmland in southern China. Wetlands in lowlands, especially in paddy fields, central and southern Japan.
Grows in damp or swampy areas, edges of creeks and billabongs, often on floodplains.
Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 8-12

Usage

Uses medicinal
Edible seeds
Therapeutic use Fever (unspecified), Malaria (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

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

Images

Ammannia multiflora unspecified picture
Ammannia multiflora unspecified picture

Distribution

Ammannia multiflora world distribution map, present in Australia, China, Madagascar, Pakistan, and United States of America

Conservation status

Ammannia multiflora threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:552730-1
WFO ID wfo-0000531028
COL ID 7R3B8
BDTFX ID -
INPN ID 921737
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Ammannia multiflora Ammannia japonica Ammannia madagascariensis Ammannia microcarpa Ammannia multiflora var. parviflora Ammannia senegalensis var. multiflora Ammannia australasica Ammannia multiflora f. decipiens Ammannia multiflora f. ramosissima Ammannia parviflora
WorldFloraDB 2024