Ceratophyllum muricatum Cham.

Prickly hornwort (en)

Species

Angiosperms > Ceratophyllales > Ceratophyllaceae > Ceratophyllum

Characteristics

Monoecious, free-floating, aquatic herb to 3 m. Leaves whorled, aristate and mostly 3-or 4-branched, margins sparsely cuspidate. Flowers unisexual, usually solitary at nodes. Fruit warty with 3 slender spines.
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Subspecies 3 (1 in the flora): nearly worldwide.
See subsp. muricatum.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality monoecy
Pollination -
Spread -
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Flower color
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Nitrogen fixer -
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Environment

Light 1-9
Soil humidity 10-12
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
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Distribution

Ceratophyllum muricatum world distribution map, present in Australia, Brazil, United States of America, and South Africa

Conservation status

Ceratophyllum muricatum threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:163079-1
WFO ID wfo-0000832128
COL ID SNW5
BDTFX ID 16159
INPN ID 90217
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Ceratophyllum muricatum Ceratophyllum demersum var. muricatum Ceratophyllum demersum var. oxycarpum Ceratophyllum submersum subsp. muricatum Ceratophyllum demersum subsp. muricatum

Lower taxons

Ceratophyllum muricatum subsp. australe Ceratophyllum muricatum subsp. kossinskyi Ceratophyllum muricatum subsp. muricatum