Israel wildflowers: Common Water Hyacinth
Eichhornia crassipes, Piaropus crassipes, Eichhornia speciosa, Common Water Hyacinth,
Hebrew: יקינטון המים ,איכהורניה עבת-רגל, Arabic: Ward en-nil
| Scientific name: | Eichhornia crassipes (Mart.) Solms | |
| Synonym name: | Piaropus crassipes (Mart.) Solms, Eichhornia speciosa (Mart.) Solms | |
| Common name: | Common Water Hyacinth | |
| Hebrew name: | איכהורניה עבת-רגל, יקינטון המים | |
| Arabic name: | Ward en-nil | |
| Family: | Pontederiaceae, pickerelweed family, פונטדריים |
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| Life form: | Helophyte, a perennial herb, reproducing from stolons and by seed | |
| Stems: | Flowering stems erect, bending over after flowering, to 25 cm, distal internode less than 4 cm | |
| Leaves: | Alternate, entire, smooth, glabrous, glossy; petioles (leaf stems) floating, creeping, inflated, bulbous, spongy, to 25 cm long | |
| Inflorescence: | Spikes 4–15-flowered; spike at top of erect thick stalk to 25 cm long, rising above the leaves | |
| Flowers: | Hermaphrodite only; perianth, violet, light blue; stamens 6; ovary 3-celled | |
| Fruits / pods: | Capsule, 3-celled, containing up to 300 seeds; seeds ribbed, formed in submerged, withered flower; fruit and seeds are rarely observed | |
| Flowering Period: | Summer | |
| Habitat: | Humid habitats | |
| Distribution: | Invasive in water bodies | |
| Chorotype: | Tropical |
 Derivation of the botanical name: Eichhornia, named for J.A.Eichhorn (1779 – 1856), a Prussian Minister of Education in the 19th century.
crassipes, Latin crassus, thick; pes, a foot, and alludes to the swollen leaf stalk.
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