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Pontederia azurea is a water hyacinth from the Americas, sometimes known as anchored water hyacinth. It is the type species of Pontederia subg. Eichhornia , which was previously recognized as part of the polyphyletic genus Eichhornia . [ 1 ]
Water hyacinth is a common fodder plant in the third world especially Africa though excessive use can be toxic. It is high in protein (nitrogen) and trace minerals and the goat feces are a good source of fertilizer as well. Water hyacinth is reported for its efficiency to remove about 60–80% nitrogen [123] and about 69% of potassium from ...
The mottled water hyacinth weevil, Neochetina eichhorniae, is a beetle that has been introduced as a biological pest control herbivore agent to waterways and lakes in countries worldwide to control the spread of the invasive noxious weed species Eichhornia crassipes, the water hyacinth, an aquatic plant native to the Amazon basin.
Neochetina feed almost exclusively on the highly vigorous water hyacinth (Eichhornia spp.). There are at least two species: N. eichhorniae or mottled water hyacinth weevil which gets its name from the plant it feeds on and N. bruchi or chevroned water hyacinth weevil which is characterized by a chevron–shaped marking on its back.
Eichhornia, commonly called water hyacinths, was a polyphyletic genus of the aquatic flowering plants family Pontederiaceae. Since it was consistently recovered in three independent lineages, it has been sunk into Pontederia, together with Monochoria. Each of the three lineages is currently recognized as subgenera in Pontederia: Pontederia subg.
Hyacinth (mythology), divine hero in Greek mythology; Hyacinthus the Lacedaemonian (in Greek mythology), who sacrificed his daughters to Athena or Persephone; Hyacinth of Caesarea (died 108), early Christian martyr saint; Hyacinth and Protus (martyred 257–9), Christian saints; Hyacinth of Poland (1185–1257), Polish priest, canonized 1594
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The Dutch, or common hyacinth, of house and garden culture (H. orientalis, native to Southwest Asia) was so popular in the 18th century that over 2,000 cultivars were grown in the Netherlands, its chief commercial producer. This hyacinth has a single dense spike of fragrant flowers in shades of red, blue, white, orange, pink, violet or yellow ...