these site say about water hyc same scientific name as on
aspca Eichhornia crassipes , there must be error somewhere , but i found in more detail and more relevant sites with pets /vets saying its harmful .
Pond Plants That Are Poisonous for Cats | Garden Guides http://www.gardenguides.com/124632-pond-plants-poisonous-cats.html
Water hyacinth (Eichhornia Crassipes) can cause vomiting and anorexia in cats. It is also toxic to dogs and horses. The water hyacinth is normally found in the fresh waters of Florida. The plant's appearance is recognized by its rounded, leathery and waxy green leaves with dark feathery roots that suspend down into the water, making the plant float above the pond. The water hyacinth sprouts lavender flowers when it blooms. It cannot thrive in cold climates but can create new growth from submerged stem tips that are protected from the freezing water.
in this website its listed too
Poisonous plants for cats. Toxic plants to avoid if you have cats. http://www.dirtonmyhands.com/poisonous-plants-to-cats.html
Water Hyacinth
Scientific Name: Eichhornia crassipes -- Family: Pontederiaceae
Water Hyacinth Poisoning in Dogs - Symptoms, Causes, Diagnosis, Treatment, Recovery, Management, Cost https://www.vetary.com/dog/condition/water-hyacinth-poisoning
Symptoms of Water Hyacinth Poisoning in Dogs Symptoms of water hyacinth toxicity in dogs may include: Lethargy Anorexia Vomiting Possibly diarrhea Types The water hyacinth belongs to the Pontederiaceae family with the scientific name of
Eichhornia crassipes. This plant is commonly found in water gardens due to its aesthetically pleasing look and large floating leaves. The water hyacinth is not the same as the normal hyacinth plant. The water hyacinth is native to South America and is considered an invasive plant in North America. It is a floating plant with round/oval green leaves with a flower that blooms in a blue-violet or lilac color. These plants grow and reproduce quickly making them a pest and potential problem for waterfront areas. It is such an issue, the water hyacinth is known as the worst aquatic plant.
Cats are very sensitive to poisoning because they lack a liver enzyme that breaks down poisons and toxins and that is present in many other animals including humans. This protein is called UGT1A6 and is missing in the Large Cats as well as domesticated cats, or rather is produced in very small insufficient quantities.