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Fittonia (or nerve plant or mosaic plant) is a genus of evergreen perennial flowering plants in the acanthus ('bear’s britches') family, Acanthaceae. The genus is native to tropical and subtropical forested areas in northern and western South America, mainly Perú. [2] The most commonly cultivated species is F. albivenis and its range of ...
Inflorescence A "fainted" or dried-out Fittonia albivenis.Though it appears dead, it will revive back to a normal state after being watered. Fittonia albivenis is a creeping evergreen perennial growing to 15 cm (6 in) high, with lush green, ovate leaves, 7 to 10 cm long, with accented veins of white to deep pink and a short fuzz covering its stems.
Fittonia gigantea is evergreen. The simple leaves are opposite, ovate, entire and petiolate, with red veins. The simple leaves are opposite, ovate, entire and petiolate, with red veins. Spikes of cream-colored labiate flowers are followed by loculicidal capsules.
Their bites take the form of flat, red patches or raised, red bumps, and they sometimes might even become blisters or pustules. Chiggers often bite the ankles, wrists, thighs, groin, and waist.
Plant diseases are diseases in plants caused by pathogens (infectious organisms) and environmental conditions (physiological factors). [1] Organisms that cause infectious disease include fungi , oomycetes , bacteria , viruses , viroids , virus -like organisms, phytoplasmas , protozoa , nematodes and parasitic plants . [ 2 ]
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Due to commonalities in symptoms of P. juniperova and related Phomopsis blights, diagnosis can often be difficult. Although the observation of symptoms is the first step in identification of this pathogen, the presence of both alpha and beta spores in the pycnidium must be verified in order to confirm the existence of P. juniperova.
A known disease vector, a part of the mosquito family Culicinae that is one of the primary species that transmits and spreads malaria. Although mosquitos have a profound effect on human disease transmission, they also have a large effect on veterinary entomology. The Eastern equine encephalomyelitis virus primarily affects horses.