English word senses marked with topical category "Plant diseases"

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Parent categories: Diseases, Phytopathology, Disease, Botany, Pathology, Health, Biology, Medicine, Body, Sciences, Healthcare

Total 66 word senses

• Armillaria root disease (Noun) Synonym of mushroom root rot.
• Armillaria root rot (Noun) Synonym of mushroom root rot.
• Dutch elm disease (Noun) A disease of elm trees caused by ascomycete fungi in the genus Ophiostoma and spread by bark beetles.
• Texas phoenix palm decline (Noun) A plant disease affecting phoenix palms found primarily in Texas and Florida.
• Texas root rot (Noun) A soil-borne fungus, Phymatotrichopsis omnivora, that attacks the roots of susceptible plants.
• anthracnose (Noun) Any of several fungal diseases that affect many plants and trees.
• ash dieback (Noun) Dieback of ash trees caused by the fungus Hymenoscyphus fraxineus.
• bacterial wetwood (Noun) Synonym of slime flux
• black rust (Noun) A disease of wheat, in which a black, moist substance is deposited in the fissures of the grain.
• black spot (Noun) A fungal disease among plants, particularly roses, that results in black spots on the leaves.
• blight (Noun) A diseased condition suffered by a plant; specifically, a complete and rapid chlorosis, browning, then death of plant tissues such as floral organs, leaves, branches, or twigs, especially one caused by a fungus; a mildew, a rust, a smut.
• blight (Noun) The cause of such a condition, often unseen but believed to be airborne; specifically, a bacterium, a virus, or (especially) a fungus; also, an aphid which attacks fruit trees.
• blight (Verb) To affect the fertility or growth of (a plant) with a blight (noun sense 1.1), especially one caused by a fungus; to blast, to mildew, to smut.
• blister blight (Noun) An infection of tea plants, caused by the fungus Exobasidium vexans, characterized by blister-like lesions on the leaves.
• blister blight (Noun) A similar disease of some pines caused by Cronartium asclepiadeum.
• brown rot (Noun) A fungal disease of stone fruit such as peaches and nectarines, caused by the fungus Monilinia fructicola
• brown spot (Noun) A fungal disease of some plants characterized by brown spots on the leaves
• bunchy top (Noun) A viral disease of various plants, including banana and tomato plants, caused by the Nanoviridae.
• canker (Noun) A plant disease marked by gradual decay.
• chalara (Noun) ash dieback (disease)
• citrus black spot (Noun) A disease of citrus plants caused by the Guignardia citricarpa fungus.
• clubroot (Noun) A common disease of cabbages, radishes, turnips, and other plants of the Cruciferae, caused by Plasmodiophora brassicae, in which galls form on latent roots, rendering them clublike.
• crown gall (Noun) A disease of plants caused by infection of soil bacteria of the genus Agrobacterium
• dry rot (Noun) A fungal infection which affects plants, in particular potatoes.
• early blight (Noun) A disease of tomato and potato plants caused by the fungus Alternaria solani, producing distinctive bullseye-patterned leaf spots, stem lesions, fruit rot on tomato and tuber blight on potato.
• eumusae leaf spot (Noun) One of the Sigatoka group of fungal diseases threatening the crop of Cavendish bananas, caused by the fungus Mycosphaerella eumusae (anamorph: Pseudocercospora eumusae)
• ferrugo (Noun) rust (plant disease).
• fire blight (Noun) A bacterial plant disease, caused by Erwinia amylovora, that affects apples, pears and some other members of the Rosaceae family.
• gall (Noun) A blister or tumor-like growth found on the surface of plants, caused by various pathogens, especially the burrowing of insect larvae into the living tissues, such as that of the common oak gall wasp (Cynips quercusfolii).
• halo blight (Noun) A bacterial disease of bean plants, caused by Pseudomonas syringae pv. phaseolicola.
• head blight (Noun) a blight afflicting the seed heads or inflorescences of cereal crops
• koleroga (Noun) Any of several plant diseases, with distinct causal organisms, including; A disease of palm trees such as areca palms and of many other commercially important plants caused by the oomycete Phytophthora palmivora.
• leaf curl (Noun) Any of several plant diseases, caused by diverse fungi or viruses, characterized by curling of leaves.
• leaf spot (Noun) Any of various fungal or bacterial diseases of plants that cause blemishes on their leaves.
• leafroll (Noun) A viral condition of certain plants, such as potato plants and grapevines, in which new leaves curl and become discoloured.
• lepra (Noun) Any layer of algae, lichens, or other substance producing a leprosylike appearance on the surfaces of plants.
• little peach (Noun) A disease of peaches caused by Phytoplasma spp., in which the fruit is much dwarfed and the leaves grow small and thin.
• mayapple rust (Noun) Allodus podophylli, a species of parasitic rust fungus that leeches off of mayapple leaves.
• melaxuma (Noun) A disease of walnut trees, characterized by cankers that exude a dark watery substance.
• mildew (Noun) A growth of minute powdery or webby fungi, whitish or of different colors, found on various diseased or decaying substances.
• mosaic (Noun) Any of several viral diseases that cause mosaic-like patterns to appear on leaves.
• mushroom root rot (Noun) A plant disease caused by the fungus Armillaria tabescens.
• noble rot (Noun) A benevolent form of the fungus Botrytis cinerea which, in the right conditions, leads to a concentrated sweet wine.
• potato blight (Noun) A devastating disease of potatoes caused by the oomycete Phytophthora infestans.
• ramularia (Noun) A disease of barley, more fully ramularia leaf spot, caused by fungi of the genus Ramularia
• red rot (Noun) A disease of sugar cane caused by the fungus Glomerella tucumanensis.
• rice blast (Noun) A disease of rice caused by the fungus Magnaporthe grisea.
• ringspot (Noun) A symptom of various viral infections in plants.
• root disease (Noun) Any of several plant diseases affecting the root system.
• root rot (Noun) Any of several plant fungal diseases caused by having overwet roots.
• rubigo (Noun) rust (fungal disease of plants)
• rugose mosaic (Noun) A plant disease identified by a marked wrinkling of the leaves and greater chlorosis and dwarfing compared with other mosaic diseases.
• scab (Noun) Any one of various more or less destructive fungal diseases that attack cultivated plants, forming dark-colored crustlike spots.
• shoestring root rot (Noun) Synonym of mushroom root rot.
• slime flux (Noun) An infection occurring in some tree species that causes a foul smelling fluid to ooze from infected wood and bark.
• soybean rust (Noun) A fungal disease of soybeans and other legumes, caused by Phakopsora spp..
• summit disease (Noun) A disease (usually fungal, caused by the species complex Entomophaga grylli) that affects various species of insect, especially grasshoppers, whereby the infected individual typically climbs to the upper parts of a plant, attaches itself there and dies, at which point the infecting agent disperses itself, usually in the form of spores.
• toadstool disease (Noun) Synonym of mushroom root rot.
• tobacco mosaic (Noun) A disease of tobacco plants, characterized by mottled leaves, caused by this virus
• whiptail (Noun) A pretty-faced wallaby (Macropus parryi).
• white rust (Noun) A disease of some plants caused by the pathogen Albugo candida
• wilt (Noun) Any of various plant diseases characterized by wilting.
• witch's broom (Noun) A disease or deformity in a woody plant, typically a tree, such that the natural structure of the plant is changed so that a dense mass of shoots grows from a single point.
• yellow dwarf (Noun) A main-sequence star, luminosity class V, of spectral type G.
• yellow patch (Noun) A yellow badge.
• zebra chip (Noun) A disease of potatoes causing unsightly black stripes when the tubers are fried.

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