Badnavirus

thumb|right|alt=Cocoa-tree showing swollen diseased stem|Swollen stem infection Badnavirus is a genus of viruses, in the family Caulimoviridae order Ortervirales. Plants serve as natural hosts. There are 75 species in this genus. Diseases associated with this genus include: CSSV: leaf chlorosis, root necrosis, red vein banding in young leaves, small mottled pods, and stem/root swelling followed by die-back. Infection decreases yield by 25% within one year, 50% within two years and usually kills trees within 3–4 years.

==Taxonomy== The genus contains the following species, listed by scientific name and followed by the exemplar virus of the species: Badnavirus aglaonemae, Aglaonema bacilliform virus Badnavirus alphacolocalasiae, Taro bacilliform virus Badnavirus alphadioscoreae, Dioscorea bacilliform AL virus Badnavirus alphainflatheobromae, Cacao swollen shoot CD virus Badnavirus alphamaculaflavicannae, Canna yellow mottle associated virus Badnavirus alphananas, Pineapple bacilliform CO virus Badnavirus alphasacchari, Sugarcane bacilliform Guadeloupe A virus Badnavirus alphavirgamusae, Banana streak GF virus Badnavirus betacolocalasiae, Taro bacilliform CH virus Badnavirus betadioscoreae, Dioscorea bacilliform AL virus 2 Badnavirus betainflatheobromae, Cacao swollen shoot CE virus Badnavirus betamaculaflavicannae, Canna yellow mottle virus Badnavirus betananas, Pineapple bacilliform ER virus Badnavirus betasasacchari, Sugarcane bacilliform Guadeloupe D virus Badnavirus betavirgamusae, Banana streak IM virus Badnavirus camelliae, Camellia sinensis badnavirus 1 Badnavirus decoloratiovitis, Grapevine Roditis leaf discoloration-associated virus Badnavirus deltadioscoreae, Dioscorea bacilliform RT virus 1 Badnavirus deltainflatheobromae, Cacao swollen shoot Ghana N virus Badnavirus deltasacchari, Sugarcane bacilliform MO virus Badnavirus deltavirgamusae, Banana streak OL virus Badnavirus epsilondioscoreae, Dioscorea bacilliform RT virus 2 Badnavirus epsiloninflatheobromae, Cacao swollen shoot Ghana Q virus Badnavirus epsilonvirgamusae, Banana streak UA virus Badnavirus etadioscoreae, Dioscorea bacilliform SN virus Badnavirus etainflatheobromae, Cacao swollen shoot Togo B virus Badnavirus etavirgamusae, Banana streak UL virus Badnavirus fatsiae, Fatsia badnavirus 1 Badnavirus fici, Fig badnavirus 1 Badnavirus gammadioscoreae, Dioscorea bacilliform ES virus Badnavirus gammainflatheobromae, Cacao swollen shoot Ghana M virus Badnavirus gammasacchari, Sugarcane bacilliform IM virus Badnavirus gammavirgamusae, Banana streak MY virus Badnavirus iotavirgamusae, Banana streak VN virus Badnavirus maculacommelinae, Commelina yellow mottle virus Badnavirus maculadracaenae, Dracaena mottle virus Badnavirus maculaepiphylli, Epiphyllum mottle-associated virus Badnavirus maculahederae, Ivy ringspot-associated virus Badnavirus maculakalanchoes, Kalanchoe top-spotting virus Badnavirus maculapiperis, Piper yellow mottle virus Badnavirus maculasmallanthi, Yacon necrotic mottle virus Badnavirus maculaspiraeae, Spiraea yellow leafspot virus Badnavirus maculaucubae, Aucuba ringspot virus Badnavirus meliae, Chinaberry tree badnavirus 1 Badnavirus mori, Mulberry badnavirus 1 Badnavirus necrozamiae, Cycad leaf necrosis virus Badnavirus occultipomeae, Sweet potato pakakuy virus Badnavirus phirubi, Blackberry virus F Badnavirus reterubi, Rubus yellow net virus Badnavirus rutilanscamelliae, Camellia lemon glow virus Badnavirus tessellocastaneae, Chestnut mosaic virus Badnavirus tessellocitri, Citrus yellow mosaic virus Badnavirus tessellopandani, Pandanus mosaic associated virus Badnavirus tessellopolysciatis, Polyscias mosaic virus Badnavirus tessellostyphnolobii, Pagoda yellow mosaic associated virus Badnavirus tessellotheobromae, Cacao mild mosaic virus Badnavirus tesselloziziphi, Jujube mosaic-associated virus Badnavirus tetadioscoreae, Dioscorea bacilliform TR virus Badnavirus tetainflatheobromae, Cacao swollen shoot Ghana T virus Badnavirus theobromae, Cacao bacilliform Sri Lanka virus Badnavirus thetavirgamusae, Banana streak UM virus Badnavirus urticae, Nettle badnavirus 1 Badnavirus venabougainvilleae, Bougainvillea chlorotic vein banding virus Badnavirus venacodonopsis, Codonopsis vein clearing virus Badnavirus venaribis, Gooseberry vein banding associated virus Badnavirus venatheobromae, Cacao yellow vein banding virus Badnavirus venavitis, Grapevine vein clearing virus Badnavirus venazanthoxyli, Green Sichuan pepper vein clearing-associated virus Badnavirus vitis, Grapevine badnavirus 1 Badnavirus volubetulae, Birch leafroll-associated virus Badnavirus wisteriae, Wisteria badnavirus 1 Badnavirus zetadioscoreae, Dioscorea bacilliform RT virus 3 Badnavirus zetainflatheobromae, Cacao swollen shoot Togo A virus Badnavirus zetavirgamusae, Banana streak UI virus Badnavirus ziziphi, Jujube badnavirus WS