| Genome Name | No of Superfamily |
| Babesia bigemina | 2 |
| Babesia bovis | 20 |
| Babesia canis | 1 |
| Babesia divergens | 2 |
| Babesia equi | 2 |
| Babesia microti | 5 |
| Babiana ecklonii | 2 |
| Babiana stricta | 1 |
| Baboon cytomegalovirus | 1 |
| Baboon endogenous virus | 1 |
| Baboon herpesvirus 2 | 2 |
| Baboon reovirus | 1 |
| Baccharis halimifolia | 2 |
| Bachelotia antillarum | 2 |
| Bacillus acidopullulyticus | 3 |
| Bacillus agaradhaerens | 3 |
| Bacillus alcalophilus | 4 |
| Bacillus amyloliquefaciens | 26 |
| Bacillus anthracis | 624 |
| Bacillus atrophaeus | 4 |
| Bacillus badius | 2 |
| Bacillus caldolyticus | 24 |
| Bacillus caldotenax | 19 |
| Bacillus caldovelox | 1 |
| Bacillus cereus | 553 |
| Bacillus circulans | 38 |
| Bacillus clarkii | 3 |
| Bacillus clausii | 2 |
| Bacillus coagulans | 10 |
| Bacillus firmus | 21 |
| Bacillus halodenitrificans | 2 |
| Bacillus halodurans | 584 |
| Bacillus intermedius | 2 |
| Bacillus israeli | 3 |
| Bacillus lentus | 1 |
| Bacillus licheniformis | 65 |
| Bacillus macroides | 4 |
| Bacillus megaterium | 50 |
| Bacillus methanolicus | 6 |
| Bacillus mojavensis | 7 |
| Bacillus mycoides | 4 |
| Bacillus ohbensis | 4 |
| Bacillus phage GA-1 | 2 |
| Bacillus phage phi29 | 3 |
| Bacillus pseudofirmus | 18 |
| Bacillus pseudomycoides | 1 |
| Bacillus psychrosaccharolyticus | 4 |
| Bacillus pumilus | 22 |
| Bacillus rossius | 1 |
| Bacillus schlegelii | 1 |
| Bacillus smithii | 1 |
| Bacillus sp. | 39 |
| Bacillus sp. 1011 | 3 |
| Bacillus sp. 1-1 | 3 |
| Bacillus sp. 1139 | 1 |
| Bacillus sp. 170 | 1 |
| Bacillus sp. 240B1 | 1 |
| Bacillus sp. 38-2 | 3 |
| Bacillus sp. 41M-1 | 1 |
| Bacillus sp. 6.3.3 | 3 |
| Bacillus sp. 707 | 1 |
| Bacillus sp. 79-23 | 2 |
| Bacillus sp. 9860 | 1 |
| Bacillus sp. A24 | 1 |
| Bacillus sp. AM-001 | 1 |
| Bacillus sp. B-0618 | 5 |
| Bacillus sp. B1018 | 3 |
| Bacillus sp. B26 | 1 |
| Bacillus sp. BP-23 | 5 |
| Bacillus sp. BP-7 | 1 |
| Bacillus sp. BR449 | 3 |
| Bacillus sp. BSG40 | 2 |
| Bacillus sp. COT1 | 1 |
| Bacillus sp. D6 | 1 |
| Bacillus sp. DG0303 | 1 |
| Bacillus sp. DS11 | 2 |
| Bacillus sp. GL1 | 5 |
| Bacillus sphaericus | 31 |
| Bacillus sp. KCCM10143 | 1 |
| Bacillus sp. KCTC 0377BP | 1 |
| Bacillus sp. KK-1 | 2 |
| Bacillus sp. KSM-1876 | 1 |
| Bacillus sp. KSM-330 | 1 |
| Bacillus sp. KSM-522 | 2 |
| Bacillus sp. KSM-635 | 1 |
| Bacillus sp. KSM-64 | 2 |
| Bacillus sp. KSM-K38 | 1 |
| Bacillus sp. KSM-KP43 | 2 |
| Bacillus sp. KSM-N252 | 2 |
| Bacillus sp. KSM-P15 | 1 |
| Bacillus sp. M1918 | 3 |
| Bacillus sp. M-90 | 1 |
| Bacillus sp. MK 716 | 1 |
| Bacillus sp. MS | 3 |
| Bacillus sp. NBL420 | 3 |
| Bacillus sp. NG-27 | 1 |
| Bacillus sp. No.7-M | 1 |
| Bacillus sp. NS-129 | 2 |
| Bacillus sp. NV1 | 1 |
| Bacillus sp. OxB-1 | 1 |
| Bacillus sp. P-2850 | 1 |
| Bacillus sp. P-358 | 3 |
| Bacillus sp. PD498 | 2 |
| Bacillus sp. PS3 | 15 |
| Bacillus sp. RC607 | 1 |
| Bacillus sp. SD521 | 1 |
| Bacillus sp. snu-7 | 1 |
| Bacillus sp. TA39 | 1 |
| Bacillus sp. TB-90 | 7 |
| Bacillus sp. TS-23 | 2 |
| Bacillus sp. TS-3 | 1 |
| Bacillus sp. TS-47 | 2 |
| Bacillus sp. UTB2301 | 4 |
| Bacillus sp. VK2 | 1 |
| Bacillus sp. Y | 1 |
| Bacillus sp. YM-1 | 2 |
| Bacillus sp. YM55-1 | 1 |
| Bacillus sp. YN-1 | 1 |
| Bacillus subtilis | 587 |
| Bacillus thuringiensis | 558 |
| Bacillus vallismortis | 1 |
| Bacillus weihenstephanensis | 3 |
| Backhousia citriodora | 2 |
| Backusella circina | 1 |
| Backusella ctenidia | 1 |
| Bacopa caroliniana | 3 |
| Bacteriophage 16-3 | 1 |
| Bacteriophage 42D | 1 |
| Bacteriophage 434 | 2 |
| Bacteriophage 80 alpha | 1 |
| Bacteriophage 933W | 5 |
| Bacteriophage A118 | 3 |
| Bacteriophage A511 | 1 |
| Bacteriophage Aaphi23 | 9 |
| Bacteriophage B103 | 2 |
| Bacteriophage beta-22 | 1 |
| Bacteriophage BFK20 | 1 |
| Bacteriophage bIL170 | 1 |
| Bacteriophage bIL285 | 5 |
| Bacteriophage bIL286 | 6 |
| Bacteriophage bIL309 | 4 |
| Bacteriophage bIL310 | 1 |
| Bacteriophage bIL312 | 1 |
| Bacteriophage CP-9 | 1 |
| Bacteriophage D108 | 2 |
| Bacteriophage d-16 phi | 3 |
| Bacteriophage D3112 | 1 |
| Bacteriophage Dp-1 | 1 |
| Bacteriophage EJ-1 | 1 |
| Bacteriophage gamma | 1 |
| Bacteriophage GMSE-1 | 1 |
| Bacteriophage H-19B | 2 |
| Bacteriophage H19J | 1 |
| Bacteriophage HK620 | 4 |
| Bacteriophage HK97 | 8 |
| Bacteriophage JP34 | 1 |
| Bacteriophage K139 | 3 |
| Bacteriophage L | 1 |
| Bacteriophage lambda | 11 |
| Bacteriophage LL-H | 1 |
| Bacteriophage LP7 | 1 |
| Bacteriophage M11 | 1 |
| Bacteriophage M13mp18 | 1 |
| Bacteriophage MB78 | 1 |
| Bacteriophage mv4 | 1 |
| Bacteriophage Mx8 | 1 |
| Bacteriophage N15 | 5 |
| Bacteriophage P21 | 1 |
| Bacteriophage P22-pbi | 2 |
| Bacteriophage P27 | 6 |
| Bacteriophage PA2 | 1 |
| Bacteriophage PA-2 | 1 |
| Bacteriophage PBS1 | 1 |
| Bacteriophage PBS2 | 1 |
| Bacteriophage phi-105 | 5 |
| Bacteriophage phi31.1 | 1 |
| Bacteriophage phi3626 | 6 |
| Bacteriophage phi-3T | 1 |
| Bacteriophage phi-80 | 2 |
| Bacteriophage phiAM2 | 1 |
| Bacteriophage phi AR29 | 1 |
| Bacteriophage phi-C31 | 6 |
| Bacteriophage phi CTX | 2 |
| Bacteriophage phiE125 | 3 |
| Bacteriophage phi ETA | 3 |
| Bacteriophage phiFSW | 1 |
| Bacteriophage phi-H | 1 |
| Bacteriophage phi LC3 | 3 |
| Bacteriophage phiYeO3-12 | 11 |
| Bacteriophage PL-1 | 1 |
| Bacteriophage PP01 | 1 |
| Bacteriophage PR4 | 1 |
| Bacteriophage PRR1 | 1 |
| Bacteriophage PS3 | 1 |
| Bacteriophage PS34 | 1 |
| Bacteriophage PSP3 | 4 |
| Bacteriophage Q30 | 1 |
| Bacteriophage Qbeta | 2 |
| Bacteriophage r1t | 4 |
| Bacteriophage RB70 | 1 |
| Bacteriophage S2 | 1 |
| Bacteriophage SfII | 1 |
| Bacteriophage sk1 | 2 |
| Bacteriophage SP | 1 |
| Bacteriophage SPBc2 | 15 |
| Bacteriophage SPO1 | 4 |
| Bacteriophage SPP1 | 2 |
| Bacteriophage T270 | 2 |
| Bacteriophage T3 | 9 |
| Bacteriophage T5 | 4 |
| Bacteriophage TP21 | 1 |
| Bacteriophage TPW22 | 1 |
| Bacteriophage Tuc2009 | 5 |
| Bacteriophage VO1 | 3 |
| Bacteriophage VT2-Sa | 3 |
| Bacteriophage WPhi | 1 |
| Bacteroides cellulosolvens | 3 |
| Bacteroides fragilis | 48 |
| Bacteroides ovatus | 2 |
| Bacteroides sp. | 2 |
| Bacteroides thetaiotaomicron | 504 |
| Bacteroides uniformis | 2 |
| Bacteroides vulgatus | 2 |
| Bactris humilis | 2 |
| Bactrocera carambolae | 1 |
| Bactrocera cucurbitae | 1 |
| Bactrocera dorsalis | 3 |
| Bactrocera kandiensis | 1 |
| Bactrocera oleae | 1 |
| Bactrocera scutellata | 1 |
| Bactrocera tryoni | 1 |
| Badger herpesvirus | 1 |
| Baeopterus philpotti | 2 |
| Bagaza virus | 1 |
| Baileya levitans | 2 |
| Baissea leonensis | 2 |
| Balaena mysticetus | 5 |
| Balaenoptera acutorostrata | 5 |
| Balaenoptera borealis | 2 |
| Balaenoptera musculus | 1 |
| Balaenoptera physalus | 4 |
| Balaka seemannii | 2 |
| Balanites maughamii | 5 |
| Balanoglossus carnosus | 1 |
| Balanops vieillardii | 5 |
| Balanus amphitrite | 2 |
| Balanus balanus | 2 |
| Balanus nubilus | 1 |
| Balanus perforatus | 1 |
| Balbiania investiens | 2 |
| Baldellia ranunculoides | 2 |
| Balearica pavonina | 2 |
| Ballia callitricha | 2 |
| Balneatrix alpica | 2 |
| Baloskion gracile | 2 |
| Baloskion tetraphyllum | 2 |
| Bamboo mosaic virus | 1 |
| Bambusa multiplex | 4 |
| Bambusa oldhamii | 1 |
| Bambusicola thoracica | 3 |
| Banana mosaic virus | 1 |
| Banara guianensis | 2 |
| Bangia atropurpurea | 2 |
| Bangia fuscopurpurea | 2 |
| Bangia sp. | 2 |
| Bangiopsis subsimplex | 2 |
| Banisteriopsis hypericifolia | 2 |
| Banksia cuneata | 4 |
| Banna virus | 1 |
| Baphia massaiensis | 2 |
| Baptisia tinctoria | 3 |
| Barbacenia elegans | 5 |
| Barbarea vulgaris | 4 |
| Barbastella sp. 7184 | 1 |
| Barbatia lima | 1 |
| Barbatia reeveana | 1 |
| Barbatia virescens | 2 |
| Barbatula barbatula | 1 |
| Barbeya oleoides | 6 |
| Barbula convoluta | 3 |
| Barbula unguiculata | 5 |
| Barbus barbus | 3 |
| Barbus intermedius | 1 |
| Barcella odora | 2 |
| Barclaya longifolia | 2 |
| Bardunovia baicalensis | 1 |
| Barfin flounder nervous necrosis virus | 1 |
| Barleria prionitis | 6 |
| Barmah Forest virus | 1 |
| Barnadesia caryophylla | 3 |
| Barnebya dispar | 2 |
| Baronia brevicornis | 2 |
| Barringtonia asiatica | 6 |
| Barringtonia racemosa | 2 |
| Bartonella alsatica | 3 |
| Bartonella bacilliformis | 30 |
| Bartonella birtlesii | 3 |
| Bartonella clarridgeiae | 7 |
| Bartonella doshiae | 4 |
| Bartonella elizabethae | 6 |
| Bartonella grahamii | 4 |
| Bartonella henselae | 421 |
| Bartonella koehlerae | 1 |
| Bartonella quintana | 404 |
| Bartonella schoenbuchensis | 1 |
| Bartonella sp. | 1 |
| Bartonella sp. NVH1 | 2 |
| Bartonella sp. SV06uk | 2 |
| Bartonella sp. SV12uk | 2 |
| Bartonella taylorii | 5 |
| Bartonella tribocorum | 2 |
| Bartonella vinsonii | 4 |
| Bartonella washoensis | 2 |
| Bartonella weissi | 2 |
| Bartoniella crenata | 2 |
| Bartramia halleriana | 7 |
| Bartramia pomiformis | 2 |
| Bartramia stricta | 1 |
| Bartramiopsis lescurii | 3 |
| Bartsia alpina | 3 |
| Baryphthengus ruficapillus | 1 |
| Basichlamys sacculifera | 4 |
| Basidiobolus ranarum | 2 |
| Basilodes chrysopis | 2 |
| Basiphyllaea corallicola | 2 |
| Bassia scoparia | 3 |
| Bathiorhamnus cryptophorous | 2 |
| Bathycoccus prasinos | 2 |
| Bathydraco marri | 1 |
| Bathyergus suillus | 2 |
| Batillus cornutus | 4 |
| Batis maritima | 5 |
| Batopedina pulvinellata | 2 |
| Batophora oerstedii | 1 |
| Batrachospermum ambiguum | 2 |
| Batrachospermum antipodites | 2 |
| Batrachospermum atrum | 2 |
| Batrachospermum boryanum | 2 |
| Batrachospermum cayennense | 2 |
| Batrachospermum deminutum | 2 |
| Batrachospermum discorum | 2 |
| Batrachospermum gelatinosum | 2 |
| Batrachospermum helminthosum | 3 |
| Batrachospermum involutum | 2 |
| Batrachospermum kraftii | 2 |
| Batrachospermum louisianae | 2 |
| Batrachospermum macrosporum | 2 |
| Batrachospermum pseudogelatinosum | 2 |
| Batrachospermum sirodotii | 2 |
| Batrachospermum sp. | 2 |
| Batrachospermum spermatoinvolucrum | 2 |
| Batrachospermum theaquum | 2 |
| Batrachospermum turfosum | 2 |
| Batrachospermum virgato-decaisneanum | 2 |
| Batrachospermum wattsii | 2 |
| Battus philenor | 2 |
| Bauera rubioides | 5 |
| Bauhinia candicans | 3 |
| Bauhinia purpurea | 4 |
| Bauhinia sp. cult-MSU | 2 |
| Bauhinia sp. Doyle s.n. | 3 |
| Bauhinia variegata | 1 |
| Bauhinia x blakeana | 1 |
| Bayou virus | 1 |
| Bazzania trilobata | 2 |
| Bdellovibrio bacteriovorus | 488 |
| BeAn 58058 virus | 1 |
| Bean common mosaic virus | 1 |
| Bean pod mottle virus | 2 |
| Bean rugose mosaic virus | 1 |
| Beaucarnea recurvata | 3 |
| Beaumontia grandiflora | 2 |
| Beauprea montana | 3 |
| Beccariophoenix madagascariensis | 5 |
| Becquerelia cymosa | 2 |
| Beesia calthifolia | 2 |
| Beet cryptic virus 3 | 1 |
| Beet mosaic virus | 1 |
| Beet ringspot virus | 2 |
| Begonia boisiana | 2 |
| Begonia glabra | 2 |
| Begonia grandis | 2 |
| Begonia herbacea | 2 |
| Begonia metallica x Begonia sanguinea | 5 |
| Begonia oxyloba | 2 |
| Begonia ulmifolia | 2 |
| Behnia reticulata | 5 |
| Beijerinckia sp. | 1 |
| Beiselia mexicana | 2 |
| Bejaria racemosa | 2 |
| Belamcanda chinensis | 3 |
| Belenois java | 1 |
| Belladonna mottle virus | 1 |
| Bellamya heudi | 1 |
| Bellendena montana | 5 |
| Bellucia pentamera | 2 |
| Belosynapsis kewensis | 2 |
| Bembicia axillaris | 1 |
| Bemisia argentifolii | 2 |
| Benincasa hispida | 3 |
| Benjaminiella poitrasii | 2 |
| Bennettiodendron leprosipes | 2 |
| Bensoniella oregona | 1 |
| Bentinckia nicobarica | 2 |
| Beraea pullata | 2 |
| Berberidopsis corallina | 5 |
| Berberis stolonifera | 4 |
| Berberis thunbergii | 2 |
| Berchemia discolor | 2 |
| Bergenia cordifolia | 2 |
| Bergeyella zoohelcum | 1 |
| Bergia ammanioides | 2 |
| Bermuda grass etched-line virus | 1 |
| Berneuxia thibetica | 2 |
| Berne virus | 1 |
| Beroe cucumis | 2 |
| Beroe ovata | 3 |
| Berrya javanica | 4 |
| Bersama lucens | 5 |
| Bertholletia excelsa | 3 |
| Bertiera breviflora | 2 |
| Bertiera guianensis | 2 |
| Bertolonia maculata | 2 |
| Berylmys bowersii | 1 |
| Beryx splendens | 1 |
| Berzelia lanuginosa | 5 |
| Bescherellia brevifolia | 4 |
| Bescherellia cryphaeoides | 1 |
| Bescherellia elegantissima | 2 |
| Besleria affinis | 2 |
| Bessera elegans | 2 |
| Bessera tenuiflora | 2 |
| Betaphycus philippinensis | 2 |
| Betaphycus speciosum | 2 |
| Beta vulgaris | 43 |
| Betula nigra | 2 |
| Betula papyrifera | 1 |
| Betula pendula | 31 |
| Betula platyphylla | 2 |
| Bicyclus anynana | 4 |
| Bicyclus cottrelli | 1 |
| Bicyclus zinebi | 1 |
| Bidens pilosa | 1 |
| Biebersteinia orphanidis | 4 |
| Bifiditermes improbus | 1 |
| Bifidobacterium adolescentis | 7 |
| Bifidobacterium animalis | 7 |
| Bifidobacterium bifidum | 6 |
| Bifidobacterium breve | 4 |
| Bifidobacterium longum | 427 |
| Bifidobacterium sp. ISO3519 | 1 |
| Bifrenaria harrisoniae | 2 |
| Bigelowiella natans | 9 |
| Billia hippocastanum | 2 |
| Bilobella braunerae | 1 |
| Bilophila wadsworthia | 5 |
| Biomphalaria alexandrina | 2 |
| Biomphalaria glabrata | 21 |
| Biomphalaria obstructa | 1 |
| Biomphalaria pfeifferi | 1 |
| Biomphalaria tenagophila | 1 |
| Bionectria ochroleuca | 2 |
| Bipolaris bicolor | 1 |
| Bipolaris chloridis | 1 |
| Bipolaris coicis | 1 |
| Bipolaris cookei | 1 |
| Bipolaris heveae | 1 |
| Bipolaris kusanoi | 1 |
| Bipolaris leersiae | 1 |
| Bipolaris nodulosa | 1 |
| Bipolaris panici-miliacei | 1 |
| Bipolaris papendorfii | 1 |
| Bipolaris sorghicola | 1 |
| Bipolaris sorokiniana | 1 |
| Bipolaris sp. 4 | 1 |
| Bipolaris spicifera | 1 |
| Bipolaris stenospila | 1 |
| Bironella gracilis | 1 |
| Bironella hollandi | 1 |
| Bison bison | 8 |
| Bison bonasus | 3 |
| Bitis arietans | 3 |
| Bitis caudalis | 1 |
| Bitis gabonica | 1 |
| Bitis nasicornis | 1 |
| Bittacus pilicornis | 3 |
| Bittacus punctiger | 3 |
| Bittacus selysi | 3 |
| Bittacus stigmaterus | 3 |
| Bittacus strigosus | 3 |
| Bittacus walkeri | 1 |
| Bituminaria bituminosa | 2 |
| Bixa orellana | 5 |
| Bjerkandera adusta | 1 |
| BK polyomavirus | 2 |
| Blaberus discoidalis | 5 |
| Blaberus giganteus | 1 |
| Black beetle virus | 1 |
| Blackburnia abaxoides | 1 |
| Blackburnia agilis | 1 |
| Blackburnia alternans | 1 |
| Blackburnia aterrima | 1 |
| Blackburnia auana | 1 |
| Blackburnia audax | 1 |
| Blackburnia bryophila | 1 |
| Blackburnia caliginosa | 1 |
| Blackburnia cheloniceps | 1 |
| Blackburnia constricta | 1 |
| Blackburnia erythropus | 1 |
| Blackburnia fordi | 1 |
| Blackburnia fossipennis | 1 |
| Blackburnia foveolata | 1 |
| Blackburnia fracta | 1 |
| Blackburnia fractistriata | 1 |
| Blackburnia frigida | 1 |
| Blackburnia hawaiiensis | 1 |
| Blackburnia hihia | 1 |
| Blackburnia hilaris | 1 |
| Blackburnia limbata | 1 |
| Blackburnia longipes | 1 |
| Blackburnia muscicola | 1 |
| Blackburnia mutabilis | 1 |
| Blackburnia optata | 1 |
| Blackburnia paludicola | 1 |
| Blackburnia posticata | 1 |
| Blackburnia pukalaina | 1 |
| Blackburnia vagans | 1 |
| Blackburnia viridis | 1 |
| Blackcurrant reversion virus | 1 |
| Black queen cell virus | 1 |
| Blakea trinervia | 2 |
| Blakeslea trispora | 4 |
| Blandfordia nobilis | 1 |
| Blandfordia punicea | 5 |
| Blarina brevicauda | 1 |
| Blastobacter denitrificans | 1 |
| Blastochloris viridis | 6 |
| Blastocladiella emersonii | 9 |
| Blastocystis cycluri | 2 |
| Blastocystis hominis | 5 |
| Blastocystis lapemi | 2 |
| Blastocystis pythoni | 2 |
| Blastocystis ratti | 2 |
| Blastocystis sp. R44 | 2 |
| Blattella germanica | 10 |
| Blechnum glandulosum | 3 |
| Blechnum occidentale | 4 |
| Blechnum orientale | 2 |
| Blennosperma nanum | 2 |
| Blepharandra heteropetala | 2 |
| Blepharisma americanum | 3 |
| Blepharisma japonicum | 8 |
| Blepharisma sp. | 1 |
| Blepharisma undulans | 1 |
| Blepharistemma membranifolia | 3 |
| Blepharocarya depauperata | 2 |
| Blepharomyia sp. JOS-2001 | 1 |
| Bletia parkinsonii | 2 |
| Bletia rosea | 2 |
| Bletia sp. O-581 | 2 |
| Bletilla striata | 2 |
| Blidingia minima | 2 |
| Blindia acuta | 3 |
| Blindia magellanica | 3 |
| Blomia tropicalis | 4 |
| Blondelia eufitchiae | 1 |
| Bloomeria crocea | 2 |
| Blotiella pubescens | 2 |
| Blueberry leaf mottle virus | 1 |
| Blueberry red ringspot virus | 1 |
| Bluetongue virus | 4 |
| Blumeodendron tokbrai | 2 |
| Blumeria graminis | 17 |
| Blumeria graminis f. sp. hordei | 8 |
| Blysmus compressus | 2 |
| Blyxa aubertii | 2 |
| Blyxa japonica | 2 |
| Boa constrictor | 1 |
| Bobartia gladiata | 3 |
| Boehmeria nivea | 2 |
| Boiga kraepelini | 1 |
| Bolandra oregana | 2 |
| Bolboschoenus maritimus | 2 |
| Bolboschoenus nobilis | 2 |
| Boldia erythrosiphon | 2 |
| Bolidomonas mediterranea | 2 |
| Bolidomonas pacifica | 2 |
| Boloria epithore | 2 |
| Boltenia villosa | 16 |
| Bolusanthus speciosus | 2 |
| Bomarea boliviensis | 2 |
| Bomarea hirtella | 5 |
| Bomarea macrocephala | 2 |
| Bombax buonopozense | 2 |
| Bombax ceiba | 3 |
| Bombina bombina | 2 |
| Bombina maxima | 2 |
| Bombina variegata | 1 |
| Bombus pascuorum | 1 |
| Bombus pennsylvanicus | 2 |
| Bombus terrestris | 1 |
| Bombycilla garrulus | 2 |
| Bombyx mandarina | 12 |
| Bombyx mori | 110 |
| Bombyx mori nuclear polyhedrosis virus | 16 |
| Bommeria ehrenbergiana | 2 |
| Bonamia media | 5 |
| Bonamia spectabilis | 5 |
| Bonamia thunbergiana | 5 |
| Bonasa bonasia | 2 |
| Bonasa sewerzowi | 2 |
| Bonasa umbellus | 3 |
| Bongardia chrysogonum | 2 |
| Bonjeania clamosis | 2 |
| Bonjeania sp. | 2 |
| Bonnemaisonia asparagoides | 2 |
| Bonnemaisonia hamifera | 6 |
| Bonyunia minor | 2 |
| Boophane disticha | 2 |
| Boophilus decoloratus | 1 |
| Boophilus microplus | 12 |
| Boophis tephraeomystax | 1 |
| Boophis xerophilus | 1 |
| Boopis anthemoides | 2 |
| Boopis graminea | 3 |
| Boquila trifoliolata | 5 |
| Borago officinalis | 6 |
| Borassodendron machadonis | 2 |
| Borassus flabellifer | 2 |
| Bordetella avium | 10 |
| Bordetella bronchiseptica | 526 |
| Bordetella hinzii | 1 |
| Bordetella holmesii | 2 |
| Bordetella parapertussis | 8 |
| Bordetella pertussis | 500 |
| Bordetella petrii | 1 |
| Bordetella phage BPP-1 | 1 |
| Boreus brumalis | 4 |
| Boreus californicus | 2 |
| Boreus coloradensis | 3 |
| Boreus hyemalis | 3 |
| Borojoa sp. Bremer et al. 3336 | 3 |
| Borrelia afzelii | 9 |
| Borrelia andersonii | 1 |
| Borrelia bissettii | 1 |
| Borrelia burgdorferi | 365 |
| Borrelia crocidurae | 1 |
| Borrelia garinii | 15 |
| Borrelia hermsii | 11 |
| Borrelia japonica | 4 |
| Borrelia miyamotoi | 1 |
| Borrelia parkeri | 1 |
| Borrelia recurrentis | 1 |
| Borrelia sinica | 1 |
| Borrelia sp. | 2 |
| Borrelia sp. 10MT | 2 |
| Borrelia sp. 5MT | 2 |
| Borrelia sp. A14S | 2 |
| Borrelia sp. LV5 | 1 |
| Borrelia tanukii | 1 |
| Borrelia turdi | 1 |
| Borrelia turicatae | 3 |
| Borrelia valaisiana | 4 |
| Borrichia frutescens | 2 |
| Borya septentrionalis | 5 |
| Boschniakia hookeri | 2 |
| Boschniakia strobilacea | 1 |
| Boselaphus tragocamelus | 2 |
| Bos frontalis | 1 |
| Bos gaurus | 1 |
| Bos grunniens | 4 |
| Bos indicus | 7 |
| Bos indicus x Bos taurus | 2 |
| Bos javanicus | 4 |
| Bos primigenius | 3 |
| Bos taurus | 420 |
| Bostrychia radicans | 2 |
| Bothriechis schlegelii | 1 |
| Bothriochilus bellus | 2 |
| Bothropolys multidentatus | 2 |
| Bothrops asper | 2 |
| Bothrops atrox | 2 |
| Bothrops cotiara | 1 |
| Bothrops erythromelas | 2 |
| Bothrops insularis | 5 |
| Bothrops jararaca | 10 |
| Bothrops jararacussu | 4 |
| Bothrops moojeni | 1 |
| Bothrops neuwiedi | 2 |
| Bothrops pictus | 1 |
| Bothrops pirajai | 3 |
| Botrychium biternatum | 2 |
| Botrychium campestre | 1 |
| Botrychium hesperium | 1 |
| Botrychium lunaria | 3 |
| Botrychium minganense | 1 |
| Botrychium strictum | 2 |
| Botrydiopsis intercedens | 2 |
| Botrydium stoloniferum | 2 |
| Botryllus schlosseri | 7 |
| Botryocladia skottsbergii | 1 |
| Botryocladia uvarioides | 3 |
| Botryococcus braunii | 3 |
| Botryoglossum platycarpum | 2 |
| Botryotinia fuckeliana | 45 |
| Bottegoa insignis | 2 |
| Bouchea fluminensis | 2 |
| Bougainvillea glabra | 4 |
| Bougainvillea spectabilis | 1 |
| Boulaya mittenii | 2 |
| Boulengerina annulata | 1 |
| Boulengerina christyi | 1 |
| Boulengerochromis microlepis | 1 |
| Bourreria virgata | 2 |
| Bouvardia glaberrima | 5 |
| Bovicola bovis | 1 |
| Bovine adenovirus B | 5 |
| Bovine adenovirus C | 5 |
| Bovine adenovirus D | 4 |
| Bovine adenovirus E | 1 |
| Bovine coronavirus | 3 |
| Bovine enteric calici-like virus | 1 |
| Bovine enterovirus | 4 |
| Bovine herpesvirus 1 | 16 |
| Bovine herpesvirus 2 | 7 |
| Bovine herpesvirus 4 | 8 |
| Bovine herpesvirus 5 | 1 |
| Bovine immunodeficiency-like virus | 2 |
| Bovine immunodeficiency virus | 2 |
| Bovine leukemia virus | 2 |
| Bovine papillomavirus | 2 |
| Bovine papillomavirus type 1 | 3 |
| Bovine papillomavirus type 2 | 3 |
| Bovine papillomavirus type 3 | 3 |
| Bovine papillomavirus type 4 | 3 |
| Bovine papillomavirus type 5 | 3 |
| Bovine parainfluenza virus 3 | 2 |
| Bovine polyomavirus | 3 |
| Bovine respiratory syncytial virus | 1 |
| Bovine rotavirus | 8 |
| Bovine viral diarrhea virus 1 | 8 |
| Bovine viral diarrhea virus 2 | 1 |
| Bowenia serrulata | 3 |
| Bowiea volubilis | 5 |
| Bowlesia incana | 2 |
| Boykinia rotundifolia | 5 |
| Brabejum stellatifolium | 2 |
| Brachelyma subulatum | 1 |
| Brachionus calyciflorus | 1 |
| Brachionus plicatilis | 4 |
| Brachybelus cruralis | 2 |
| Brachycentrus nigrosoma | 2 |
| Brachychiton populneus | 2 |
| Brachygeophilus truncorum | 1 |
| Brachyloma daphnoides | 2 |
| Brachymenium capitulatum | 1 |
| Brachymenium pulchrum | 1 |
| Brachymitrion moritzianum | 3 |
| Brachypanorpa carolinensis | 3 |
| Brachypanorpa oregonensis | 1 |
| Brachypodium pinnatum | 1 |
| Brachypteracias leptosomus | 1 |
| Brachyspira hyodysenteriae | 14 |
| Brachyspira intermedia | 1 |
| Brachyspira murdochii | 1 |
| Brachyspira pilosicoli | 7 |
| Brachystoma robertsonii | 2 |
| Brachyteles arachnoides | 1 |
| Brachythecium austro-glareosum | 1 |
| Brachythecium oxycladon | 1 |
| Brachythecium plumosum | 3 |
| Brachythecium rivulare | 2 |
| Brachythecium rutabulum | 1 |
| Bradypus infuscatus | 1 |
| Bradypus tridactylus | 4 |
| Bradypus variegatus | 1 |
| Bradyrhizobium elkanii | 5 |
| Bradyrhizobium japonicum | 544 |
| Bradyrhizobium liaoningense | 1 |
| Bradyrhizobium sp. | 1 |
| Bradyrhizobium sp. 1808N | 1 |
| Bradyrhizobium sp. 5028A | 1 |
| Bradyrhizobium sp. 5029F | 1 |
| Bradyrhizobium sp. 5057B | 1 |
| Bradyrhizobium sp. 5111P | 1 |
| Bradyrhizobium sp. 5329H | 1 |
| Bradyrhizobium sp. 5563D | 1 |
| Bradyrhizobium sp. 5680G | 1 |
| Bradyrhizobium sp. aeky10 | 1 |
| Bradyrhizobium sp. Ai1a-2 | 1 |
| Bradyrhizobium sp. ANU 289 | 5 |
| Bradyrhizobium sp. ApB16 | 1 |
| Bradyrhizobium sp. BTAi 1 | 1 |
| Bradyrhizobium sp. Cj3.3 | 1 |
| Bradyrhizobium sp. Crj-1 | 1 |
| Bradyrhizobium sp. DA2 | 1 |
| Bradyrhizobium sp. Da3.1 | 1 |
| Bradyrhizobium sp. Dr3b-11 | 1 |
| Bradyrhizobium sp. HW13 | 4 |
| Bradyrhizobium sp. IRBG 2 | 1 |
| Bradyrhizobium sp. IRBG 228 | 1 |
| Bradyrhizobium sp. IRBG 230 | 1 |
| Bradyrhizobium sp. jwc91-2 | 1 |
| Bradyrhizobium sp. Kus-2 | 1 |
| Bradyrhizobium sp. Kus-4 | 1 |
| Bradyrhizobium sp. Leb-12 | 1 |
| Bradyrhizobium sp. Leb-16 | 1 |
| Bradyrhizobium sp. MAFF 210318 | 1 |
| Bradyrhizobium sp. Mm1.3 | 1 |
| Bradyrhizobium sp. NC92 | 1 |
| Bradyrhizobium sp. ORS278 | 6 |
| Bradyrhizobium sp. ORS285 | 1 |
| Bradyrhizobium sp. Pe4 | 1 |
| Bradyrhizobium sp. Ppar1-21 | 1 |
| Bradyrhizobium sp. Ppar1-31 | 1 |
| Bradyrhizobium sp. Ppau3-41 | 1 |
| Bradyrhizobium sp. RP501 | 1 |
| Bradyrhizobium sp. Tv2a-2 | 1 |
| Bradyrhizobium sp. UPM1029 | 1 |
| Bradyrhizobium sp. UPM1166 | 1 |
| Bradyrhizobium sp. UPM1167 | 1 |
| Bradyrhizobium sp. UPM1171 | 1 |
| Bradyrhizobium sp. UPM1172 | 1 |
| Bradyrhizobium sp. UPM860 | 1 |
| Bradyrhizobium sp. Vgn-5 | 1 |
| Bradyrhizobium sp. WM9 | 11 |
| Bradysia coprophila | 1 |
| Brahmaea certhia | 1 |
| Braithwaitea sulcata | 1 |
| Branchia sp. 'Ere' | 4 |
| Branchinella sp. 3 | 1 |
| Branchioglossum woodii | 2 |
| Branchiostoma belcheri | 38 |
| Branchiostoma californiense | 1 |
| Branchiostoma floridae | 60 |
| Branchiostoma lanceolatum | 18 |
| Branchiura sp. | 2 |
| Branta canadensis | 2 |
| Brasenia schreberi | 5 |
| Brassica amplexicaulis | 1 |
| Brassica balearica | 3 |
| Brassica barrelieri | 1 |
| Brassica carinata | 3 |
| Brassica deflexa | 1 |
| Brassica erucastrum | 1 |
| Brassica insularis | 1 |
| Brassica juncea | 31 |
| Brassica maurorum | 1 |
| Brassica napus | 129 |
| Brassica nigra | 5 |
| Brassica oleracea | 54 |
| Brassica oxyrrhina | 1 |
| Brassica rapa | 47 |
| Brassica tournefortii | 2 |
| Brassica villosa | 1 |
| Brassiophoenix schumannii | 2 |
| Braunfelsia dicranoides | 1 |
| Brazzeia sp. Breteler 12916 | 2 |
| Breda virus | 2 |
| Bremia lactucae | 2 |
| Brenneria alni | 1 |
| Brenneria lupinicola | 1 |
| Brenneria nigrifluens | 2 |
| Brenneria quercina | 1 |
| Brenneria rubrifaciens | 1 |
| Brenneria salicis | 1 |
| Bretschneidera sinensis | 4 |
| Breutelia scoparia | 1 |
| Brevibacillus brevis | 13 |
| Brevibacillus centrosporus | 1 |
| Brevibacillus choshinensis | 11 |
| Brevibacillus parabrevis | 5 |
| Brevibacterium flavum | 11 |
| Brevibacterium fuscum | 2 |
| Brevibacterium linens | 6 |
| Brevibacterium sp. | 1 |
| Brevibacterium sp. HCU | 4 |
| Brevibacterium sterolicum | 3 |
| Brevicoryne brassicae | 2 |
| Brevineura rufitarsis | 2 |
| Brevitrichia sp. | 2 |
| Brevundimonas bacteroides | 1 |
| Brevundimonas diminuta | 6 |
| Brevundimonas intermedia | 1 |
| Brevundimonas subvibrioides | 1 |
| Brevundimonas variabilis | 3 |
| Brevundimonas vesicularis | 4 |
| Breweria rotundifolia | 5 |
| Brexia madagascariensis | 7 |
| Breynia nivosa | 2 |
| Brighamia insignis | 2 |
| Brissus agassizii | 1 |
| Broad bean mottle virus | 1 |
| Broad bean wilt virus 1 | 1 |
| Broad bean wilt virus 2 | 2 |
| Brochothrix thermosphacta | 1 |
| Brodiaea coronaria | 2 |
| Brodiaea jolonensis | 2 |
| Brome mosaic virus | 1 |
| Bromheadia finlaysoniana | 3 |
| Bromus catharticus | 1 |
| Bromus inermis | 9 |
| Bromus secalinus | 1 |
| Bromus tectorum | 4 |
| Brongniartia pacifica | 2 |
| Brothera leana | 3 |
| Brotherella complanata | 2 |
| Brotherella fauriei | 2 |
| Brotherella henonii | 2 |
| Brotherella herbacea | 2 |
| Brotherella nakanishikii | 2 |
| Brotherella recurvens | 2 |
| Broussaisia arguta | 2 |
| Brownea ariza | 2 |
| Brownea coccinea | 2 |
| Brownea sp. JJ Doyle 1538 | 2 |
| Brownlowia elata | 4 |
| Brucea mollis | 2 |
| Brucella melitensis | 545 |
| Bruchia flexuosa | 1 |
| Bruchus sp. | 1 |
| Brueelia marginella | 1 |
| Brueelia sp. UT03 | 1 |
| Brueelia sp. UT05 | 1 |
| Brueelia sp. UT06 | 1 |
| Brueelia sp. UT07 | 1 |
| Brugia malayi | 46 |
| Brugia pahangi | 15 |
| Bruguiera cylindrica | 2 |
| Bruguiera exaristata | 2 |
| Bruguiera gymnorrhiza | 10 |
| Bruguiera parviflora | 2 |
| Bruguiera sexangula | 2 |
| Bruinsmia styracoides | 3 |
| Brunellia colombiana | 2 |
| Brunellia oliveri | 2 |
| Brunellia sp. Lewis 3366 | 2 |
| Brunia albiflora | 3 |
| Brunonia australis | 3 |
| Brunsvigia comptonii | 2 |
| Brya ebenus | 2 |
| Bryhnia novae-angliae | 1 |
| Bryobrittonia longipes | 3 |
| Bryocladia cuspidata | 2 |
| Bryodixonia perichaetialis | 2 |
| Bryonia dioica | 2 |
| Bryopsis maxima | 8 |
| Bryopsis plumosa | 3 |
| Bryoxiphium norvegicum | 3 |
| Bryum algovicum | 1 |
| Bryum alpinum | 1 |
| Bryum arachnoideum | 1 |
| Bryum archangelicum | 1 |
| Bryum bicolor | 1 |
| Bryum billarderi | 2 |
| Bryum caespiticium | 3 |
| Bryum capillare | 1 |
| Bryum caucasicum | 1 |
| Bryum cyclophyllum | 1 |
| Bryum donianum | 1 |
| Bryum lisae | 1 |
| Bryum meesioides | 1 |
| Bryum pallens | 1 |
| Bryum pseudotriquetrum | 1 |
| Bryum stenotrichum | 1 |
| Bryum uliginosum | 1 |
| Bubalus bubalis | 12 |
| Bubalus depressicornis | 1 |
| Bubo virginianus | 1 |
| Buccinum undatum | 1 |
| Bucco capensis | 1 |
| Bucegia romanica | 1 |
| Buchanania latifolia | 2 |
| Buchnera aphidicola | 395 |
| Buchnera floridana | 1 |
| Buchnera sp. | 368 |
| Buchnera sp. 150 | 4 |
| Buchnera sp. 168 | 3 |
| Buchnera sp. 389 | 3 |
| Buchnera sp. APS | 16 |
| Buchnera sp. N27 | 4 |
| Bucida macrostachya | 2 |
| Budawangia gnidioides | 2 |
| Buddleja asiatica | 3 |
| Buddleja auriculata | 3 |
| Buddleja davidii | 2 |
| Budorcas taxicolor | 1 |
| Bufo americanus | 1 |
| Bufo arenarum | 2 |
| Bufo bufo | 4 |
| Bufo camerunensis | 1 |
| Bufo gargarizans | 2 |
| Bufo gariepensis | 1 |
| Bufo gutturalis | 1 |
| Bufo japonicus | 13 |
| Bufo marinus | 7 |
| Bufo melanostictus | 1 |
| Bufo rangeri | 1 |
| Bufo regularis | 1 |
| Buforrestia obovata | 2 |
| Bulbinella cauda-felis | 2 |
| Bulbine succulenta | 5 |
| Bulbine wiesei | 2 |
| Bulbophyllum lobbii | 2 |
| Bulbophyllum macranthum | 2 |
| Bulbostylis atrosanguinea | 2 |
| Bulbostylis hispidula | 3 |
| Bulinus truncatus | 1 |
| Bulnesia arborea | 2 |
| Bumilleriopsis filiformis | 4 |
| Bunchosia armeniaca | 2 |
| Bungarus caeruleus | 1 |
| Bungarus candidus | 1 |
| Bungarus fasciatus | 5 |
| Bungarus flaviceps | 1 |
| Bungarus multicinctus | 6 |
| Bunodosoma caissarum | 1 |
| Bunodosoma cangicum | 1 |
| Bunodosoma granulifera | 2 |
| Bupleurum falcatum | 2 |
| Bupleurum fruticosum | 2 |
| Bupleurum longiradiatum | 2 |
| Bupleurum scorzonerifolium | 2 |
| Burchardia umbellata | 2 |
| Burchellia bubalina | 2 |
| Burckella oxycarpa | 2 |
| Burdachia sphaerocarpa | 2 |
| Burkholderia ambifaria | 4 |
| Burkholderia caryophylli | 1 |
| Burkholderia cenocepacia | 4 |
| Burkholderia cepacia | 79 |
| Burkholderia dolosa | 2 |
| Burkholderia fungorum | 547 |
| Burkholderia gladioli | 3 |
| Burkholderia glumae | 1 |
| Burkholderia kururiensis | 6 |
| Burkholderia mallei | 11 |
| Burkholderia multivorans | 4 |
| Burkholderia pseudomallei | 36 |
| Burkholderia pyrrocinia | 5 |
| Burkholderia sacchari | 5 |
| Burkholderia sp. | 4 |
| Burkholderia sp. DBT1 | 8 |
| Burkholderia sp. DSMZ 9242 | 3 |
| Burkholderia sp. IpA-51 | 1 |
| Burkholderia sp. JB1 | 2 |
| Burkholderia sp. JR7B3 | 1 |
| Burkholderia sp. JRB1 | 2 |
| Burkholderia sp. JS150 | 1 |
| Burkholderia sp. NK8 | 12 |
| Burkholderia sp. PS12 | 6 |
| Burkholderia sp. RASC | 6 |
| Burkholderia sp. RP007 | 9 |
| Burkholderia sp. S1-17 | 2 |
| Burkholderia sp. SOD-5b | 1 |
| Burkholderia sp. TH2 | 5 |
| Burkholderia sp. TSN101 | 4 |
| Burkholderia stabilis | 2 |
| Burkholderia thailandensis | 5 |
| Burkholderia tuberum | 2 |
| Burkholderia vietnamiensis | 10 |
| Burmannia biflora | 5 |
| Burmannia coelestis | 5 |
| Burmannia longifolia | 5 |
| Burmannia lutescens | 2 |
| Burmannia madagascariensis | 2 |
| Burmannia sphagnoides | 1 |
| Burretiodendron esquirolii | 3 |
| Burretiokentia hapala | 5 |
| Bursatella leachii | 1 |
| Bursera inaguensis | 4 |
| Bursera sp. 'Qiu 94206' | 1 |
| Busycon canaliculatum | 1 |
| Butea minor | 2 |
| Buteo buteo | 1 |
| Buthacus arenicola | 1 |
| Buthus occitanus | 1 |
| Butia eriospatha | 2 |
| Butomus umbellatus | 3 |
| Buttiauxella sp. BTN01 | 1 |
| Buttiauxella sp. PNBS | 1 |
| Butyribacterium methylotrophicum | 2 |
| Butyrivibrio fibrisolvens | 17 |
| Buxbaumia aphylla | 3 |
| Buxbaumia piperi | 3 |
| Buxbaumia viridis | 3 |
| Buxus sempervirens | 5 |
| Buzura suppressaria nucleopolyhedrovirus | 3 |
| Byblis gigantea | 1 |
| Byblis liniflora | 3 |
| Byrsocarpus coccineus | 2 |
| Byrsonima crassifolia | 2 |
| Byrsopteryx gomezi | 2 |
| Bythograea thermydron | 1 |
| Byttneria aculeata | 2 |
| Byttneria aspera | 2 |
| Byttneria filipes | 3 |
