| Organic | Scientific name | Common name | Part | Origin |
| | Baccharis genistelloides (Lam) Pers subsp crispa (Spreng) Joch Müll | Carqueja | | |
| | Baccharis trimera (Less) DC (syn Baccharis genistelloides (Lam) Pers subsp crispa (Spreng) Joch Müll) | Carqueja | | |
| | Baccharoides adoensis (Sch Bip ex Walp) HRob | | | W-Africa |
| | Bacopa monnieri (L) Penell | Indian Pennywort | leaf | S-America |
| | Bactris gasipaes Kunth | Peach Palm | fruit | S-America |
| | Baillonella toxisperma Pierre | Moabi | seed | W-Africa |
| | Balanites aegyptiacus (L) Delile | Desert Date | | W-Africa |
| | Balanites aegyptiacus (L) Delile | Desert Date | | Indian Sub |
| | Balanites maughamii Sprague | Torchwood | | S-Africa |
| | Balanites wilsoniana Dawe & Sprague | | gum | W-Africa |
| | Ballota acetabulosa Benth | False Dittany | | E-Europe |
| | Ballota africana (L) Benth | Cat Herb | herb | S-Africa |
| | Ballota foetida Lam (syn Ballota nigra L) | Black Horehound | herb | W-Europe |
| | Ballota nigra L | Black Horehound | herb | Europe |
| | Baltimora recta L | Beautyhead | herb | C-America |
| | Bambusa arundinacea (Retz) Willd (syn Bambusa bambos (L)Bamboo | Indian Thorny Bamboo | | |
| | Bambusa bambos (L) Voss | Indian Thorny Bamboo | | E-Europe |
| | Bambusa textilis McClure /Schizostachyum chinense Rendle | | | China |
| | Bambusa tuldoides Munro/Sinocalamus beecheyanus (Munro) Mc- Clure varstem | | | China |
| | Banisteria caapi Spruce ex Griseb (syn Banisteriopsis caapi (Spruce ex Griseb) C V Morton) | Soulvine | | |
| | Banisteriopsis caapi (Spruce ex Griseb) C V Morton | Soulvine | | |
| | Baphicacanthus cusia (Nees) Bremek / Polygonum tinctorium Ait / Isatis indigotica Fort | | | China |
| | Baptisia alba (L) Vent var macrophylla (Larisey)Wild Indigo-Western | Wild indigo-Western | | N-America |
| | Baptisia leucantha Torr & A Gray (syn Baptisia alba (L) Vent var macrophylla (Larisey) Isely) | Wild indigo-Western | | N-America |
| | Baptisia tinctoria (L) R Br | Wild indigo-Western | | |
| | Barbosella cucullata xanthina | | | Ecuador |
| | Barbosella hirtzii | | | Ecuador |
| | Barbosella prorepens | | | Ecuador |
| | Barkeria skinneri | | | Ecuador |
| | Barosma betulina (P J Bergius) Bartl & H L Wendl (syn Agathosma betulina (P J Bergius) Pillans) | Buchu | | |
| | Barosma crenulata (L) Hook (syn Agathosmacrenulata (L) Pillans) | Buchu | | |
| | Bassia scoparia (L) A J Scott | Belvedere | fruit | China |
| | Bauhinia forficata Link | Pata de Vaca | leaf | S-America |
| | Bauhinia purpurea L | Butterfly Orchid Tree | | |
| | Bauhinia variegata L | Mountain Ebony | | |
| | Beilschmiedia mannii (Meisn) Benth et Hook | Spicy Cedar | flower | W-Africa |
| | Belamcanda chinensis (L) DC (syn Iris domestica GoldblattLilyMabb) | Blackberry & | rhizome | China |
| | Bellis perennis L | Daisy | flower | |
| | Benincasa hispida (Thunb) Cogn | Ash Gourd | exocarp | China |
| | Benzingia thienii | | | Ecuador |
| | Berberis aquifolium Pursh | Blue Barberry | | |
| | Berberis aristata DC | Indian Barberry | stem | Indian Sub |
| | Berberis holstii Engl | African Barberry | | E-Africa |
| | Berberis vulgaris L | Barberry | root | |
| | Bergenia crassifolia (L) Fritsch | Trumpet Tree | leaf | E-Europe |
| | Bergenia pacumbis (Buch-Ham ex D Don) C YBergenia T Pan | | | Indian Sub |
| | Bergera koenigii L | Curry leaf | leaf | Indian Sub |
| | Bersama tysoniana Oliv | Bitterbark | | S-Africa |
| | Bertholletia excelsa Humb & Bonpl | Para Nut | nut | S-America |
| | Beta vulgaris L | Red beet | root | MidEast |
| | Betula lenta L | Black Birch | bark | N-America |
| | Betula pendula Roth | Birch | leaf, bark | |
| | Bidens pilosa L | Cobbler's pegs | | W-Africa |
| | Bidens tripartita L | Marigold bur | herb | E-Europe |
| | Bifrenaria atropurpurea | | | Ecuador |
| | Bifrenaria harrisoniae | | | Ecuador |
| | Bifrenaria inodora | | | Ecuador |
| | Bignonia unguis-cati L (syn Dolichandra unguis-cati (L) L G Lohmann) | Cat's Claw | | |
| | Bismarckia nobilis Hildebrandt & H Wendl | | seed | Africa |
| | Bistorta officinalis Delarbre | Bistort | | |
| bio | Bistorta vivipara (L) Delarbre | Alpine Bistort | root | SE-Europe |
| | Bixa orellana L | Annatto | seed | Africa |
| | Bletilla striata |
| | Japan |
| | Bletilla striata (Thunb) Reichb f | Chinese ground orchid | rhizome | China |
| | Blumea balsamifera (L) DC | Buffalo Ear | | S-America |
| | Boerhavia diffusa L | Spreading Hogweed | root | S-America |
| | Boerhavia hirsuta Willd (syn Boerhavia diffusaL)Spreading Hogweed | | | |
| | Boerhavia repens L | | | |
| | Bolbostemma paniculatum (Maxim) Franquet | | rhizome | China |
| | Bolivicereus samaipatanus | | | America |
| | Bollea hirtzii | | | Ecuador |
| | Boophone disticha (L f) Herb | Tumbleweed | | S-Africa |
| | Borago officinalis L | Borage | flowery top | |
| | Borojoa patinoi Cuatrec | Tara Powder | | S-America |
| | Boswellia carteri Birdw (syn Boswellia sacra Flueck) | Frankincense | gum | |
| | Boswellia dalzielii Hutch | Frankincence Tree | gum | W-Africa |
| | Boswellia dalzielii Hutch | Incencse Tree | | W-Africa |
| | Boswellia neglecta S Moore | Frankincense | resin | E-Africa |
| | Boswellia sacra Flueck(1867) | Frankincense | gum | MidEast |
| | Boswellia serrata Roxb ex Colebr | Indian Frankincense | | |
| | Bowiea volubilis Harv ex Hook f | Climbing Onion | | S-Africa |
| | Brasiliorchis picta | | | Ecuador |
| | Brasiliorchis schunkeana | | | Ecuador |
| | Brassavola cucullata | | | Ecuador |
| | Brassavola martiana | | | Ecuador |
| | Brassavola nodosa | | | Ecuador |
| | Brassia andina | | | Ecuador |
| | Brassia andreettae | | | Ecuador |
| | Brassia arcuigera aff | | | Ecuador |
| | Brassia aurantiaca | | | Ecuador |
| | Brassia brachypus | | | Ecuador |
| | Brassia gireoudiana | | | Ecuador |
| | Brassia jipijapensis | | | Ecuador |
| | Brassia pozoi | | | Ecuador |
| | Brassia pozoi xanthina | | | Ecuador |
| | Brassia verrucosa | | | Ecuador |
| | Brassia wageneri | | | Ecuador |
| | Brassia warszewiczii | | | Ecuador |
| | Brassica juncea (L) Czern | Mustard | seed | Indian Sub |
| | Brassica nigra (L) W D J Koch | Black Mustard | | |
| | Bridelia ferruginea Benth | | purple | W-Africa |
| | Bridelia ferruginea Benth | | | W-Africa |
| | Bridelia micrantha (Hochst) Baill | Bridelia | | W-Africa |
| | Brosimum alicastrum Sw | Breadnut, Maya nut | leaf, seed | C-America |
| | Broussonetia papyrifera (L) Vent | Paper Mulberry | fruit | China |
| | Brucea javanica (L) Merr | Java brucea | fruit | China |
| | Brunfelsia hopeana (Hook) Benth (syn Brunfelsia uniflora (Pohl) D Don) | Manaca | | |
| | Brunfelsia uniflora (Pohl) D Don | Manaca | | |
| | Bryonia alba L | European White Bryony | | |
| | Bryonia dioica Jacq | Red Bryony | | |
| | Bryophyllum calycinum Salisb (syn Kalanchoepinnata (Lam) Pers) | Curtainplant | | |
| | Buchlozia sp | | | W-Africa |
| | Buddleja officinalis Maxim | | flower | China |
| | Buiningia brevicylindrica(Coleocephalocereus aureus) | | | America |
| | Bulbine frutescens (L) Willd | | gel | S-Africa |
| | Bulbine natalensis | "Rooiwortel" | herb | S-Africa |
| | Bulbophyllum abbreviatum | | | Ecuador |
| | Bulbophyllum aestivale | | | Ecuador |
| | Bulbophyllum agastor | | | Ecuador |
| | Bulbophyllum ambrosia | | | Ecuador |
| | Bulbophyllum ankylochele | | | Ecuador |
| | Bulbophyllum auratum pink | | | Ecuador |
| | Bulbophyllum baileyi | | | Ecuador |
| | Bulbophyllum bicolor | | | Ecuador |
| | Bulbophyllum biflorum | | | Ecuador |
| | Bulbophyllum calceolus | | | Ecuador |
| | Bulbophyllum carunculatum | | | Ecuador |
| | Bulbophyllum catenulatum | | | Ecuador |
| | Bulbophyllum cephalophorum | | | Ecuador |
| | Bulbophyllum clandestinum | | | Ecuador |
| | Bulbophyllum collettii | | | Ecuador |
| | Bulbophyllum corolliferum | | | Ecuador |
| | Bulbophyllum crassipes | | | Ecuador |
| | Bulbophyllum cumingii | | | Ecuador |
| | Bulbophyllum dearei | | | Ecuador |
| | Bulbophyllum eberhardtii syn picturatum | | | Ecuador |
| | Bulbophyllum echinolabium | | | Ecuador |
| | Bulbophyllum falcatum | | | Ecuador |
| | Bulbophyllum fascinator | | | Ecuador |
| | Bulbophyllum frostii | | | Ecuador |
| | Bulbophyllum grandiflorum | | | Ecuador |
| | Bulbophyllum incarum | | | Ecuador |
| | Bulbophyllum inunctum | | | Ecuador |
| | Bulbophyllum kermesinum | | | Ecuador |
| | Bulbophyllum lasiochilum | | | Ecuador |
| | Bulbophyllum lepidum | | | Ecuador |
| | Bulbophyllum levanae var levanae | | | Ecuador |
| | Bulbophyllum lindleyanum | | | Ecuador |
| | Bulbophyllum lobbii | | | Ecuador |
| | Bulbophyllum macranthum | | | Ecuador |
| | Bulbophyllum makoyanum | | | Ecuador |
| | Bulbophyllum mandibulare | | | Ecuador |
| | Bulbophyllum maquilinguense | | | Ecuador |
| | Bulbophyllum maxillare | | | Ecuador |
| | Bulbophyllum maximum | | | Ecuador |
| | Bulbophyllum micranthum ex brown river png | | | Ecuador |
| | Bulbophyllum mucronatum subsp alagense | | | Ecuador |
| | Bulbophyllum nitidum | | | Ecuador |
| | Bulbophyllum nymphopolitanum | | | Ecuador |
| | Bulbophyllum odoratissimum | | | Ecuador |
| | Bulbophyllum pardalotum | | | Ecuador |
| | Bulbophyllum picturatum | | | Ecuador |
| | Bulbophyllum pingtungense | | | Ecuador |
| | Bulbophyllum purpurascens | | | Ecuador |
| | Bulbophyllum retusiusculum | | | Ecuador |
| | Bulbophyllum rothschildianum | | | Ecuador |
| | Bulbophyllum rugosum | | | Ecuador |
| | Bulbophyllum sanguineopunctatum | | | Ecuador |
| | Bulbophyllum speciosum | | | Ecuador |
| | Bulbophyllum steyermarkii | | | Ecuador |
| | Bulbophyllum stragularium | | | Ecuador |
| | Bulbophyllum sulfureum | | | Ecuador |
| | Bulbophyllum taiwanense | | | Ecuador |
| | Bulbophyllum tentaculiferum | | | Ecuador |
| | Bulbophyllum translucidum | | | Ecuador |
| | Bulbophyllum treschii | | | Ecuador |
| | Bulbophyllum tricanaliferum yellow | | | Ecuador |
| | Bunium bulbocastanum L | Black Zira | bulb | Indian Sub |
| | Bupleurum chinense DC / Bupleurum scorzonerifolium Willd | | root | China |
| | Bupleurum falcatum L | Sickleleaf hare's-ear | | |
| | Bursera graveolens (Kunth) Triana & Planch | Palo santo, Sassafras | leaf, bark, resin | C-America |
| | Bursera simaruba (L) Sarg | Gumbo limbo | leaf, bark, resin | C-America |
| | Butea monosperma (Lam) Taub | Bastard Teak | | |
| | Butea superba Roxb | | | |
| | Butyrospermum parkii (G Don) Kotschy (-> Vitellaria paradoxa C F Gaertn) | Shea Butter | | W-Africa |
| | Butyrospermum parkii (GDon) Kotschy (= Vitellaria paradoxa CFGaertn) | Shea Butter | nut | W-Africa |
| | Byrsonima crassifolia (L) Kunth | Golden Spoon | leaf, bark, fruit | C-America |