This table lists all species profiled on PIER with the genus beginning with the letter B. An alphabetical index to all PIER species is also available. Also, the complete alphabetical of all PIER species is available, but it is a large list and may take a while to load on systems with slower internet connections. It includes those of environmental concern (including those that are probably of threat only to islands with high elevations) as well as agricultural and ruderal weeds. Each species is linked by its scientific name to an individual write-up containing relevant information.
Species are listed in alphabetic order. You can browse this list or use the "find" function on your web browser to search by scientific name.
Can't find it here? Check the list of synonyms for other names (the more common synonyms are included below) or search other lists and databases available on the Internet.
Stumped by botanical terms? Here are links to a brief glossary and a search engine for botanical terms.
| Scientific name (+Family) | Often-used other Latin names | Habit |
Present on
Pacific Islands? |
Primarily a threat
at high elevations? |
| Baccharis halimifolia (Asteraceae) | shrub | No | No | |
| Bacopa procumbens (Plantaginaceae) | Mecardonia procumbens (Mill.) Small | herb | Yes | No |
| Bahia ambrosioides (Asteraceae) | shrub | Yes | Yes | |
| Bambusa spp. (Poaceae) | tree | Yes | No | |
| Banksia ericifolia (Proteaceae) | shrub/tree | Yes | No | |
| Banksia integrifolia (Proteaceae) | Banksia compar R. Br. | tree | Yes | No |
| Banksia spinulosa (Proteaceae) | Banksia collina R. Br. [=Banksia spinulosa var. collina]; Banksia cunninghamii Sieber ex Rchb. [=Banksia spinulosa var. cunninghamii] | shrub | Yes | No |
| Barleria cristata (Acanthaceae) | shrub | Yes | No | |
| Barleria lupulina (Acanthaceae) | shrub | Yes | No | |
| Barleria prionitis (Acanthaceae) | shrub | Yes | No | |
| Barleria repens (Acanthaceae) | herb | Yes | No | |
| Bartsia trixago (Orobanchaceae) | Bellardia trixago (L.) All.; Euphrasia trixago Vis.; Trixago apula Steven | herb | Yes | Yes |
| Basella alba (Basellaceae) | Basella cordifolia Lam.; Basella rubra L. | herb | Yes | No |
| Batis maritima (Bataceae) | shrub | Yes | No | |
| Bauhinia acuminata (Fabaceae) | shrub | Yes | No | |
| Bauhinia monandra (Fabaceae) | tree | Yes | No | |
| Bauhinia purpurea (Fabaceae) | shrub/tree | Yes | No | |
| Bauhinia vahlii (Fabaceae) | vine | Yes | No | |
| Bauhinia variegata (Fabaceae) | tree | Yes | No | |
| Begonia cucullata (Begoniaceae) | herb | Yes | No | |
| Begonia foliosa (Begoniaceae) | herb | Yes | No | |
| Begonia fusca (Begoniaceae) | Begonia maxima hort. ex A. DC. | herb | Yes | No |
| Begonia hirtella (Begoniaceae) | herb | Yes | No | |
| Begonia x semperflorens-cultorum (Begoniaceae) | Begonia semperflorens Link & Otto | herb | Yes | No |
| Bellis perennis (Asteraceae) | herb | Yes | Yes | |
| Bidens alba (Asteraceae) | Bidens pilosa L. var. radiata Shultz-Bip. | herb | Yes | No |
| Bidens bipinnata (Asteraceae) | herb | No | No | |
| Bidens cynapiifolia (Asteraceae) | herb | Yes | No | |
| Bidens pilosa (Asteraceae) | herb | Yes | No | |
| Bischofia javanica (Phyllanthaceae) | tree | Yes | No | |
| Bixa orellana (Bixaceae) | shrub | Yes | No | |
| Blainvillea gayana (Asteraceae) | Wedelia gossweileri S. Moore | herb | No | No |
| Blechnum occidentale (Blechnaceae) | Blechnum appendiculatum Willd. | fern | Yes | No |
| Blumea sinuata (Asteraceae) | Blumea laciniata (Roxb.) DC.; Conyza laciniata Roxb.; Gnaphalium sinuatum Lour. | herb | Yes | No |
| Blutaparon vermiculare (Amaranthaceae) | Caraxeron vermicularis (L.) Raf.; Gomphrena vermicularis L.; Philoxerus vermicularis (L.) Sm. | herb | Yes | No |
| Bocconia frutescens (Papaveraceae) | shrub | Yes | No | |
| Boehmeria macrophylla (Urticaceae) | Boehmeria platyphylla Buch.-Ham. ex D. Don | herb | No | No |
| Boehmeria nivea (Urticaceae) | Urtica nivea L.; Urtica tenacissima Roxb. | shrub | Yes | No |
| Boerhavia coccinea (Nyctaginaceae) | herb | Yes | No | |
| Boerhavia erecta (Nyctaginaceae) | herb | No | No | |
| Bothriochloa bladhii (Poaceae) | Andropogon bladhii Retz.; Andropogon intermedius R. Br.; Bothriochloa caucasica (Trin.) C.E. Hubbard; Dichanthium bladhii (Retz.) Clayton | grass | Yes | No |
| Bothriochloa decipiens (Poaceae) | grass | Yes | No | |
| Bothriochloa pertusa (Poaceae) | Andropogon pertusus (L.) Willd. | grass | Yes | No |
| Bouteloua aristidoides (Poaceae) | Dinebra aristidoides Kunth | grass | No | No |
| Bouteloua disticha (Poaceae) | Bouteloua pilosa (Hook. f.) Benth. ex S. Watson; Eutriana pilosa Hook. f.; Leptochloa hirta Nees ex Steud.; Polyodon distichum Kunth | grass | Yes | No |
| Brachiaria eruciformis (Poaceae) | Panicum eruciforme Sm. | grass | Yes | No |
| Brachychiton populneus (Sterculiaceae) | tree | Yes | No | |
| Brachypodium distachyon (Poaceae) | Bromus distachyos L.; Trachynia distachya (L.) Link | grass | Yes | No |
| Brassica juncea (Brassicaceae) | herb | Yes | No | |
| Brassica napus (Brassicaceae) | herb | Yes | No | |
| Brassica nigra (Brassicaceae) | herb | Yes | No | |
| Brassica rapa (Brassicaceae) | herb | Yes | No | |
| Breynia disticha (Phyllanthaceae) | Breynia nivosa (W. Bull) Small; Phyllanthus nivosus W. G. Sm. (also varieties and cultivars) | shrub | Yes | No |
| Brickellia diffusa (Asteraceae) | herb | Yes | No | |
| Bridelia insulana (Phyllanthaceae) | tree | Yes | No | |
| Brillantaisia lamium (Acanthaceae) | Leucorhaphis lamium Nees | herb | No | No |
| Briza maxima (Poaceae) | grass | Yes | No | |
| Briza minor (Poaceae) | grass | Yes | No | |
| Briza subaristata (Poaceae) | Briza stricta (Hook. & Arn.) Steud.; Briza subaristata var. interrupta (Hack. ex Stuck.) Roseng. et al.; Briza triloba Nees; Chascolytrum subaristatum (Lam.) Desv. | grass | Yes | No |
| Bromus berteroanus (Poaceae) | Bromus trinii E. Desv. | grass | Yes | No |
| Bromus catharticus (Poaceae) | Bromus brevis Steud.; Bromus unioloides Kunth; Bromus willdenowii Kunth | grass | No | No |
| Bromus cebadilla (Poaceae) | Bromus catharticus Vahl var. elatus (E. Desv.) Planchuelo; Bromus catharticus subsp. stamineus (E. Desv.) A. N. Massa; Bromus stamineus E. Desv.; Bromus unioloides var. elata E. Desv.; Bromus valdivianus Phil. | grass | Yes | No |
| Bromus diandrus (Poaceae) | Bromus rigidus Roth [=Bromus diandrus Roth var. rigidus (Roth) Sales] | grass | Yes | No |
| Bromus hordeaceus (Poaceae) | Bromus mollis L. | grass | Yes | No |
| Bromus lithobius (Poaceae) | Bromus andinus Phil. | grass | Yes | No |
| Bromus madritensis (Poaceae) | Anisantha madritensis (L.) Nevski; Bromus villosus Forssk. | grass | Yes | No |
| Bromus rubens (Poaceae) | Anisantha rubens (L.) Nevski; Bromus purpurascens Delile | grass | Yes | No |
| Browallia americana (Solanaceae) | herb | Yes | No | |
| Brucea javanica (Simaroubaceae) | Brucea amarissima (Lour.) Desv. ex Gomes; Brucea sumatrana Roxb.; Gonus amarissimus Lour.; Rhus javanica L. | shrub/tree | Yes | No |
| Brugmansia candida (Solanaceae) | tree | Yes | No | |
| Brugmansia suaveolens (Solanaceae) | Datura suaveolens Humb. & Bonpl. ex Willd. | shrub | Yes | No |
| Buchnera floridana (Orobanchaceae) | herb | Yes | No | |
| Buddleja asiatica (Scrophulariaceae) | shrub | Yes | No | |
| Buddleja davidii (Scrophulariaceae) | Buddleia davidii Franch. | shrub | Yes | Yes |
| Buddleja globosa (Scrophulariaceae) | shrub | Yes | No | |
| Buddleja madagascariensis (Scrophulariaceae) | Buddleia madagascarienses Lam.; Buddleya madagascariensis Lam. | shrub | Yes | Yes |
| Buxus sempervirens (Buxaceae) | Buxus colchica Pojark. | shrub/tree | Yes | Yes |
| Byrsonima crassifolia (Malpighiaceae) | Malpighia crassifolia L. | shrub/tree | Yes | No |