Brazil

Arachnopeziza aurata

Arborescent Matayba

Matayba arborescens

Arborescent pricklypear

Opuntia leucotricha

Archaeperidinium minutum

Arched Earthstar

Geastrum fornicatum

arch-fronted swimming crab

Liocarcinus navigator

Arctic poppy

Papaver nudicaule

Arcyria ferruginea

Arcyria globosa

Arcyria insignis

Arcyria stipata

Arcyria versicolor

Argentina Vervain

Verbena bonariensis

Argentine Barley

Hordeum euclaston

Australian-nut

Macadamia ternifolia

Australian Pine

Pinus nigra

Australian spotted jellyfish

Phyllorhiza punctata

Australian tallowwood

Eucalyptus microcorys

Australian waterbuttons

Cotula australis

Autumn Berry

Elaeagnus umbellata

Autumn Millet

Panicum dichotomiflorum

Autumn zephyrlily

Zephyranthes candida

Avian goosefoot

Chenopodium hircinum

Avocado

Persea americana

awl-leaved lilaea

Triglochin scilloides

Awned Cyperus

Cyperus squarrosus

Awnless Barnyard Grass

Echinochloa colonum

Azpeitia nodulifera

baby jump-up

Mecardonia procumbens

baby primrose

Primula malacoides

Baby Rose

Rosa multiflora

Baby sage

Salvia microphylla

Baby’s Tears

Lindernia rotundifolia

Bachelor'S-Button

Gomphrena globosa

Bacteriastrum hyalinum

Badhamia affinis

Badhamia nitens

Badhamia panicea

bagflower

Clerodendrum thomsoniae

Bahiagrass

Paspalum notatum

Bahia lovegrass

Eragrostis bahiensis

Balloon vine

Cardiospermum halicacabum

Balloon vine

Cardiospermum grandiflorum

Balm

Melissa officinalis

Balsa

Ochroma pyramidale

Balsamillo

Hamelia axillaris

bamboo grass

Paspalum fasciculatum

Bamboo orchid

Arundina graminifolia

banana water-lily

Nymphaea mexicana

Banded Mottlegill

Panaeolus cinctulus

Banksian Pine

Pinus banksiana

Barbados aloe

Aloe vera

Barbados cherry

Malpighia emarginata

Barbados Cherry

Malpighia glabra

Barbados nut

Jatropha curcas

Barbary fig

Opuntia ficus-indica

Barbicou-bean

Canavalia brasiliensis

Barley Brome

Bromus hordeaceus

Barnyard Grass

Echinochloa crus-galli

Barrel Cactus

Melocactus intortus