Common Name

Scientific Name

Common Name

Scientific Name

Acacia, catclaw

Acacia greggii

Algae, red

Bangia spp.

Acetobacter

Acetobacter spp.

Algae, red

Cyanidium spp.

Acne pathogen

Propionibacterium acnes

Algae, red

Dasya spp.

Actinomycete

Frankia spp.

Algae, red

Gelidium spp.

Aflatoxin fungus

Aspergillus flavus

Algae, red

Gracilaria spp.

African violet

Saintpaulia ionantha

Algae, red

Porphyra spp.

Agaric, red-gilled

Melanophyllum echinatum

Algae, red tide

Gonyaulax tamarensis

Agave, tequila

Agave tequilana

Allegheny serviceberry

Amelanchier laevis

Agrobacterium

Agrobacterium tumefaciens

Allspice

Pimenta dioica

Alaska cedar

Chamaecyparis nootkatensis

Almond

Prunus dulcis

Alder, red

Alnus rubra

Aloe Vera

Aloe vera

Alder, Sitka

Alnus sinuata

Alum root

Heuchera sanguinea

Alfalfa

Medicago sativa

Aluminum plant

Pilea cadierei

Algae, brown

Elachista spp.

Amaranth, globe

Gomphrena globosa

Algae, brown

Laminaria spp.

American basswood

Tilia americana

Algae, brown

Padina spp.

American beautyberry

Callicarpa americana

Algae, brown

Streblonema spp.

American beech

Fagus grandifolia

Algae, coralline red

Porolithon craspedium

American chestnut

Castanea dentata

Algae, golden brown

Chrysamoeba spp.

American elder

Sambucus canadensis

Algae, golden brown

Dinobryon spp.

American elm

Ulmus americana

Algae, golden brown

Paraphysomonas spp.

American ginseng

Panax quinquefolius

Algae, golden brown

Uroglenopsis spp.

American holly

Ilex opaca

Algae, green

Phycopeltis spp.

American hornbeam

Carpinus caroliniana

Algae, green

Ulothrix spp.

American pasque flower

Pusatilla hirsutissima

Algae, green

Ulva spp.

American plum

Prunus americana

American wild rice

Tizania aquatica

American sycamore

Platanus occidentalis

American wild rice

Tizania aquatica

Arizona cypress

Cupressus arizonica

Anemone smut

Urocystis anemones

Artichoke, globe

Cynara scolymus

Angelica

Angelica archangelica

Artichoke, Jerusalem

Helianthus tuberosus

Anise

Pimpinella anisum

Ash, common prickly

Zanthoxylum americana

Anise, star

Itticium verum

Ash, European mountain

Sorbus aucuparia

Anthrax pathogen

Bacillus anihracis

Ash, green

Fraxinus pennsylvanica

Anthurium

Anthurium andraeanum

Ash, white

Fraxinus americana

Apache plume

Fallugia paradoxa

Ashy coral mushroom

Clavulina cinerea

Appendaged bacterium

Caulobacter crescentus

Asparagus

Asparagus officinalis

Apple

Malus x domesticus

Aspen, quaking

Populus tremuloides

Apple, custard

Annona reticulata

Atlas cedar

Cedrus atlantica

Apple, may

Podophyllum peltatum

Australian tree fern

Cyathea cooperi

Apple, star

Chrysophyllum cainito

Austrian pine

Pinus nigra

Apple scab pathogen

Enturia inaequalis

Avocado

Persea americana

Applemint

Mentha suaveolens

Azalea

Rhododendron spp.

Apricot

Prunus armeniaca

Azospirillum

Azospirillum spp.

Apricot jelly

Phlogiotis helvelloides

Arbor-vitae, Chinese

Thuja orientalis

Aquatic moss

Hygrohypnum bestii

Arbutus, trailing

Epigaea repens

Arabian jasmine

Jasminum sambac